CN210381392U - Spliced lamp - Google Patents
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- CN210381392U CN210381392U CN201921266423.2U CN201921266423U CN210381392U CN 210381392 U CN210381392 U CN 210381392U CN 201921266423 U CN201921266423 U CN 201921266423U CN 210381392 U CN210381392 U CN 210381392U
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Abstract
A tiled lamp comprising: a control device; the first light source device comprises an input interface, a light-emitting circuit and at least two switch output circuits connected in series, wherein the input interface is inserted into a connecting socket of the control device; the light-emitting circuit comprises at least one intelligent external control integrated LED light source; the first light source device realizes the lighting according to the light control signal output by the main control chip and shapes the light to output to the next stage circuit; the second light source devices comprise input interfaces, light-emitting circuits and at least two switch output circuits connected in series, and each second light source device can selectively plug the input interface thereof into the first light source device or one switch output circuit of the other second light source device; the light-emitting circuit comprises at least one intelligent external control integrated LED light source; the second light source device realizes the lighting according to the light control signal output by the previous-stage circuit and shapes the light to output to the next-stage circuit. The lighting modes of each light source device can be controlled by the light control signal to be different, and the requirements are met.
Description
Technical Field
The utility model relates to a light technical field especially relates to a concatenation lamp.
Background
The polygonal splicing lamp is a common decorative lamp, is popular due to the fact that the polygonal splicing lamp can be spliced into different appearance structures, and the figure of the polygonal splicing lamp can be seen in home decoration, entertainment places, intelligent splicing toys for children and the like. However, when the polygonal spliced lamps in the market are freely spliced, all the next-stage light boards connected with the previous-stage light boards are connected in parallel, and cascade control cannot be achieved, so that when the lamps are lightened, the lighting modes of the same-stage light boards are the same, and the lighting effect is less. However, in some cases, it is desirable to have different lighting modes on each lighting panel or each light source device, and obviously, the current spliced lamp cannot achieve the effect.
In view of this, it is necessary to design a splicing lamp that can make the lighting modes of each light source device different to meet the use requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a concatenation lamp is provided, it can make each light source device's bright lamp mode all inequality.
In order to solve the technical problem, the utility model discloses a following technical scheme. A tiled light comprising:
the control device comprises a power supply module, a main control chip and a connecting socket, wherein the power supply module is connected with the main control chip to provide working power supply for the main control chip, the power supply module is connected with the connecting socket to output LED working power supply, and the main control chip is connected with the connecting socket to output light control signals;
the first light source device comprises an input interface, a light-emitting circuit and at least two serially connected switch output circuits, and the input interface of the first light source device is inserted into the connecting socket of the control device to realize electrical connection; the light-emitting circuit of the first light source device comprises at least one intelligent external control integrated LED light source; the intelligent external control integrated LED light source of the first light source device realizes lighting according to the light control signal output by the main control chip and shapes the light control signal to output to the next stage circuit;
the second light source devices comprise an input interface, a light-emitting circuit and at least two switch output circuits connected in series, and each second light source device can selectively plug the input interface thereof into one switch output circuit of the first light source device to realize electrical connection or plug the input interface thereof into one switch output circuit of another second light source device to realize electrical connection; the light-emitting circuit of the second light source device comprises at least one intelligent external control integrated LED light source; the intelligent external control integrated LED light source of the second light source device realizes lighting according to the light control signal output by the previous-stage circuit and shapes the light control signal to output to the next-stage circuit;
when a certain switch output circuit of the first light source device is not connected with a second light source device, the received light control signal is transmitted to a next-stage switch output circuit; when a certain switch output circuit of the first light source device is connected with a second light source device, the received light control signal is output to the next switch output circuit after being shaped step by the cascaded second light source device.
Furthermore, the intelligent external control integrated LED light source of the first light source device includes a control circuit and an RGB chip electrically connected to the control circuit, the control circuit of the first light source device is configured to extract a corresponding signal according to the obtained light control signal to control the RGB chip to illuminate, and the control circuit of the first light source device is further configured to shape the light control signal after extracting the corresponding signal to output to a next stage circuit;
the intelligent external control integrated LED light source of the second light source device comprises a control circuit and an RGB chip electrically connected with the control circuit, the control circuit of the second light source device is used for extracting corresponding signals according to the obtained light control signals to control the RGB chip to shine, and the control circuit of the second light source device is also used for shaping the light control signals after the corresponding signals are extracted to output to a next-stage circuit.
Further, the switch output circuit of the first light source device comprises an analog switch and an output interface connected with the analog switch, the switch output circuits of the first light source device are connected in series through the analog switch on the switch output circuit, and when the output interface of the first light source device is not connected with the second light source device, the analog switch of the first light source device is in a closed state; when the output interface of the first light source device is connected with a second light source device, the analog switch of the first light source device is in an open state to realize the cascade connection of the first light source device and the second light source device;
the switch output circuit of the second light source device comprises an analog switch and an output interface connected with the analog switch, the switch output circuits of the second light source devices are connected in series through the analog switches on the switch output circuits, and when the output interface of the second light source device is not connected with another second light source device, the analog switch of the second light source device is in a closed state; when the output interface of the second light source device is connected with another second light source device, the analog switch of the second light source device is in an open state to realize the cascade connection between the two second light source devices.
Furthermore, the analog switch of the first light source device is realized by adopting an MOS (metal oxide semiconductor) tube; and the analog switch of the second light source device is realized by adopting an MOS (metal oxide semiconductor) tube.
Furthermore, the analog switch of the first light source device is an NMOS transistor, a gate of the NMOS transistor is electrically connected to a power pin of an output interface of the first light source device through a resistor, and the gate of the NMOS transistor is also electrically connected to a positive pin of a data line of the output interface; the source electrode of the NMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the NMOS tube is also led out of the input end of the analog switch; the drain electrode of the NMOS tube is electrically connected with a power pin of the output interface through another resistor, the drain electrode of the NMOS tube is also electrically connected with a data line negative electrode pin of the output interface, and the drain electrode of the NMOS tube is also led out of the output end of the analog switch;
the analog switch of the second light source device is an NMOS tube, the grid electrode of the NMOS tube is electrically connected with a power pin of an output interface of the second light source device through a resistor, and the grid electrode of the NMOS tube is also electrically connected with a data line positive electrode pin of the output interface; the source electrode of the NMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the NMOS tube is also led out of the input end of the analog switch; the drain electrode of the NMOS tube is electrically connected with the power pin of the output interface through another resistor, the drain electrode of the NMOS tube is also electrically connected with the negative pin of the data line of the output interface, and the drain electrode of the NMOS tube is also led out of the output end of the analog switch.
