CN208384968U - Nixie tube drive circuit and charger - Google Patents
Nixie tube drive circuit and charger Download PDFInfo
- Publication number
- CN208384968U CN208384968U CN201820983810.7U CN201820983810U CN208384968U CN 208384968 U CN208384968 U CN 208384968U CN 201820983810 U CN201820983810 U CN 201820983810U CN 208384968 U CN208384968 U CN 208384968U
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- register
- charactron
- main control
- control chip
- display module
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Abstract
The utility model discloses a kind of Nixie tube drive circuit and chargers, wherein Nixie tube drive circuit includes that main control chip is used to provide driving signal and serial state data to the first driving circuit;First driving circuit includes the first register and second register in parallel with the first register;First register is used to export the first parallel state signal to charactron according to the driving signal and serial state data that receive;Second register is used to export the second parallel state signal to charactron according to the driving signal and serial state data that receive;Charactron in first digital tube display module shows corresponding data content according to the first parallel state signal and the second parallel state signal flow after receiving the first parallel state signal and the second parallel state signal.The utility model realizes FLOW VISUALIZATION corresponding data content on charactron, reaches in the case where not increasing number, increases the purpose of display content.
Description
Technical field
The utility model relates to charactron technical field more particularly to a kind of Nixie tube drive circuits and charger.
Background technique
Charactron is a kind of display screen, and opposite electric current is inputted by the pin different to its, its can be made shinny, thus aobvious
The electronic equipment of number and other information is shown.Due to its is cheap, using simple, in electric appliance, especially field of household appliances
Using extremely wide, such as air-conditioning, water heater, refrigerator, it is seen that its popularity.
Currently, charactron selects to light or do not light to show directly under MCU driving.What this mode was shown
Content is fixed, and when needing to increase display content, needs to increase charactron, display area is caused to increase, can also make to give birth to
At increased costs.
Utility model content
Nixie tube drive circuit and charger provided by the utility model, main purpose are to overcome existing charactron
Drive form avoids defect caused by increasing display content using charactron is increased.
In order to solve the above technical problems, the utility model adopts the following technical solution:
A kind of Nixie tube drive circuit, including main control chip, the first driving circuit and the first digital tube display module;
The main control chip, for providing driving signal and serial state data to first driving circuit;
First driving circuit includes the first register and second register in parallel with first register;
First register, output end connect accordingly drawing for the charactron in first digital tube display module
Foot, input terminal connect the main control chip, for according to the driving signal and the serial state data output received the
One parallel status signal is to the charactron;
Second register, output end connect accordingly drawing for the charactron in first digital tube display module
Foot, input terminal connect the main control chip, for according to the driving signal and the serial state data output received the
Two parallel state signals are to the charactron;
Charactron in first digital tube display module is receiving the first parallel state signal and second parallel
After status signal, corresponding data content is shown according to the first parallel state signal and the second parallel state signal flow.
As an embodiment, first digital tube display module further includes switch unit;
The switch unit, input terminal connect external stabilized power, and control terminal connects the main control chip, output
The feeder ear of the first digital tube display module of end connection;It is opened described in on-off signal control for being provided by the main control chip
Close being turned on or off for unit.
As an embodiment, the switch unit includes triode, first resistor and second resistance;
The triode, ground level connect one end of the first resistor, and emitter connects one end of second resistance,
Collector connects the feeder ear of first digital tube display module;
The other end of the first resistor connects the main control chip;
The other end of the second resistance connects external stabilized power.
As an embodiment, the charactron is 4 16 sections of rice font charactrons.
As an embodiment, the main control chip is in single-chip microcontroller, microprocessor or programmable logic controller (PLC)
One kind.
As an embodiment, the chip model of the main control chip is single-chip microcontroller STC15W408AS.
As an embodiment, the model of first register and the second register is 74HC595.
Correspondingly, the utility model also provides a kind of charger, including Nixie tube drive circuit and display driver circuit;
The display driver circuit includes the second driving circuit and LED display module;
Second driving circuit, connects the main control chip and LED display module, is used for the master control based on the received
The driving signal of chip is bright come the LED light for controlling the LED display module or goes out.
As an embodiment, second driving circuit include third register and with the third register simultaneously
4th register of connection;
The third register, output end connects the input terminal of the corresponding LED light in the LED display module, defeated
Enter end and connect the main control chip, for according to the driving signal and serial state data the output parallel shape of third received
State signal is to the corresponding LED light;
4th register, output end connects the input terminal of the corresponding LED light in the LED display module, defeated
Enter end and connect the main control chip, for exporting the 4th parallel shape according to the driving signal and serial state data that receive
State signal is to the corresponding LED light.
