Infrared remote control circuit for debugging and remote controller

Abstract

The utility model provides an infrared remote control circuit for debugging and a remote controller, and relates to the technical field of gas alarm control, the infrared circuit for debugging comprises a microcontroller module, and the microcontroller module is respectively in signal connection with a power supply module, a crystal oscillator module, an infrared emission module and a button module. The infrared remote controller for debugging provided by the utility model can realize remote debugging of the gas alarm.

Description

TECHNICAL FIELD

[0001] The utility model belongs to gas alarm control technical field relates to the infrared remote control circuit and remote controller for debugging. BACKGROUND

[0002] With the vigorous development of industry, the industrial scale continues to expand, the monitoring range of gas alarm is rapidly expanded, the number of monitoring points is exponentially rising and widely scattered in complex industrial environment. In this case, the disadvantages of the traditional mode of relying on manual on-site direct operation of the alarm for debugging are obvious. Many monitoring points are located in remote, cramped or harsh environment, and the personnel arrival and operation are hindered, which makes the debugging process long and inefficient, and it is difficult to meet the market demand of efficient and accurate safety management caused by the rapid development of industry.

[0003] Focusing on the existing gas alarm itself, the functional limitation is significant, especially lacking remote debugging function support. In actual industrial scene, such as alarm zero drift, gas calibration or parameter monitoring scene, because the detector installation layout is set according to process and safety specification, a large number of detectors are distributed in high place away from the ground, narrow pipeline dense area or equipment surrounding gap, field personnel often need to climb to the installation site with the help of ladder and other auxiliary tools before starting debugging operation, which is complicated and dangerous. Taking a large chemical plant as an example, the detectors are widely distributed, and according to the traditional manual debugging method, not only the labor and time cost is greatly increased, but also the potential danger is exposed for a long time, which is easy to cause safety accidents and increase the overall safety risk, which is contrary to the trend of modern safety management of intelligence, convenience and efficiency. Therefore, a device with remote debugging function is needed. SUMMARY

[0004] In order to achieve the above purpose, the utility model provides a kind of infrared remote control circuit and remote controller for debugging, solve the problem that gas alarm is difficult to remote debugging in prior art.

[0005] To solve the above technical problems, the technical solution adopted by the present application is an infrared circuit for debugging, which comprises a microcontroller module, and the microcontroller module is connected with a power supply module, a crystal oscillator module, an infrared emission module and a key module signal.

[0006] Further, the microcontroller module includes a microcontroller, a first capacitor and a first resistor, the microcontroller is connected in parallel with the first capacitor, and the microcontroller is connected in series with the first resistor.

[0007] Further, the positive power supply voltage pin of the microcontroller is connected with the power supply end, and the negative power supply voltage pin of the microcontroller is connected with the ground end.

[0008] Further, the crystal module comprises a crystal oscillator, a second capacitor and a third capacitor, a first pin of the crystal oscillator is connected with the second capacitor and a ground in sequence, a second pin of the crystal oscillator is connected with the ground, and a third pin of the crystal oscillator is connected with the third capacitor and the ground in sequence.

[0009] Further, the first pin is connected with an oscillator output pin of a microcontroller in the microcontroller module, and the third pin is connected with an oscillator input pin of the microcontroller.

[0010] Further, the infrared emission module comprises an infrared emission tube, one end of the infrared emission tube is connected with a second resistor and a power supply in sequence, the other end of the infrared emission tube is connected with a collector pin of a triode, a base pin of the triode is connected with a third resistor and an infrared pin in sequence.

[0011] Further, the infrared emission module further comprises a fourth resistor, one end of the fourth resistor is connected with the base pin of the triode, and the other end of the fourth resistor is connected with the ground.

[0012] Further, the key module comprises a plurality of tactile keys, one end of the tactile key is connected with a fifth resistor and a power supply in sequence, and the other end of the tactile key is connected with a control pin of a microcontroller in the microcontroller module.

[0013] Further, a debugging pin of the microcontroller is connected with a first resistor and the ground in sequence.

[0014] Another technical solution adopted by the present application is an infrared remote controller for debugging, comprising the infrared circuit for debugging according to any one of the above.