Furthermore, the analog switch of the first light source device is a PMOS transistor, a gate of the PMOS transistor is electrically connected with a positive pin of a data line of an output interface of the first light source device, and the gate of the PMOS transistor is grounded through a resistor; the source electrode of the PMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the PMOS tube is also led out of the input end of the analog switch; the drain electrode of the PMOS tube is electrically connected with the negative pin of the data line of the output interface, and the drain electrode of the PMOS tube is led out of the output end of the analog switch;
the analog switch of the second light source device is a PMOS tube, the grid electrode of the PMOS tube is electrically connected with the positive pin of the data line of an output interface of the second light source device, and the grid electrode of the PMOS tube is grounded through a resistor; the source electrode of the PMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the PMOS tube is also led out of the input end of the analog switch; the drain electrode of the PMOS tube is electrically connected with the negative pin of the data line of the output interface, and the drain electrode of the PMOS tube is led out of the output end of the analog switch.
Furthermore, the analog switch of the first light source device is realized by adopting a gate circuit; and the analog switch of the second light source device is realized by adopting a gate circuit.
Furthermore, the analog switch of the first light source device is an and gate, a first input end of the and gate is electrically connected with a grounding pin of an output interface of the first light source device, the first input end of the and gate is grounded through a resistor, and the first input end of the and gate leads out the input end of the analog switch; the second input end of the AND gate is electrically connected with the power pin of the output interface through another resistor, and is also electrically connected with the positive pin of the data line of the output interface; the output end of the AND gate is electrically connected with the data line cathode pin of the output interface through the anode of a Schottky diode, and the cathode of the Schottky diode leads out the output end of the analog switch;
the gate circuit of the second light source device is an AND gate, the first input end of the AND gate is electrically connected with a grounding pin of an output interface of the second light source device, and the first input end of the AND gate leads out the input end of the analog switch; the second input end of the AND gate is electrically connected with the power pin of the output interface through a resistor, and is also electrically connected with the positive pin of the data line of the output interface; the output end of the AND gate is electrically connected with the data line cathode pin of the output interface through the anode of a Schottky diode, and the cathode of the Schottky diode leads out the output end of the analog switch.
Furthermore, the control device also comprises a light adjusting module and a switching module, wherein the light adjusting module is electrically connected with the main control chip and is used for manually inputting light control signals; the switching module is electrically connected with the main control chip and used for controlling the main control chip to output a prestored light control signal or output a light control signal manually input by the light adjusting module.
Furthermore, the main control chip is implemented by using an STM32F030F4P6, the light adjusting module includes a red light adjusting circuit, a green light adjusting circuit and a blue light adjusting circuit, the red light adjusting circuit is used for adjusting and controlling a red light bead in the intelligent external control integrated LED light source, the red light adjusting circuit includes a first adjustable resistor and a first capacitor, one fixed end of the first adjustable resistor is electrically connected with a VDD pin of the STM32F030F4P6, the other fixed end of the first adjustable resistor is grounded, an adjusting end of the first adjustable resistor is grounded through the first capacitor, and the adjusting end of the first adjustable resistor is electrically connected with a PA0 pin of the STM32F030F4P 6; the green light regulation and control circuit is used for regulating and controlling a green light bead in the intelligent external control integrated LED light source, and comprises a second adjustable resistor and a second capacitor, one fixed end of the second adjustable resistor is electrically connected with a VDD pin of the STM32F030F4P6, the other fixed end of the second adjustable resistor is grounded, the regulation end of the second adjustable resistor is grounded through the second capacitor, and the regulation end of the second adjustable resistor is electrically connected with a PA1 pin of the STM32F030F4P 6; the blue light regulation and control circuit is used for regulating and controlling a green lamp bead in the intelligent external control integrated LED light source, and comprises a third adjustable resistor and a third capacitor, one fixed end of the third adjustable resistor is electrically connected with a VDD pin of the STM32F030F4P6, the other fixed end of the third adjustable resistor is grounded, the regulation end of the third adjustable resistor is grounded through the third capacitor, and the regulation end of the third adjustable resistor is electrically connected with a PA5 pin of the STM32F030F4P 6;
the switching module comprises a switch switching circuit, the switch switching circuit comprises a switch, one end of the switch is electrically connected with a VDD pin of the STM32F030F4P6, the other end of the switch is electrically connected with a PB1 pin of the STM32F030F4P6 through a resistor, and the end of the switch is grounded through a parallel circuit of another resistor and a capacitor.
The utility model has the beneficial technical effects that: the spliced lamp comprises a control device, a first light source device and a plurality of second light source devices, wherein the control device comprises a power module, a main control chip and a connecting socket, the first light source device is spliced with the connecting socket on the control device through an input interface to obtain an LED working power supply and a light control signal, the second light source devices are spliced with a switch output circuit of the first light source device through the input interface to realize cascade connection, the switch output circuit of the second light source devices can be further spliced with more second light source devices to realize cascade connection, the light control signal output by the main control chip controls the light of the first light source device and the light of the second light source devices, when in actual work, each intelligent external control integrated LED light source in the first light source device and the second light source devices realizes the light lighting according to the light control signal output by the previous stage circuit and outputs the light control signal to the next stage circuit after shaping, the light control signals acquired by each intelligent external control integrated LED light source in the first light source device and the second light source device can be different, so that the lighting modes of the first light source device and each second light source device can be controlled to be different, multiple light effects are realized, and the use requirements are met.
Drawings
Fig. 1 is a schematic block diagram of the structural connection of the spliced lamp in an embodiment of the present invention;
FIG. 2 is a schematic view of a lamp assembly according to another embodiment of the present invention;
fig. 3 is a circuit diagram of a first light source device according to an embodiment of the present invention;
fig. 4 is a circuit diagram of a first light source device according to another embodiment of the present invention;
fig. 5 is a circuit diagram of a first light source device according to another embodiment of the present invention;
fig. 6 is a circuit connection diagram of the main control chip, the light adjusting module, the switching module and other peripheral circuits according to an embodiment of the present invention.
Detailed Description
In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to the schematic drawings, but not limited thereto.