As an embodiment, the model of the third register and the 4th register is 74HC595.
Compared with prior art, the technical program has the advantage that
Nixie tube drive circuit and charger provided by the utility model, driving signal and serial shape using main control chip
State data export the first parallel state signal and second parallel to control in parallel the first register and the second register respectively
Status signal reaches to realize FLOW VISUALIZATION corresponding data content on charactron to charactron and is not increasing digital situation
Under, increase the purpose of display content.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the Nixie tube drive circuit that the utility model embodiment one provides;
Fig. 2 is the structural schematic diagram of main control chip in Fig. 1;
Fig. 3 is the structural schematic diagram of the first driving circuit in Fig. 1;
Fig. 4 is the structural schematic diagram of the first digital tube display module in Fig. 1;
Fig. 5 is the structural schematic diagram for the Nixie tube drive circuit that the utility model embodiment two provides;
Fig. 6 is the structural schematic diagram of the first digital tube display module in Fig. 5;
Fig. 7 is the structural schematic diagram for the charger that the utility model embodiment three provides;
Fig. 8 is the structural schematic diagram of the second driving circuit in Fig. 7;
Fig. 9 is the structural schematic diagram of the part LED light of LED display module in Fig. 7.
In figure: 1, main control chip;2, the first driving circuit;21, the first register;22, the second register;3, first is digital
Pipe display module;31, switch unit;4, the second driving circuit;41, third register;42, the 4th register;5, LED shows mould
Block.
Specific embodiment
Below in conjunction with attached drawing, the above and other technical features and advantages of the present invention are carried out clearly and completely
Description, it is clear that described embodiment is only the section Example of the utility model, rather than whole embodiments.
Please refer to Fig. 1 and Fig. 4, the Nixie tube drive circuit that the utility model embodiment one provides, including main control chip 1,
First driving circuit 2 and the first digital tube display module 3;Main control chip 1, for providing driving letter to the first driving circuit 2
Number and serial state data;First driving circuit 2 includes the first register 21 and second deposit in parallel with the first register 21
Device 22;First register 21, output end connect the respective pins of the charactron in the first digital tube display module 3, input
End connection main control chip 1, for exporting the first parallel state signal extremely according to the driving signal and serial state data that receive
Charactron;Second register 22, output end connects the respective pins of the charactron in the first digital tube display module 3, defeated
Enter end connection main control chip 1, for exporting the second parallel state signal according to the driving signal and serial state data that receive
To charactron;Charactron in first digital tube display module 3 is receiving the first parallel state signal and the second parallel state letter
After number, corresponding data content is shown according to the first parallel state signal and the second parallel state signal flow.
It should be noted that the driving signal of main control chip 1 is the low and high level signal that main control chip 1 is generated and exported,
It can be in response to operational order generation.For example, directly being input operation instruction in main control chip 1.It is also possible to respond
It realizes in other adjunct circuits, for example, other adjunct circuits are the switching signal circuit connecting with main control chip 1, believes in switch
After number circuit is to 1 switching signal of main control chip, switching signal piece generates main control chip 1 based on the received.And the string of main control chip 1
Row status data can be the preset all kinds of status signals for needing charactron FLOW VISUALIZATION data content.For example, needing number
Pipe FLOW VISUALIZATION " CHARGING ".So serial presence number is each of preset control charactron FLOW VISUALIZATION " CHARGING "
Class status signal.Here all kinds of status signals include be not limited to display time interval information, jump the time, it is each letter or
Corresponding pin low and high level signal of person's number etc..Certainly, in other embodiments, serial state data can be main control chip
1 is configured according to user demand.It is first to show " C ", again for the state finally shown in the first digital tube display module 3
Display " H ", then display " A " successively goes on.If having muti-piece charactron, user in the first digital tube display module 3
It is seen that each charactron successively switches display above content, achieve the effect that FLOW VISUALIZATION.
First register 21 and the second register 22 be after parallel connection respectively with main control chip 1 and the first digital tube display module
3 connections, that is to say, that main control chip 1 controls 3 FLOW VISUALIZATION of the first digital tube display module by the two registers.First
Register 21 and the most important effect of the second register 22 are, under the driving signal control of main control chip 1, will respectively receive
Serial state data be separately converted to the first parallel state signal and the second parallel state signal, by the first parallel state signal
It is exported simultaneously to charactron with the second parallel state signal, quantity charactron is made to realize FLOW VISUALIZATION.
