CN212412804U - Novel circuit with wireless communication and rapid charging multi-protocol decoy functions - Google Patents
Novel circuit with wireless communication and rapid charging multi-protocol decoy functions Download PDFInfo
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- CN212412804U CN212412804U CN202021149098.4U CN202021149098U CN212412804U CN 212412804 U CN212412804 U CN 212412804U CN 202021149098 U CN202021149098 U CN 202021149098U CN 212412804 U CN212412804 U CN 212412804U
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Abstract
The utility model discloses a novel circuit with wireless communication and rapid-charging multi-protocol decoy, which comprises an input connector, an output connector, a central processing unit, a wireless communication unit and an auxiliary power supply unit; the wireless communication unit demodulates a received instruction of the upper computer in a wireless communication mode and transmits the demodulated instruction to the central processing unit, the central processing unit decodes the demodulated instruction and correspondingly obtains a control signal, and transmits the control signal to the external charging equipment through the input connector, and the external charging equipment outputs corresponding voltage to a load through the input connector and the output connector according to the control signal; the central processing unit stores a corresponding relation database of the decoded signals and the quick charging protocol. Through the utility model discloses can combine the host computer conveniently to carry out the output control of outside battery charging outfit then and carry out the test of outside battery charging outfit.
Description
Technical Field
The utility model relates to a test circuit technical field, especially a novel circuit that has radio communication and fills multiprotocol decoy soon concurrently.
Background
Various digital products are continuously popularized in the market at present, so that the demand of a USB charger, a charger and a charging data line is larger and larger, the charging of the digital products is almost a daily matter for people, but the charging protocol and the stability of the digital products are very important. Therefore, the output of the external charging device needs to be tested during the production process of the external charging device, such as a burn-in test.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, provide a novel circuit that has radio communication and fills multiprotocol decoy soon concurrently.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is: a novel circuit with wireless communication and rapid charging multi-protocol decoy comprises an input connector, an output connector, a central processing unit, a wireless communication unit and an auxiliary power supply unit; the wireless communication unit demodulates a received instruction of the upper computer in a wireless communication mode and transmits the demodulated instruction to the central processing unit, the central processing unit decodes the demodulated instruction and correspondingly obtains a control signal, and transmits the control signal to the external charging equipment through the input connector, and the external charging equipment outputs corresponding voltage to a load through the input connector and the output connector according to the control signal; the central processing unit stores a corresponding relation database of the decoded signals and the quick charging protocol.
In the above technical solution, the central processing unit includes a single chip microcomputer U4 for decoding and outputting control signals; or the central processing unit comprises a singlechip U2 for decoding and a singlechip U4 for outputting control signals.
In the above technical solution, the wireless communication unit includes a radio frequency chip U3, and the radio frequency chip U3 receives an instruction of the upper computer in an antenna wireless communication manner.
In the above technical solution, the auxiliary power supply unit includes a voltage regulation chip U1, and the voltage regulation chip U1 converts the input power supply into a working voltage.
In the above technical scheme, the upper computer is an electronic device with a wireless communication function.
The utility model has the advantages that: can pass through the host computer according to the demand to the utility model discloses send and fill agreement selection output instruction soon, make outside battery charging outfit response output corresponding protocol output voltage that fills soon then. Through the utility model discloses can combine the host computer conveniently to carry out the output control of outside battery charging outfit then and carry out the test of outside battery charging outfit. And the whole circuit design structure is simple and the cost is low.
Drawings
Fig. 1 is a schematic diagram of the circuit module of the present invention.
Fig. 2 is a first schematic circuit diagram according to an embodiment of the present invention.
Fig. 3 is a circuit schematic diagram of the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a novel circuit with both wireless communication and fast-charging multi-protocol spoofing includes an input connector, an output connector, a central processing unit, a wireless communication unit and an auxiliary power supply unit; the wireless communication unit demodulates a received instruction of the upper computer in a wireless communication mode and transmits the demodulated instruction to the central processing unit, the central processing unit decodes the demodulated instruction and correspondingly obtains a control signal, and transmits the control signal to the external charging equipment through the input connector, and the external charging equipment outputs corresponding voltage to a load through the input connector and the output connector according to the control signal; the central processing unit stores a corresponding relation database of the decoded signals and the quick charging protocol. The specific output connector is shown as CON 3.