As shown in fig. 1, in this embodiment, the splicing lamp includes a control device 1, a first light source device 2 and two second light source devices 3, wherein the control device 1 includes a power module 10, a main control chip 11 and a connection socket 12, the power module 10 is connected to the main control chip 11 to provide a working power to the main control chip 11, the power module 10 is connected to the connection socket 12 to output an LED working power, and the main control chip 11 is connected to the connection socket 12 to output a light control signal; the first light source device 2 comprises an input interface 20, a light emitting circuit 21 and two switch output circuits 22 connected in series, wherein the input interface 20 of the first light source device 2 is inserted into the connection socket 12 of the control device 1 to realize electrical connection; the light-emitting circuit 21 of the first light source device 2 is formed by cascading two intelligent external control integrated LED light sources 210; the first-stage intelligent external control integrated LED light source 210 in the first light source device 2 realizes lighting according to the light control signal output by the main control chip 11 and shapes the light control signal to output to the second-stage intelligent external control integrated LED light source 210, and the second-stage intelligent external control integrated LED light source 210 realizes lighting according to the light control signal output by the first-stage intelligent external control integrated LED light source 210 in the first light source device 2 and shapes the light control signal to output to a next-stage circuit; the second light source device 3 includes an input interface 20, a light emitting circuit 21 and two switch output circuits 22 connected in series, and the input interface 20 of the second light source device 3 is respectively plugged into the two switch output circuits 22 of the first light source device 2 to realize electrical connection; the light emitting circuit 31 of the second light source device 3 is formed by cascading two intelligent external control integrated LED light sources 310; the intelligent external control integrated LED light source 310 of the second light source device 3 realizes lighting according to the light control signal output by the previous stage circuit and shapes the light control signal to output to the next stage circuit. In this embodiment, since the second switch output circuits 22 in the first light source device 2 are both connected to the second light source device 3, during operation, the first switch output circuit 22 receives the light control signal output by the second-level intelligent external control integrated LED light source 210 in the first light source device 2, and the second intelligent external control integrated LED light sources 310 in the second light source device 3 connected to the first switch output circuit 22 realize lighting one by one according to the light control signal output by the previous-level circuit and shape the light control signal step by step to output to the second-level switch output circuit 22; the two intelligent external control integrated LED light sources 310 in the second light source device 3 connected to the second stage switch output circuit 22 realize lighting according to the light control signal output by the previous stage circuit one by one and shape the light control signal step by step to output to the next stage circuit.
In this application, the cascade connection between the two light source devices is equivalent to the cascade connection of the intelligent external control integrated LED light sources on the two light source devices, understandably, the light control signals obtained by each intelligent external control integrated LED light source 210 in the first light source device 2 and each intelligent external control integrated LED light source 310 in the cascaded two second light source devices 3 are output by shaping of the previous stage circuit, and each intelligent external control integrated LED light source outputs the obtained light control signals to the next stage circuit after shaping, that is, the light control signals at the input end and the output end of each intelligent external control integrated LED light source may be different from each other, so that the lighting conditions of each intelligent external control integrated LED light source can be controlled by the light control signals, and the first light source device 2 and the second light source device 3 realize different light effects.
In the embodiment shown in fig. 2, the splicing lamp includes a control device 1, a first light source device 2 and a sixth second light source device 3, wherein the structural module of the control device 1 is the same as that of the embodiment shown in fig. 1, and each of the first light source device 2 and the second light source device 3 includes an input interface, a light emitting circuit formed by cascading a plurality of intelligent external control integrated LED light sources, and a three-series switch output circuit. In this embodiment, the three-switch output circuits in the first light source device 2 are all cascaded with a second light source device 3, which is the first stage second light source device 3, the second light source device 3 in the second stage, and the third stage second light source device 3, wherein the first stage second light source device 3 is not cascaded with more second light source devices 3, the two-switch output circuits 22 in the second stage second light source device 3 are respectively cascaded with a second light source device 3, which is the fourth stage second light source device 3 and the fifth stage second light source device 3, and the one-switch output circuit 22 in the third stage second light source device 3 is cascaded with a second light source device 3, which is the sixth stage second light source device 3.
In order to facilitate understanding of the working process of the spliced lamp, a light control signal 1, a light control signal 2, a light control signal 3, a light control signal 4, a light control signal 5, a light control signal 6, a light control signal 7 and a light control signal 8 indicated by dotted arrows in fig. 2 show the flow direction and the processing process of the light control signal in the spliced lamp, specifically, the control device 1 outputs the light control signal 1 to the first light source device 2, and a plurality of intelligent external control integrated LED light sources in the first light source device 2 realize lighting and gradually shape the light control signal one by one according to the acquired light control signal to output the light control signal 2 to the first-level second light source device 3; a plurality of intelligent external control integrated LED light sources in the first-stage second light source device 3 realize lighting according to the obtained light control signals one by one and gradually shape the light control signals so as to output the light control signals 3 to the second-stage second light source device 3; a plurality of intelligent external control integrated LED light sources in the second-stage second light source device 3 realize lighting according to the obtained light control signals one by one and gradually shape the light control signals so as to output light control signals 4 to the fourth-stage second light source device 3; a plurality of intelligent external control integrated LED light sources in the second light source device 3 of the fourth stage realize lighting according to the obtained light control signals one by one and shape the light control signals step by step to output the light control signals 5 to the second light source device 3 of the fifth stage; a plurality of intelligent external control integrated LED light sources in the fifth-stage second light source device 3 realize lighting according to the obtained light control signals one by one and gradually shape the light control signals so as to output light control signals 6 to the third-stage second light source device 3; a plurality of intelligent external control integrated LED light sources in the third-stage second light source device 3 realize lighting according to the obtained light control signals one by one and gradually shape the light control signals so as to output light control signals 7 to the sixth-stage second light source device 3; the plurality of intelligent external control integrated LED light sources in the sixth-stage second light source device 3 realize lighting according to the obtained light control signals one by one and shape the light control signals step by step to output light control signals 8 to a next-stage circuit, so that the light control signals 1 output by the control device 1 pass through the first light source device 2, the first-stage second light source device 3, the second-stage second light source device 3, the fourth-stage second light source device 3, the fifth-stage second light source device 3, the third-stage second light source device 3 and the sixth-stage second light source device 3 in the spliced lamp one by one, which makes each light source device realize the lighting and each light source device will perform the corresponding shaping process to the received light control signal to output to the next stage circuit, therefore, each light source device can be controlled to realize different light effects through the light control signal.