[0015] The present application has the following beneficial effects:

[0016] (1) The infrared remote control circuit for debugging has a compact overall structure, can design various function keys based on the performance of a chip, meets various debugging requirements of a gas alarm in an industrial scene, reduces the cost and safety hazards generated by traditional manual debugging, and conforms to modern safety management.

[0017] (2) The present application can greatly improve the overall performance of the remote controller while keeping the remote controller small in size, can improve the coding rate of the microcontroller to the key signal by adopting a new generation of 32-bit processor chip and designing a matched peripheral circuit, and can avoid multiple key presses to successfully transmit a signal. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below are only some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0019] Fig. 1 The figure is a signal connection framework diagram of the infrared remote control circuit for debugging of the present application.

[0020] Fig. 2 The figure is a microcontroller module circuit diagram of the present application.

[0021] Fig. 3 The figure is a crystal oscillator module circuit diagram of the present application.

[0022] Fig. 4 The figure is an infrared emission module circuit diagram of the present application.

[0023] Fig. 5 The figure is a key module circuit diagram of the present application.

[0024] Fig. 6 The figure is a power supply module circuit diagram of the present application.

[0025] In the figure, 100, microcontroller module; 101, microcontroller; 1011, oscillator output pin; 1012, positive power voltage pin; 1013, negative power voltage pin; 1014, oscillator input pin; 1015, debugging pin; 1016, infrared pin; 1017, control pin; 102, first capacitor; 103, first resistor; 200, power supply module; 201, button cell; 300, crystal oscillator module; 301, crystal oscillator crystal; 3011, first pin; 3012, second pin; 3013, third pin; 3014, fourth pin; 302, second capacitor; 303, third capacitor; 400, infrared emission module; 401, infrared emission tube; 402, second resistor; 403, triode; 404, third resistor; 405, fourth resistor; 500, key module; 501, touch key; 502, fifth resistor. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0027] As Figs. 1-6 The utility model provides a debugging infrared circuit, including microcontroller module 100 and power module 200, crystal oscillator module 300, infrared emission module 400, button module 500 respectively with microcontroller module 100 signal connection.

[0028] Microcontroller module 100 includes microcontroller 101, first capacitor 102 and first resistance 103, wherein microcontroller 101 is parallelly connected with first capacitor 102 and is connected in series with first resistance 103.

[0029] Microcontroller 101 sets up multiple pins and connects with external circuit, including oscillator output pin 1011, positive power voltage pin 1012, negative power voltage pin 1013, oscillator input pin 1014, debugging pin 1015, infrared pin 1016 and control pin 1017, wherein positive power voltage pin 1012 is connected with power supply end (VCC), and negative power voltage pin 1013 is connected with ground end (GND).

[0030] Microcontroller 101 is a new generation 32 bit bus low power STM32C011F4U6 chip, and after being connected with peripheral circuit, it is used as the core logic processing unit in control circuit board.Compared with traditional 8 bit bus STM8F series chip, it greatly improves operation rate, reduces power consumption, makes the overall performance of remote controller enhanced without expanding the circuit board area.

[0031] Power module 200 is composed of button cell 201, and provides power supply for debugging infrared circuit.

[0032] Crystal oscillator module 300 includes crystal oscillator 301, second capacitor 302 and third capacitor 303, and crystal oscillator 301 is active crystal oscillator and includes first pin 3011, second pin 3012, third pin 3013 and fourth pin 3014, wherein first pin 3011 is connected with second capacitor 302 and ground in proper order, second pin 3012 is connected with ground, third pin 3013 is connected with third capacitor 303 and ground in proper order, and fourth pin 3014 is vacant.

[0033] Crystal oscillator 301 is directly controlled by microcontroller 101, and specifically, first pin 3011 is connected with oscillator output pin 1011, and third pin 3013 is connected with oscillator input pin 1014.Crystal oscillator module can provide 48MHz crystal oscillator and provide clock frequency for microcontroller 101 operation.

[0034] The infrared emission module 400 comprises an infrared emission tube 401, a second resistor 402, a triode 403, a third resistor 404 and a fourth resistor 405, wherein one end of the infrared emission tube 401 is connected with the second resistor 402 and a power supply end in sequence, the other end of the infrared emission tube 401 is connected with a collector pin of the triode 403, a base pin of the triode 403 is connected with the third resistor 404 and an infrared pin 1016 in sequence.