Specifically, the central processing unit comprises a single chip microcomputer U4 for decoding and outputting control signals; or the central processing unit comprises a singlechip U2 for decoding and a singlechip U4 for outputting control signals. The scheme of the single-chip microcomputer U2 and the scheme of the single-chip microcomputer U4 are adopted in the embodiment. A voltage detection circuit is further arranged to detect and feed back the voltage of the external charging equipment, and the voltage detection circuit comprises a current limiting resistor R18 and an RC filter circuit consisting of a resistor R19 and a capacitor C26. The USB-C interface chip is in communication connection with the single chip microcomputer U4, the single chip microcomputer U4 is in communication connection with the wireless communication unit, and the voltage detection circuit detects the voltage value of the input power supply and feeds the voltage value back to the single chip microcomputer U4. The USB-C interface chip serves as an input connector as shown by USB-C1. The main control singlechip U2 adopts STM8S003F3P6TR chip, and the radio frequency chip U3 adopts SYN590RL chip. The master control singlechip U2 is connected with a pin 6 of the radio frequency chip U3 through a pin 16 to form communication connection. The master control singlechip U2 is in communication connection with the singlechip U4 through CT485, 485_ TX and 485_ RX ends.
As shown in fig. 2-3, the wireless communication unit includes a radio frequency chip U3, and the radio frequency chip U3 receives an instruction of the upper computer by using an antenna wireless communication method.
As shown in fig. 2-3, the auxiliary power supply unit includes a regulator chip U1, and the regulator chip U1 converts the input power into an operating voltage V3.3. The voltage regulation chip U1 adopts an HX7533 chip, the input end of the voltage regulation chip U1 is connected with a pre-stage filter circuit consisting of a resistor R1, a capacitor C3 and a capacitor C4, and the output end of the voltage regulation chip U1 is connected with a filter capacitor C9.
Specifically, the upper computer is an electronic device with a wireless communication function, such as a computer, a remote controller and other devices capable of sending wireless signal instructions.
The utility model discloses a theory of operation: taking the charging head as an example, when the charging head is connected with the input connector, the output connector is connected with the load, and the upper computer sends a corresponding instruction according to the quick charging protocol and the voltage required by the load. The instruction is received by radio frequency chip U3 through wireless communication's mode, and radio frequency chip U3 demodulates this instruction, transmits then and decodes for singlechip U2, transmits after the singlechip U2 decodes and fills agreement and voltage data soon in the singlechip U4 corresponds the predetermined database to transmit to the head that charges through input connector, the head that charges according to its output control requirement, again anti-output from output connector to the load through input connector. The voltage stabilizing chip U1 converts the input power supply into working voltage to supply power for the singlechip U4, the master control singlechip U2 and the radio frequency chip U3.
The above embodiments are merely illustrative and not restrictive, and all equivalent changes and modifications made by the methods described in the claims are intended to be included within the scope of the present invention.
Claims (5)
1. A novel circuit with wireless communication and fast-charging multi-protocol spoofing is characterized in that: the wireless power supply device comprises an input connector, an output connector, a central processing unit, a wireless communication unit and an auxiliary power supply unit; the wireless communication unit demodulates a received instruction of the upper computer in a wireless communication mode and transmits the demodulated instruction to the central processing unit, the central processing unit decodes the demodulated instruction and correspondingly obtains a control signal, and transmits the control signal to the external charging equipment through the input connector, and the external charging equipment outputs corresponding voltage to a load through the input connector and the output connector according to the control signal; the central processing unit stores a corresponding relation database of the decoded signals and the quick charging protocol.
2. The novel circuit of claim 1, having both wireless communication and fast-fill multi-protocol spoofing, wherein: the central processing unit comprises a singlechip U4 for decoding and outputting control signals; or the central processing unit comprises a singlechip U2 for decoding and a singlechip U4 for outputting control signals.
3. The novel circuit of claim 1, having both wireless communication and fast-fill multi-protocol spoofing, wherein: the wireless communication unit comprises a radio frequency chip U3, and the radio frequency chip U3 receives instructions of the upper computer in an antenna wireless communication mode.
4. The novel circuit of claim 1, having both wireless communication and fast-fill multi-protocol spoofing, wherein: the auxiliary power supply unit comprises a voltage stabilizing chip U1, and the voltage stabilizing chip U1 converts an input power supply into working voltage.
5. The novel circuit of claim 1, having both wireless communication and fast-fill multi-protocol spoofing, wherein: the upper computer is an electronic device with a wireless communication function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021149098.4U CN212412804U (en) | 2020-06-19 | 2020-06-19 | Novel circuit with wireless communication and rapid charging multi-protocol decoy functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021149098.4U CN212412804U (en) | 2020-06-19 | 2020-06-19 | Novel circuit with wireless communication and rapid charging multi-protocol decoy functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212412804U true CN212412804U (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021149098.4U Active CN212412804U (en) | 2020-06-19 | 2020-06-19 | Novel circuit with wireless communication and rapid charging multi-protocol decoy functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212412804U (en) |
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2020
- 2020-06-19 CN CN202021149098.4U patent/CN212412804U/en active Active
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