In actual splicing, another second light source device 3 can be selectively plugged in the plurality of switch output circuits of the first light source device 2 and the second light source device 3 according to needs, wherein understandably, when a certain switch output circuit of the first light source device 2 is not connected with another second light source device 3, other intelligent external control integrated LED light sources are not cascaded, and the received light control signal is directly transmitted to the switch output circuit of the next stage; when a certain switch output circuit of the first light source device 2 is connected with the second light source device 3, other intelligent external control integrated LED light sources are cascaded, and the light control signal received by the intelligent external control integrated LED light sources is output to the next switch output circuit after being shaped step by the cascaded second light source device 3. The processing of the light control signal when the second light source device 3 is not accessed or another second light source device 3 is the same as the first light source device 2, and the description thereof is not repeated.
In other embodiments, the lighting circuit 21 of the first light source device 2 and the second light source device 3 may be provided with an intelligent external control integrated LED light source to realize lighting, but the lighting effect of the first light source device 2 and the second light source device 3 is less. However, in order to achieve more lighting effects, in general, as shown in fig. 1 to 5, in the embodiment, the lighting circuit 21 in the first light source device 2 and the lighting circuit 31 in the second light source device 3 are both provided with two or more intelligent external control integrated LED light sources to realize lighting, and these intelligent external control integrated LED light sources are connected in cascade, and during operation, the previous intelligent external control integrated LED light source realizes lighting according to the lighting control signal output by the previous circuit, and at the same time, shapes the lighting control signal to output to the next intelligent external control integrated LED light source for further processing, so that the lighting effects of each intelligent external control integrated LED light source may also be different, so that the light source device may realize multiple lighting effects.
In this application, the intelligent external control integrated LED light source 210 of the first light source device 2 includes a control circuit and an RGB chip electrically connected to the control circuit, the control circuit of the first light source device 2 is used to extract a corresponding signal according to the obtained light control signal to control the RGB chip to light, and the control circuit of the first light source device 2 is further used to shape the light control signal after extracting the corresponding signal to output to the next stage circuit. Similarly, the intelligent external control integrated LED light source 310 of the second light source device 3 includes a control circuit and an RGB chip electrically connected to the control circuit, the control circuit of the second light source device 3 is configured to extract a corresponding signal according to the obtained light control signal to control the RGB chip to illuminate, and the control circuit of the second light source device 3 is further configured to shape the light control signal after extracting the corresponding signal to output to the next stage circuit.
In some embodiments, as shown in fig. 3 to 5, the intelligent external control integrated LED light source 210 in the first light source device 2 and the intelligent external control integrated LED light source 310 in the second light source device 3 are both implemented by WS 2812B. Of course, in other embodiments, other types of intelligent external control integrated LED light sources may be used in the first light source device 2 and the second light source device 3 to achieve lighting and processing of the light control signal.
In this application, more switching output circuits may be provided in the first light source device 2 and the second light source device 3, and the more switching output circuits are provided, the more the first light source device 2 and the second light source device 3 are connected to each other, the more the second light source device 3 is connected to each other.
In this application, as shown in fig. 1, 3, 4 and 5, the switch output circuit 22 of the first light source device 2 includes an analog switch 220 and an output interface 221 connected to the analog switch 220, the switch output circuits 22 of the first light source device 2 are connected in series through the analog switch 220 thereon, the output interface 221 of the first light source device 2 is used for being plugged into the input interface 30 of a second light source device 3, and when the output interface 221 of the first light source device 2 is not plugged into the second light source device 3, the analog switch 220 of the first light source device 2 is in a closed state; when the second light source device 3 is connected to the output interface 221 of the first light source device 2, the analog switch 220 of the first light source device 2 is in an on state to realize the cascade connection of the first light source device 2 and the second light source device 3. Similarly, the switch output circuit 32 of the second light source device 3 includes an analog switch 320 and an output interface 321 connected to the analog switch 320, the switch output circuits 32 of the second light source devices 3 are connected in series through the analog switch 320 thereon, the output interface 321 of the second light source device 3 is used for being plugged into the input interface 30 of another second light source device 3, and when the output interface 321 of the second light source device 3 is not plugged into another second light source device 3, the analog switch 320 of the second light source device 3 is in a closed state; when the output interface 321 of the second light source device 3 is connected to another second light source device 3, the analog switch 320 of the second light source device 3 is in an on state to implement the cascade connection between the two second light source devices 3.
In some embodiments, the analog switch 220 of the first light source device 2 may be implemented by a MOS transistor, and the MOS transistor may be in a conducting state when the output interface 221 connected thereto is not plugged with a second light source device 3, that is, the analog switch 220 is in a closed state; and the MOS transistor can be in a cut-off state when the output interface 221 connected with the MOS transistor is plugged with a second light source device 3, that is, the analog switch 220 is in an open state.
Fig. 3 shows a circuit connection diagram of the first light source device 2 in an embodiment, in the embodiment, three analog switches 220 are connected in series in the first light source device 2, taking one of the analog switches 220 as an example for specific description, the analog switch 220 is an NMOS transistor, a gate of the NMOS transistor is electrically connected to a power supply pin of an output interface 221 of the first light source device 2 through a resistor R1, and a gate of the NMOS transistor is also electrically connected to a positive electrode pin of a data line of the output interface 221; the source of the NMOS transistor is electrically connected to the ground pin of the output interface 221, and the source of the NMOS transistor is further led out of the input end of the analog switch 220; the drain of the NMOS transistor is electrically connected to the power pin of the output interface 221 through another resistor R2, the drain of the NMOS transistor is also electrically connected to the negative pin of the data line of the output interface 221, and the drain of the NMOS transistor is further led out of the output terminal of the analog switch 220.
During specific work, when the output interface 221 connected with the analog switch 220 is not plugged with the second light source device 3, the gate of the NMOS transistor is electrically connected with the power pin of the output interface 221 through the resistor R1, that is, the gate of the NMOS transistor is connected with the power module 10 through the resistor R1, the NMOS transistor is connected, and at this time, the analog switch 220 is in a closed state; when the second light source device 3 is inserted into the output interface 221 connected to the analog switch 220, the positive pin of the data line in the output interface 221 is connected to the positive pin of the data line in the input interface 30 of the second light source device 3, and the positive pin of the data line in the input interface 30 of the second light source device 3 is grounded, so that the gate of the NMOS transistor is grounded, the NMOS transistor is turned off, and at this time, the analog switch 220 is in an on state, and the first light source device 2 and the second light source device 3 are connected in cascade, that is, the intelligent external control integrated LED light source 210 on the first light source device 2 and the intelligent external control integrated LED light source 210 on the second light source device 3 are connected in cascade, the intelligent external control integrated LED light source 210 of the first light source device 2 can output the shaped light control signal to the cascaded second light source device 3, and the intelligent external control integrated LED light sources 210 in the second light source device 3 can light on one by one basis of the received light control signal, the lighting modes of each intelligent external control integrated LED light source 210 can be different.