Charactron in order to clearly allow user to check the data content of FLOW VISUALIZATION, in the first digital tube display module 3
Quantity be at least 2 pieces.In the first digital tube display module 3, including charactron regardless of quantity is how many, they are all shared
Pin.That is the quantity of charactron is the quantity such as 2 pieces, 3 pieces and 4 pieces, the quantity of pin and the register being correspondingly connected with
Output end is the same.In this present embodiment, charactron can be 4 16 sections of rice font charactrons, by 2 pieces of 2 16 sections of rice words
Type charactron composes in parallel.The model XR2517BH common anode charactron of charactron.
Nixie tube drive circuit provided by the utility model, using the driving signal and serial state data of main control chip 1,
The first parallel state signal and the second parallel shape are exported respectively to control in parallel the first register 21 and the second register 22
State signal reaches to realize FLOW VISUALIZATION corresponding data content on charactron in the case where not increasing number to charactron,
Increase the purpose of display content.
In order to guarantee the precision of control and be easy to use.Main control chip 1 for single-chip microcontroller, microprocessor or programmable can patrol
Collect one of controller.It is illustrated in figure 2 the structural schematic diagram of main control chip 1;The chip model of main control chip 1 can be single
Piece machine STC15W408AS.5 feet of single-chip microcontroller U1, that is, single-chip microcontroller STC15W408AS are connect with one end of the tenth resistance R10;Tenth
The other end of resistance R10 is connect with one end of the 14th resistance R14 and its 11 foot respectively;The other end of 14th resistance R14
Ground connection.Its 12 foot connects 5V regulated power supply, 14 feet ground connection.Its 21 foot connects the 23rd of the switch unit 31 of charactron SP2B
The other end of resistance R23.Its 22 foot connects the other end of the 22nd resistance R22 of the switch unit 31 of charactron SP2A.Its
23 feet connect the other end of the 21st resistance R21 of the switch unit 31 of charactron SP1A.Its 24 foot connects charactron SP1A
Switch unit 31 the 20th resistance R20 the other end.Its 25-27 foot is separately connected the first register 21 and the second register
22 input terminal.The 20th resistance R20 to the 24th resistance respective one end R24 of above-mentioned switch unit 3 is with corresponding three
The ground level of pole pipe connects.
It is illustrated in figure 3 the structural schematic diagram of the first driving circuit 2;Including the first register 21 and the second register 22,
The model of first register 21 and the second register 22 all can be 74HC595.First register 21 indicates that second deposits with U5
Device 22 is indicated with U6.Register U5,1-7 foot and the pin connection corresponding with charactron of 15 feet;Its 8 foot ground connection;Its 9 foot connects
Meet 3rd resistor R3;5V voltage is connect by the 54th resistance R54 after its 10 foot is in parallel with 10 feet of register U6;Its 11 foot
Connect 27 feet of single-chip microcontroller U1;26 feet of its 12 foot connection single-chip microcontroller U1;Pass through after its 13 foot is in parallel with 13 feet of register U6
53rd resistance R53 ground connection;Its 14 foot is connect with 9 feet of register U6;Its 16 foot connects 5V voltage.Register U6,1-7
Foot and the pin connection corresponding with charactron of 15 feet;Its 8 foot ground connection;27 feet of its 11 foot connection single-chip microcontroller U1;Its 12 foot connects
Connect 26 feet of single-chip microcontroller U1;Its 14 foot connects 25 feet of single-chip microcontroller U1, and 16 feet connect 5V voltage.
As shown in figure 5, the structural schematic diagram of the Nixie tube drive circuit provided for the utility model embodiment two;Itself and reality
The distinguishing characteristics for applying example one is that the first digital tube display module 3 further includes switch unit 31.
In order to improve energy saving, the charactron of the first digital tube display module 3 is allowed to be in off-position when not in use.The
One digital tube display module 3 further includes switch unit 31;Switch unit 31, input terminal connect external stabilized power, control
End connection main control chip 1, output end connect the feeder ear of the first digital tube display module 3;For being provided by main control chip 1
On-off signal control switch unit 31 be turned on or off.By the way that switch unit 31 is arranged in the first digital tube display module 3,
To realize being turned on or off for the on-off signal control switch unit 31 provided by main control chip 1.It is understood that not
In use, switch unit 31 is in normal section state, so that charactron will not be connect with external stabilized power.When in use, master control
Chip 1 first gives 31 on-off signal of switch unit, and charactron is made to connect energization with external stabilized power, gives the first driving circuit thereafter
2 provide driving signal and serial state data.