[0035] One end of the fourth resistor 405 is connected with the base pin of the triode 403, and the other end of the fourth resistor 405 is connected with a ground end.

[0036] The key module 500 comprises a key matrix composed of a plurality of light touch keys 501 (SW-PB), one end of the light touch key 501 is connected with a fifth resistor 502 and a power supply end in sequence, and the other end of the light touch key 501 is connected with a control pin 1017 of the microcontroller 101 in the microcontroller module 100. The key module 500 can receive a debugging input instruction as an input port during debugging, a plurality of function keys can be arranged to reduce the I / O port requirement of the microcontroller 101 and reduce the chip cost.

[0037] The utility model provides a kind of remote controller, including the infrared circuit for debugging described above.

[0038] The working principle of the utility model is as follows:

[0039] The staff prepares to debug the gas alarm, presses the key 501 of corresponding function in the key module 500 according to the debugging requirement, the microcontroller 101 receives signal scanning and determines key serial number, then a group of modulation signals are sent according to the key serial number to drive the infrared emission module 400, and the infrared emission tube 401 of the infrared emission module 400 sends the group of modulation signals to the gas alarm for debugging.

[0040] Each embodiment in the specification is described in a related manner, and the same and similar parts between each embodiment can be referred to each other, and each embodiment mainly explains the difference from other embodiments.

[0041] The above only is the preferred embodiment of the utility model, and is not used to limit the protection scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model are included in the protection scope of the utility model.

Claims

1. An infrared remote control circuit for commissioning, comprising a microcontroller module (100), characterized in that, The microcontroller module (100) is connected with the power supply module (200), the crystal module (300), the infrared emission module (400) and the key module (500) respectively.

2. The commissioning infrared remote control circuit of claim 1, wherein, The microcontroller module (100) comprises a microcontroller (101), a first capacitor (102) and a first resistor (103), the microcontroller (101) is connected with the first capacitor (102) in parallel, and the microcontroller (101) is connected with the first resistor (103) in series.

3. The commissioning infrared remote control circuit of claim 2, wherein, The positive power supply voltage pin (1012) of the microcontroller (101) is connected with the power supply end, and the negative power supply voltage pin (1013) of the microcontroller (101) is connected with the ground end.

4. The commissioning infrared remote control circuit of claim 1, wherein, The crystal module (300) comprises a crystal oscillator (301), a second capacitor (302) and a third capacitor (303), the first pin (3011) of the crystal oscillator (301) is connected with the second capacitor (302) and the ground end in sequence, the second pin (3012) of the crystal oscillator (301) is connected with the ground end, and the third pin (3013) of the crystal oscillator (301) is connected with the third capacitor (303) and the ground end in sequence.

5. The commissioning infrared remote control circuit of claim 4, wherein, The first pin (3011) is connected with the oscillator output pin (1011) of the microcontroller (101) in the microcontroller module (100), and the third pin (3013) is connected with the oscillator input pin (1014) of the microcontroller (101).

6. The commissioning infrared remote control circuit of claim 1, wherein, The infrared emission module (400) comprises an infrared emission tube (401), one end of the infrared emission tube (401) is connected with the second resistor (402) and the power supply end in sequence, the other end of the infrared emission tube (401) is connected with the collector pin of a triode (403), the base pin of the triode (403) is connected with the third resistor (404) and the infrared pin (1016) in sequence.

7. The commissioning infrared remote control circuit of claim 6, wherein, The infrared emission module (400) further comprises a fourth resistor (405), one end of the fourth resistor (405) is connected with the base pin of the triode (403), and the other end of the fourth resistor (405) is connected with the ground end.

8. The commissioning infrared remote control circuit of claim 1, wherein, The key module (500) comprises a plurality of light touch keys (501), one end of the light touch key (501) is connected with the fifth resistor (502) and the power supply end in sequence, and the other end of the light touch key (501) is connected with the control pin (1017) of the microcontroller (101) in the microcontroller module (100).

9. The commissioning infrared remote control circuit of claim 2, wherein, The debugging pin (1015) of the microcontroller (101) is connected with the first resistor (103) and the ground end in sequence.

10. An infrared remote control for commissioning, characterized in that The infrared remote control circuit for debugging comprises the infrared remote control circuit for debugging according to any one of claims 1-9.

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