Fig. 4 shows a circuit connection diagram of the first light source device 2 in another embodiment, in this embodiment, three analog switches 220 are connected in series in the first light source device 2, and specifically, taking one of the analog switches 220 as an example, the analog switch 220 is a PMOS transistor, a gate of the PMOS transistor is electrically connected to a positive terminal of a data line of an output interface 221 of the first light source device 2, and a gate of the PMOS transistor is further grounded through a resistor R7; the source of the PMOS transistor is electrically connected to the ground pin of the output interface 221, and the source of the PMOS transistor further leads out of the input terminal of the analog switch 220; the drain of the PMOS transistor is electrically connected to the negative pin of the data line of the output interface 221, and the drain of the PMOS transistor further leads out of the output terminal of the analog switch 220.
During specific work, when the output interface 221 connected with the analog switch 220 is not plugged with the second light source device 3, the gate of the PMOS transistor is grounded through the resistor R7, the PMOS transistor is turned on, and at this time, the analog switch 220 is in a closed state; when the output interface 221 connected to the analog switch 220 is plugged with the second light source device 3, the positive pin of the data line in the output interface 221 is connected to the positive pin of the data line in the input interface 30 of the second light source device 3, and since the positive pin of the data line in the input interface 30 of the second light source device 3 is connected to the power module 10, so that the gate of the PMOS transistor is connected to the power module 10 and the PMOS transistor is turned off, at this time, the analog switch 220 is in an on state, the first light source device 2 and the second light source device 3 realize cascade connection, that is, the intelligent external control integrated LED light source 210 on the first light source device 2 and the intelligent external control integrated LED light source 210 on the second light source device 3 realize cascade connection, the intelligent external control integrated LED light source 210 of the first light source device 2 can output the processed light control signal to the cascade second light source device 3, the intelligent external control integrated LED light sources 210 in the second light source device 3 are turned on one by one according to the received light control signal, and the lighting mode of each intelligent external control integrated LED light source 210 may be different.
In other embodiments, the analog switch 220 of the first light source device 2 may be implemented by a gate circuit, which may be in a closed state when the output interface 221 to which it is connected is not plugged with a second light source device 3, and which may be in an open state when the output interface 221 to which it is connected is plugged with a second light source device 3.
Fig. 5 shows a circuit connection diagram of the first light source device 2 in a further embodiment, in this embodiment, three analog switches 220 are connected in series in the first light source device 2, and taking one of the analog switches 220 as an example for specific description, the analog switch 220 is an and gate, a first input terminal of the and gate is electrically connected to a ground pin of an output interface 221 of the first light source device 2, a first input terminal of the and gate is grounded through a resistor R13, and a first input terminal of the and gate leads out of an input terminal of the analog switch 220; the second input terminal of the and gate is electrically connected to the power pin of the output interface 221 through another resistor R10, and the second input terminal of the and gate is also electrically connected to the positive pin of the data line of the output interface 221; the output terminal of the and gate is electrically connected to the negative pin of the data line of the output interface 221 through the anode of a schottky diode, and the output terminal of the analog switch 220 is led out from the cathode of the schottky diode.
During specific work, when the output interface 221 connected with the analog switch 220 is not plugged with the second light source device 3, the first input end of the and gate is in a high level state, the second input end of the and gate is connected with the power supply module 10 through the power supply pin of the output interface 221 and is in a high level state, at this time, the output end of the and gate is in a high level state, and the analog switch 220 is in a closed state; when the second light source device 3 is inserted into the analog switch 220 through the output interface 221, the first input end of the and gate is always in a high level state, the positive pin of the data line in the output interface 221 is connected with the positive pin of the data line in the input interface 30 of the second light source device 3, and since the positive pin of the data line in the input interface 30 of the second light source device 3 is grounded, the second input end of the and gate is connected with the positive pin of the data line in the input interface 30 of the second light source device 3 and is in a low level state, at this time, the output end of the and gate is in a low level state, the analog switch 220 is in an open state, the first light source device 2 and the second light source device 3 realize cascade connection, that is, the intelligent external control integrated LED light source 210 on the first light source device 2 and the intelligent external control integrated LED light source 210 on the second light source device 3 realize cascade connection, the intelligent external control integrated LED light sources 210 of the first light source device 2 can output the processed light control signal to the cascaded second light source devices 3, the intelligent external control integrated LED light sources 210 of the second light source devices 3 can be turned on one by one according to the received light control signal, and the lighting modes of each intelligent external control integrated LED light source 210 can be different.
In the present application, in a tiled lamp, the circuit structures of the first light source device 2 and the second light source device 3 are generally the same, and therefore, it can be understood by those skilled in the art that the connection relationship and the working process between the analog switch 320 in the second light source device 3 and the output interface 321 connected thereto can refer to the specific description of the analog switch 220 in the first light source device 2 and the output interface 221 connected thereto in the embodiments shown in fig. 3 to fig. 5, and the detailed description thereof is not repeated here.
In this application, light control signal has been prestored usually in main control chip 11, and during the use, main control chip 11 direct output prestores usually light control signal in order to control first light source device 2 and second light source device 3's light effect, and it can reach automatic control's purpose, but this kind of mode is simple relatively, lacks user experience and feels. In some cases, a user may wish to adjust the lighting effects of the first light source device 2 and the second light source device 3 by himself, and to achieve this purpose, as shown in fig. 1, the control device 1 is further provided with a light adjusting module 13 and a switching module 14, and the light adjusting module 13 is electrically connected to the main control chip 11 for manually inputting a lighting control signal, so as to control and adjust the lighting of the intelligent external control integrated LED light sources in the first light source device 2 and the second light source device 3; the switching module 14 is electrically connected to the main control chip 11, and is configured to control the main control chip 11 to output a pre-stored light control signal or output a light control signal manually input by the light adjusting module 13.