It is illustrated in figure 6 the structural schematic diagram of the first digital tube display module 3 in embodiment two;Wherein, switch unit 31
Including triode, first resistor and second resistance;Triode, ground level connect one end of first resistor, emitter connection
One end of second resistance, collector connect the feeder ear of the first digital tube display module 3;The other end of first resistor connects master
Control chip 1;The other end of second resistance connects external stabilized power.It is realized by triode, high sensitivity, good reliability.
It should be noted that the particular number of switch unit 31 is consistent with the quantity of charactron.
Use main control chip 1 for single-chip microcontroller STC15W408AS, 2 74HC595 registers and including 2 pieces 2 16 below
3 pairs of display processes of the first digital tube display module of the common anode charactron composition of Duan Binglian are described in detail.
The switch of the triode Q4 to Q7 of 21 to 24 foot control systems, 4 switch units 31 of single-chip microcontroller U1, single-chip microcontroller U1 2 to
24 feet export low level, so that triode Q4 to Q7 is opened, regulated power supply is to charactron SP1A, charactron SP1B, charactron
SP2A and charactron SP2B power supply, so that charactron SP1A, charactron SP1B, charactron SP2A and charactron SP2B
Work.The input of 25~27 foot control system two 74LS595 registers U5, U6 of single-chip microcontroller U1, and then it is total to control two registers
The output state of 16 feet, the content that FLOW VISUALIZATION needs on charactron.
Specifically such as " CHARGING " is shown in the first digital tube display module 3,21 to 24 feet of single-chip microcontroller U1
Low level is exported, charactron SP1A, charactron SP1B, charactron SP2A and charactron SP2B are all powered on.Single-chip microcontroller
U1,25 feet first export serial state data (for showing CHARGING), and 24 feet export rising edge signal, the string of letter C
Row status data is first stored in register U5, register U6, and 23 feet export rising edge signal, and serial state data is converted into parallel
Status data, the high or low level of 16 output pins output of register U5, register U6, first shows C on charactron SP2B.It is aobvious
After showing preset time, such as 100ms, 24 feet of single-chip microcontroller U1 continue to output a rising edge signal, the serial presence number of alphabetical H
According to deposit register U5, register U6,23 feet export rising edge signal, and serial state data is converted into parallel state data,
The high or low level of 16 output pins output of register U5, register U6, show C on charactron SP2A, in charactron SP2B
Show H.It repeats the above process, so until charactron SP1A shows G, is returned to charactron SP2B next time and shows C.
Based on the design of same utility model, the utility model embodiment two provides a kind of Nixie tube drive circuit, this is
The process that the implementation of system can refer to the above method is realized, it is no longer redundant later to repeat place.
As Figure 7-9, a kind of charger is provided for the utility model embodiment two, including Nixie tube drive circuit and aobvious
Show driving circuit;Display driver circuit includes the second driving circuit 4 and LED display module 5;Second driving circuit 4, connection master
Chip 1 and LED display module 5 are controlled, controls LED display module 5 for the driving signal of main control chip 1 based on the received
LED light is bright or goes out.For the Nixie tube drive circuit of charger and display driver circuit, display driver circuit has shared number
Main control chip 1 in code tube drive circuit, difference is, the connection of the second driving circuit 4 is LED display module 5.And first drives
What dynamic circuit 2 connected is the first digital tube display module 3.It is to be shown under the control of main control chip 1.In other embodiments,
As long as main control chip 1 allows, multiple driving circuits can be set.
Charger provided by the utility model, realizes FLOW VISUALIZATION corresponding data content on charactron, and arrival is not increasing
In the case where number, increase the purpose of display content.Charging is shown by increasing the second driving circuit 4 and LED display module 5
Gear allows users to know more charge informations.
Second driving circuit 4 includes third register 41 and fourth register 42 in parallel with third register 41;Third
Register 41, output end connect the input terminal of the corresponding LED light in LED display module 5, and input terminal connects main control chip 1,
For exporting third parallel state signal to corresponding LED light according to the driving signal and serial state data that receive;4th
Register 42, output end connect the input terminal of the corresponding LED light in LED display module 5, and input terminal connects main control chip 1,
For exporting the 4th parallel state signal to corresponding LED light according to the driving signal and serial state data that receive.Third
The model of register 41 and the 4th register 42 is 74HC595.