When the lighting control device is used, when a user wants to directly control the lighting effects of the first light source device 2 and the second light source device 3 through the prestored lighting control signal, the main control chip 11 can be controlled to output the prestored lighting control signal through the switching module 14, and at the moment, the first light source device 2 and the second light source device 3 realize lighting according to the prestored lighting control signal; when a user wishes to adjust the light effects of the first light source device 2 and the second light source device 3, the main control chip 11 can be controlled by the switching module 14 to output a light control signal manually input by the light adjusting module 13, at this time, the user manually inputs the light control signal by the light adjusting module 13, the manually input light control signal is input by the main control chip 11 into the intelligent external control integrated LED light source 210 in the first light source device 2 to realize lighting, and is output to the cascaded second light source device 3 after being shaped by the intelligent external control integrated LED light source 210 in the first light source device 2 to realize lighting and further shaping processing and output to a next-stage circuit, so that the first light source device 2 and the second light source device 3 can realize lighting according to the manually input light control signal.
In this embodiment, as shown in fig. 1 and fig. 6, the main control chip 11 is implemented by using an STM32F030F4P6, and the light modulation module 13 includes a red light modulation circuit 130, a green light modulation circuit 131, and a blue light modulation circuit 132, where the red light modulation circuit 130 is used to modulate and control a red light bead in the intelligent external control integrated LED light source, the red light modulation circuit 130 includes a first adjustable resistor R16 and a first capacitor C13, a fixed end of the first adjustable resistor R16 is electrically connected to a VDD pin of the STM32F030F4P6, another fixed end of the first adjustable resistor R16 is grounded, an adjusting end of the first adjustable resistor R16 is grounded through the first capacitor C13, and an adjusting end of the first adjustable resistor R16 is electrically connected to a PA0 pin of the STM32F030F4P 6; the green light regulation and control circuit 131 is used for regulating and controlling a green light bead in the intelligent external control integrated LED light source 210, the green light regulation and control circuit 131 comprises a second adjustable resistor R17 and a second capacitor C14, one fixed end of the second adjustable resistor R17 is electrically connected with a VDD pin of an STM32F030F4P6, the other fixed end of the second adjustable resistor R17 is grounded, the regulation end of the second adjustable resistor R17 is grounded through the second capacitor C14, and the regulation end of the second adjustable resistor R17 is electrically connected with a PA1 pin of the STM32F030F4P 6; blue light regulation and control circuit 132 is arranged in adjusting the green lamp pearl in the integrated LED light source 210 of control intelligence outward, blue light regulation and control circuit 132 is including a third adjustable resistance R18 and a third electric capacity C15, a stiff end of third adjustable resistance R18 and STM32F030F4P 6's VDD pin electric connection, another stiff end ground connection of third adjustable resistance R18, third adjustable resistance R18's regulation end is through third electric capacity C15 ground connection, and the regulation end of third adjustable resistance R18 and STM32F030F4P 6's PA5 pin electric connection.
During actual adjustment, a user can control and adjust the brightness of a red light bead in the intelligent external control integrated LED light source 210 by adjusting the resistance value of the first adjustable resistor R16 in the red light adjusting and controlling circuit 130, can control and adjust the brightness of a green light bead in the intelligent external control integrated LED light source 210 by adjusting the resistance value of the second adjustable resistor R17 in the green light adjusting and controlling circuit 131, and can control and adjust the brightness of a blue light bead in the intelligent external control integrated LED light source 210 by adjusting the resistance value of the third adjustable resistor R18 in the blue light adjusting and controlling circuit 132.
In this embodiment, as shown in fig. 1 and fig. 6, the switching module 14 includes a switch switching circuit, the switch switching circuit includes a switch B1, one end of the switch B1 is electrically connected to the VDD pin of STM32F030F4P6, the other end of the switch B1 is electrically connected to the PB1 pin of STM32F030F4P6 through a resistor R19, and the other end is grounded through a parallel circuit of another resistor R20 and a capacitor C16.
In actual operation, each time the switch B1 in the switch switching circuit is pressed, the switch switching circuit is turned on, the switch switching circuit sends a switching request signal to the main control chip 11, and the main control chip 11 controls and adjusts the current output mode of the light control signal according to the switching request signal, for example, the current output mode is adjusted from outputting the prestored light control signal to outputting the light control signal manually input by the light adjusting module 13.
In this application, as shown in fig. 6, the light control signal that prestores in the main control chip 11 burns in STM32F030F4P6 through the burning recording circuit 16 that is connected with STM32F030F4P6, when light control signal needs to be changed, accessible should burn recording circuit 16 and burn new light control signal again in STM32F030F4P6, old light control signal will be replaced by new light control signal, so removable light control signal is in order to realize new light effect.
In the present application, the connection socket 12 of the control device 1 is typically implemented by a miro USB socket, the input interface 20 of the first light source device 2 and the input interface 30 of the second light source device 3 are typically implemented by a miro USB socket, and the output interface 221 of the first light source device 2 and the output interface 321 of the second light source device 3 are typically implemented by USB sockets. It can be understood by those skilled in the art that the connection socket 12 on the control device 1 can be directly plugged with the input interface 20 of the first light source device 2, and when the output interface 221 of the first light source device 2 is plugged with the input interface 30 of the second light source device 3, connection is usually achieved through an external interface conversion device, and when the output interface 321 of the second light source device 3 is plugged with the input interface 30 of another second light source device 3, connection is also achieved through an external interface conversion device.
Of course, in some other embodiments, the output interface 221 of the first light source device 2 may be correspondingly designed to be in matching plug with the input interface 30 of the second light source device 3, and the output interface 321 of the second light source device 3 may be in matching plug with the input interface 30 of another second light source device 3, so that plug-in may be implemented without an external interface conversion device.
In addition, in some cases, a user wants to control the operation of the splicing lamp through an external electronic device, and in order to conveniently implement connection control, as shown in fig. 1, a bluetooth module 15 is further disposed on the control device 1, the bluetooth module 15 is electrically connected to the main control chip 11 and is configured to perform bluetooth connection with the external electronic device to implement communication, so that the user can send a corresponding instruction and the like to the main control chip 11 in the splicing lamp through the external electronic device, and the main control chip 11 can correspondingly control the operation of the first light source device 2 and the second light source device 3 according to the obtained instruction.
In some embodiments, the bluetooth module 15 is implemented by using an existing BR2262e chip, and those skilled in the art can understand the electrical connection between the BR2262e chip and the main control chip 11, which will not be described in detail herein.
Certainly, the main control chip 11 is further connected with some existing peripheral circuits, such as a reset circuit, a program debugging indication circuit, and the like, and those skilled in the art can understand the design of these peripheral circuits, which need not be described in detail.
In the present application, the power module 10 can be implemented by using an existing power module. For example, in some embodiments, the power module 10 is implemented by using an existing charging and discharging circuit, and as will be understood by those skilled in the art, the charging and discharging circuit generally includes a rechargeable battery, a charging circuit, a battery level detecting circuit, a discharging circuit, and a voltage reducing circuit, wherein the rechargeable battery may be implemented by using a lithium battery or the like; the charging circuit is electrically connected with the rechargeable battery and is used for charging the rechargeable battery; the battery electric quantity detection circuit is electrically connected with the rechargeable battery and is used for detecting the battery electric quantity of the rechargeable battery; the discharge circuit is electrically connected with the rechargeable battery and is used for outputting an LED working power VCC to drive the intelligent external control integrated LED light source 210 in the first light source device 2 and the second light source device 3 to work; the input end of the voltage reduction circuit is electrically connected with the rechargeable battery through the discharge circuit, and the output end of the voltage reduction circuit is electrically connected with the VDD pin in the main control chip 11, and generally outputs 3.3V to drive the main control chip 11 to work.
In the present application, the spliced lamps with different structural shapes can be spliced at will according to the needs of the user, wherein, during splicing, the input interface 20 of the first light source device 2 is plugged with the connection socket 12 on the control device 1, the input interface 30 of the second light source device 3 is plugged with the output interface 221 of the first light source device 2 to realize the cascade connection between the first light source device 2 and the second light source device 3, and meanwhile, other second light source devices 3 can be continuously plugged on the output interface 321 of the second light source device 3 to realize the cascade connection between the second light source device 3 and another second light source device 3. After the concatenation is accomplished, start work, main control chip 11 sends light control signal to first light source device 2 through connecting socket 12 and input interface 20, and first light source device 2 and cascaded second light source device 3 realize the light according to the light control signal who acquires, and its light effect all can be inequality.
The utility model discloses an in the scheme, this concatenation lamp is including a controlling means 1, a first light source device 2 and a plurality of second light source device 3, wherein, including a power module 10 on the controlling means 1, a main control chip 11 and a connection socket 12, first light source device 2 pegs graft in order to acquire LED working power supply and light control signal through input interface 20 and the connection socket 12 on the controlling means 1, second light source device 3 pegs graft through input interface 30 and the output interface 221 of first light source device 2 and realizes cascading, and second light source device 3's output interface 321 can continue to peg graft more second light source device 3 and realize cascading, the light control signal control first light source device 2 of main control chip 11 output and the bright lamp of second light source device 3, in operation, the light control signal that each intelligence external control integrated LED light source among first light source device 2 and the second light source device 3 realized the bright lamp and advanced the light control signal according to last one-level circuit output The line is output to the next stage circuit after shaping, and the light control signal that each intelligence external control integrated LED light source in first light source device 2 and the second light source device 3 acquireed all can be different, and the bright mode that so steerable first light source device 2 and each second light source device 3 is all different, realizes multiple light effect, satisfies the user demand.
The above preferred embodiments should be considered as examples of the embodiments of the present application, and technical deductions, substitutions, improvements and the like similar to, similar to or based on the embodiments of the present application should be considered as the protection scope of the present patent.
Claims (10)
1. A spliced lamp, comprising:
the control device comprises a power supply module, a main control chip and a connecting socket, wherein the power supply module is connected with the main control chip to provide working power supply for the main control chip, the power supply module is connected with the connecting socket to output LED working power supply, and the main control chip is connected with the connecting socket to output light control signals;
the first light source device comprises an input interface, a light-emitting circuit and at least two serially connected switch output circuits, and the input interface of the first light source device is inserted into the connecting socket of the control device to realize electrical connection; the light-emitting circuit of the first light source device comprises at least one intelligent external control integrated LED light source; the intelligent external control integrated LED light source of the first light source device realizes lighting according to the light control signal output by the main control chip and shapes the light control signal to output to the next stage circuit;
the second light source devices comprise an input interface, a light-emitting circuit and at least two switch output circuits connected in series, and each second light source device can selectively plug the input interface thereof into one switch output circuit of the first light source device to realize electrical connection or plug the input interface thereof into one switch output circuit of another second light source device to realize electrical connection; the light-emitting circuit of the second light source device comprises at least one intelligent external control integrated LED light source; the intelligent external control integrated LED light source of the second light source device realizes lighting according to the light control signal output by the previous-stage circuit and shapes the light control signal to output to the next-stage circuit;
when a certain switch output circuit of the first light source device is not connected with a second light source device, the received light control signal is transmitted to a next-stage switch output circuit; when a certain switch output circuit of the first light source device is connected with a second light source device, the received light control signal is output to the next switch output circuit after being shaped step by the cascaded second light source device.
2. The splicing lamp according to claim 1, wherein the intelligent external control integrated LED light source of the first light source device comprises a control circuit and an RGB chip electrically connected to the control circuit, the control circuit of the first light source device is configured to extract a corresponding signal according to the obtained light control signal to control the RGB chip to illuminate, and the control circuit of the first light source device is further configured to shape the light control signal after extracting the corresponding signal to output to a next stage circuit;
the intelligent external control integrated LED light source of the second light source device comprises a control circuit and an RGB chip electrically connected with the control circuit, the control circuit of the second light source device is used for extracting corresponding signals according to the obtained light control signals to control the RGB chip to shine, and the control circuit of the second light source device is also used for shaping the light control signals after the corresponding signals are extracted to output to a next-stage circuit.
3. The splice lamp of claim 1, wherein the switch output circuit of the first light source device comprises an analog switch and an output interface connected to the analog switch, the switch output circuits of the first light source device are connected in series via the analog switch thereon, and when the output interface of the first light source device is not connected to the second light source device, the analog switch of the first light source device is in a closed state; when the output interface of the first light source device is connected with a second light source device, the analog switch of the first light source device is in an open state to realize the cascade connection of the first light source device and the second light source device;
the switch output circuit of the second light source device comprises an analog switch and an output interface connected with the analog switch, the switch output circuits of the second light source devices are connected in series through the analog switches on the switch output circuits, and when the output interface of the second light source device is not connected with another second light source device, the analog switch of the second light source device is in a closed state; when the output interface of the second light source device is connected with another second light source device, the analog switch of the second light source device is in an open state to realize the cascade connection between the two second light source devices.
4. The splice lamp of claim 3 wherein the analog switch of the first light source device is implemented using MOS transistors; and the analog switch of the second light source device is realized by adopting an MOS (metal oxide semiconductor) tube.