Although the utility model has been described by way of example and in terms of the preferred embodiments, but it is not to appoint for limiting the utility model
What those skilled in the art without departing from the spirit and scope of the utility model, may be by the method and skill of the disclosure above
Art content makes possible variation and modification to technical solutions of the utility model, therefore, all without departing from the utility model technology
The content of scheme, it is made by the above technical examples according to the technical essence of the present invention it is any it is simple modification, equivalent variations and
Modification, belongs to the protection scope of technical solutions of the utility model.
Claims (10)
1. a kind of Nixie tube drive circuit, which is characterized in that aobvious including main control chip, the first driving circuit and the first charactron
Show module;
The main control chip, for providing driving signal and serial state data to first driving circuit;
First driving circuit includes the first register and second register in parallel with first register;
First register, output end connect the respective pins of the charactron in first digital tube display module,
Input terminal connects the main control chip, for parallel according to the driving signal and the serial state data output first received
Status signal is to the charactron;
Second register, output end connect the respective pins of the charactron in first digital tube display module,
Input terminal connects the main control chip, for parallel according to the driving signal and the serial state data output second received
Status signal is to the charactron;
Charactron in first digital tube display module is receiving the first parallel state signal and the second parallel state
After signal, corresponding data content is shown according to the first parallel state signal and the second parallel state signal flow.
2. Nixie tube drive circuit as described in claim 1, which is characterized in that first digital tube display module further includes
Switch unit;
The switch unit, input terminal connect external stabilized power, and control terminal connects the main control chip, and output end connects
Connect the feeder ear of the first digital tube display module;It is single that on-off signal for being provided by the main control chip controls the switch
Member is turned on or off.
3. Nixie tube drive circuit as claimed in claim 2, which is characterized in that the switch unit includes triode, first
Resistance and second resistance;
The triode, ground level connect one end of the first resistor, and emitter connects one end of second resistance, current collection
Pole connects the feeder ear of first digital tube display module;
The other end of the first resistor connects the main control chip;
The other end of the second resistance connects external stabilized power.
4. Nixie tube drive circuit as described in any one of claims 1-3, which is characterized in that the charactron is 4 16 sections
Rice font charactron.
5. Nixie tube drive circuit as claimed in claim 4, which is characterized in that the main control chip is single-chip microcontroller, micro process
One of device or programmable logic controller (PLC).
6. Nixie tube drive circuit as claimed in claim 5, which is characterized in that the chip model of the main control chip is monolithic
Machine STC15W408AS.
7. Nixie tube drive circuit as claimed in claim 4, which is characterized in that first register and the second register
Model is 74HC595.
8. a kind of charger, which is characterized in that including such as claim 1-7 any one Nixie tube drive circuit and display driving
Circuit;
The display driver circuit includes the second driving circuit and LED display module;
Second driving circuit, connects the main control chip and LED display module, for the main control chip based on the received
Driving signal it is bright come the LED light for controlling the LED display module or go out.
9. charger as claimed in claim 8, which is characterized in that second driving circuit include third register and with institute
State the 4th register of third register parallel connection;
The third register, output end connect the input terminal of the corresponding LED light in the LED display module, input terminal
The main control chip is connected, for according to the driving signal and serial state data the output third parallel state letter received
Number to the corresponding LED light;
4th register, output end connect the input terminal of the corresponding LED light in the LED display module, input terminal
The main control chip is connected, for exporting the 4th parallel state letter according to the driving signal and serial state data that receive
Number to the corresponding LED light.
10. charger as claimed in claim 9, which is characterized in that the model of the third register and the 4th register is equal
For 74HC595.
Priority Applications (1)
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CN201820983810.7U CN208384968U (en) | 2018-06-25 | 2018-06-25 | Nixie tube drive circuit and charger |
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CN201820983810.7U CN208384968U (en) | 2018-06-25 | 2018-06-25 | Nixie tube drive circuit and charger |
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CN201820983810.7U Expired - Fee Related CN208384968U (en) | 2018-06-25 | 2018-06-25 | Nixie tube drive circuit and charger |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113053298A (en) * | 2021-03-19 | 2021-06-29 | 苏州贝昂科技有限公司 | Driving circuit |
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2018
- 2018-06-25 CN CN201820983810.7U patent/CN208384968U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113053298A (en) * | 2021-03-19 | 2021-06-29 | 苏州贝昂科技有限公司 | Driving circuit |
CN113053298B (en) * | 2021-03-19 | 2022-07-29 | 苏州贝昂科技有限公司 | Driving circuit |
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Granted publication date: 20190115 Termination date: 20210625 |