5. The splice lamp of claim 4, wherein the analog switch of the first light source device is an NMOS transistor, a gate of the NMOS transistor is electrically connected to a power pin of an output interface of the first light source device through a resistor, and the gate of the NMOS transistor is also electrically connected to a positive pin of a data line of the output interface; the source electrode of the NMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the NMOS tube is also led out of the input end of the analog switch; the drain electrode of the NMOS tube is electrically connected with a power pin of the output interface through another resistor, the drain electrode of the NMOS tube is also electrically connected with a data line negative electrode pin of the output interface, and the drain electrode of the NMOS tube is also led out of the output end of the analog switch;
the analog switch of the second light source device is an NMOS tube, the grid electrode of the NMOS tube is electrically connected with a power pin of an output interface of the second light source device through a resistor, and the grid electrode of the NMOS tube is also electrically connected with a data line positive electrode pin of the output interface; the source electrode of the NMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the NMOS tube is also led out of the input end of the analog switch; the drain electrode of the NMOS tube is electrically connected with the power pin of the output interface through another resistor, the drain electrode of the NMOS tube is also electrically connected with the negative pin of the data line of the output interface, and the drain electrode of the NMOS tube is also led out of the output end of the analog switch.
6. The splice lamp of claim 4, wherein the analog switch of the first light source device is a PMOS transistor, a gate of the PMOS transistor is electrically connected to a positive pin of a data line of an output interface of the first light source device, and the gate of the PMOS transistor is further grounded through a resistor; the source electrode of the PMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the PMOS tube is also led out of the input end of the analog switch; the drain electrode of the PMOS tube is electrically connected with the negative pin of the data line of the output interface, and the drain electrode of the PMOS tube is led out of the output end of the analog switch;
the analog switch of the second light source device is a PMOS tube, the grid electrode of the PMOS tube is electrically connected with the positive pin of the data line of an output interface of the second light source device, and the grid electrode of the PMOS tube is grounded through a resistor; the source electrode of the PMOS tube is electrically connected with the grounding pin of the output interface, and the source electrode of the PMOS tube is also led out of the input end of the analog switch; the drain electrode of the PMOS tube is electrically connected with the negative pin of the data line of the output interface, and the drain electrode of the PMOS tube is led out of the output end of the analog switch.
7. The splice lamp of claim 3 wherein the analog switch of the first light source device is implemented using a gate circuit; and the analog switch of the second light source device is realized by adopting a gate circuit.
8. The splice lamp of claim 7, wherein the analog switch of the first light source device is an and gate, a first input terminal of the and gate is electrically connected to a ground pin of an output interface of the first light source device, the first input terminal of the and gate is grounded through a resistor, and the first input terminal of the and gate leads out of the input terminal of the analog switch; the second input end of the AND gate is electrically connected with the power pin of the output interface through another resistor, and is also electrically connected with the positive pin of the data line of the output interface; the output end of the AND gate is electrically connected with the data line cathode pin of the output interface through the anode of a Schottky diode, and the cathode of the Schottky diode leads out the output end of the analog switch;
the gate circuit of the second light source device is an AND gate, the first input end of the AND gate is electrically connected with a grounding pin of an output interface of the second light source device, and the first input end of the AND gate leads out the input end of the analog switch; the second input end of the AND gate is electrically connected with the power pin of the output interface through a resistor, and is also electrically connected with the positive pin of the data line of the output interface; the output end of the AND gate is electrically connected with the data line cathode pin of the output interface through the anode of a Schottky diode, and the cathode of the Schottky diode leads out the output end of the analog switch.
9. The spliced lamp according to any one of claims 1 to 8, wherein the control device further comprises a lamp adjusting module and a switching module, and the lamp adjusting module is electrically connected with the main control chip and used for manually inputting a lamp light control signal; the switching module is electrically connected with the main control chip and used for controlling the main control chip to output a prestored light control signal or output a light control signal manually input by the light adjusting module.
10. The spliced lamp according to claim 9, wherein the main control chip is implemented by using an STM32F030F4P6, the lamp adjustment module comprises a red light adjustment and control circuit, a green light adjustment and control circuit and a blue light adjustment and control circuit, the red light adjustment and control circuit is used for adjusting and controlling a red light bead in the intelligent external control integrated LED light source, the red light adjustment and control circuit comprises a first adjustable resistor and a first capacitor, one fixed end of the first adjustable resistor is electrically connected with a VDD pin of the STM32F030F4P6, the other fixed end of the first adjustable resistor is grounded, an adjustment end of the first adjustable resistor is grounded through the first capacitor, and an adjustment end of the first adjustable resistor is electrically connected with a PA0 pin of the STM32F030F4P 6; the green light regulation and control circuit is used for regulating and controlling a green light bead in the intelligent external control integrated LED light source, and comprises a second adjustable resistor and a second capacitor, one fixed end of the second adjustable resistor is electrically connected with a VDD pin of the STM32F030F4P6, the other fixed end of the second adjustable resistor is grounded, the regulation end of the second adjustable resistor is grounded through the second capacitor, and the regulation end of the second adjustable resistor is electrically connected with a PA1 pin of the STM32F030F4P 6; the blue light regulation and control circuit is used for regulating and controlling a green lamp bead in the intelligent external control integrated LED light source, and comprises a third adjustable resistor and a third capacitor, one fixed end of the third adjustable resistor is electrically connected with a VDD pin of the STM32F030F4P6, the other fixed end of the third adjustable resistor is grounded, the regulation end of the third adjustable resistor is grounded through the third capacitor, and the regulation end of the third adjustable resistor is electrically connected with a PA5 pin of the STM32F030F4P 6;
the switching module comprises a switch switching circuit, the switch switching circuit comprises a switch, one end of the switch is electrically connected with a VDD pin of the STM32F030F4P6, the other end of the switch is electrically connected with a PB1 pin of the STM32F030F4P6 through a resistor, and the end of the switch is grounded through a parallel circuit of another resistor and a capacitor.
Priority Applications (1)
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CN201921266423.2U CN210381392U (en) | 2019-08-07 | 2019-08-07 | Spliced lamp |
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CN201921266423.2U CN210381392U (en) | 2019-08-07 | 2019-08-07 | Spliced lamp |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110381642A (en) * | 2019-08-07 | 2019-10-25 | 深圳市智童乐慧科技有限公司 | A kind of splicing lamp |
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2019
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110381642A (en) * | 2019-08-07 | 2019-10-25 | 深圳市智童乐慧科技有限公司 | A kind of splicing lamp |
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