32-bit Cortex-M3 core stage lighting control circuit

Abstract

The utility model provides a 32-bit Cortex-M3 core stage lighting control circuit. The 32-bit Cortex-M3 core stage lighting control circuit comprises a CortexM3 main control chip, a resistance adjusting circuit, a capacitance circuit and a silicon rectifier diode circuit, wherein the resistance adjusting circuit, the capacitance circuit and the silicon rectifier diode circuit are connected with the CortexM3 main control chip; the capacitor circuit comprises a capacitor C; the input end of the capacitor C is connected with a fifth contact of the CortexM3 main control chip; the other end, opposite to the CortexM3 main control chip, of the capacitor C is connected with the common ground. The resistance adjusting circuit comprises a photoresistor RG, a variable resistor RP and a fixed resistor R; the input of the photoresistor RG is respectively connected with a power supply input end and a No.8 contact and a No.4 contact of the CortexM3 main control chip, and in a practical application process, the stability of line operation can be well improved, and abnormal conditions are reduced.

Description

[Technical field]

[0001] The utility model relates to the technical field of lighting control circuits, in particular to a 32-bit Cortex-M3 core stage lighting control circuit with strong application stability and high reliability. [Background Technology]

[0002] As people's quality of life continues to improve, performance programs are becoming more and more popular, adding a lot of fun to people's lives.

[0003] In general, colorful lights are used to enhance the effects of stage performances. The operation of lights involves light control components and light control circuits that are connected to and controlled by each light unit. The light control circuits in the prior art are affected by various functional components and circuit connection methods, and have problems such as insufficient stability and prone to line failures, which restrict the normal operation of related equipment.

[0004] For example, the utility model patent with application number CN202320507925.X and patent name "A Stage Lighting Control Circuit" specifically protects a stage lighting control circuit including a power conversion unit connected to the AC power interface for converting the AC power into DC power supply; a first control unit for controlling the coupling circuit and switching the power supply circuit state of the AC lighting device according to the trigger signal; a second control unit for controlling the switching of the power supply circuit state of the DC lighting device according to the trigger signal; and a signal trigger unit for outputting a trigger signal according to the signal of the stage signal sensor. The stage lighting control circuit integrates the AC lighting device and the DC lighting device into one, and realizes synchronous centralized control, so that the circuit is compatible with the AC lighting device and the DC lighting device, and has good compatibility. On the other hand, the present application also has the advantages of simple circuit structure, easy implementation, and low cost.

[0005] The lighting control system circuit designed and applied by adopting the above-mentioned prior art has the problems of low reliability, complex circuit, and difficulty in maintenance in actual application.

[0006] Based on this, it is necessary to optimize and improve the existing circuit design. [Contents of the utility model]

[0007] The problems existing in the prior art solved by this application are:

[0008] The lighting control circuit of the prior art is affected by various functional components and circuit connection methods, and has problems such as insufficient stability and easy line failure, which restricts the normal operation of related equipment.

[0009] The solution to the technical problem of the utility model is:

[0010] Provided is a 32-bit Cortex-M3 core stage lighting control circuit, comprising a CortexM3 main control chip, a resistance adjustment circuit connected to the CortexM3 main control chip, a capacitor circuit and a silicon rectifier diode circuit; the capacitor circuit comprises a capacitor C; the input end of the capacitor C is connected to contact No. 5 of the CortexM3 main control chip; the other end of the capacitor C relative to the CortexM3 main control chip is connected to a common ground; the resistance adjustment circuit comprises a photoresistor RG, a variable resistor RP and a fixed resistor R; the input of the photoresistor RG is respectively connected to a power input end and contacts No. 8 and No. 4 of the CortexM3 main control chip; the variable resistor R The input end of P is connected to the output end of the photoresistor RG, and the adjustment end of the variable resistor RP is connected to the contact No. 6 and the contact No. 2 of the CortexM3 main control chip in two ways; the input end of the fixed resistor R is connected to the output end of the variable resistor RP; the output end of the fixed resistor R is connected to the common ground; the silicon rectifier diode circuit includes a silicon rectifier diode VD and a relay K; the silicon rectifier diode VD is connected in parallel with the relay K; and the output end of the silicon rectifier diode VD is connected to the contact No. 3 of the CortexM3 main control chip; the input end of the silicon rectifier diode VD is connected to the common ground; the contact No. 1 of the CortexM3 main control chip is connected to the common ground.

[0011] Preferably, the model of the silicon rectifier diode VD is IN4001.

[0012] Preferably, the capacitor C is a capacitor with a capacitance of 0.01u.

[0013] Preferably, the maximum resistance of the variable resistor RP is 47K; the resistance of the fixed resistor R is 68K.

[0014] Preferably, the voltage of the power input terminal is 12V.

[0015] The technical effects of solving the technical problem in this application are as follows:

[0016] Compared with the prior art, the utility model discloses a 32-bit Cortex-M3 core stage lighting control circuit, which is provided with a CortexM3 main control chip, a resistance adjustment circuit connected to the CortexM3 main control chip, a capacitor circuit and a silicon rectifier diode circuit, wherein the capacitor circuit comprises a capacitor C; the input end of the capacitor C is connected to contact No. 5 of the CortexM3 main control chip, and the other end of the capacitor C relative to the CortexM3 main control chip is connected to a common ground; the resistance adjustment circuit comprises a photoresistor RG, a variable resistor RP and a fixed resistor R, the input of the photoresistor RG is respectively connected to a power input end and contacts No. 8 and No. 4 of the CortexM3 main control chip, the input end of the variable resistor RP is connected to the The output end of the photoresistor RG is connected, and the adjustment end of the variable resistor RP is connected to the contact No. 6 and the contact No. 2 of the CortexM3 main control chip in two ways, the input end of the fixed resistor R is connected to the output end of the variable resistor RP, and the output end of the fixed resistor R is connected to the common ground. The silicon rectifier diode circuit includes a silicon rectifier diode VD and a relay K. The silicon rectifier diode VD is connected in parallel with the relay K, and the output end of the silicon rectifier diode VD is connected to the contact No. 3 of the CortexM3 main control chip, the input end of the silicon rectifier diode VD is connected to the common ground, and the contact No. 1 of the CortexM3 main control chip is connected to the common ground. In actual application, the stability of the line operation can be better improved and abnormal situations can be reduced. [Drawings]

[0017] Figure 1 The utility model is a circuit connection schematic diagram of a 32-bit Cortex-M3 core stage lighting control circuit. [Specific implementation method]

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit this utility model.

[0019] See also Figure 1The utility model discloses a 32-bit Cortex-M3 core stage lighting control circuit 1, which includes a CortexM3 main control chip, a resistance adjustment circuit, a capacitor circuit and a silicon rectifier diode circuit connected to the CortexM3 main control chip; the capacitor circuit includes a capacitor C; the input end of the capacitor C is connected to the No. 5 contact of the CortexM3 main control chip; the other end of the capacitor C relative to the CortexM3 main control chip is connected to the common ground; the resistance adjustment circuit includes a photoresistor RG, a variable resistor RP and a fixed resistor R; the input of the photoresistor RG is respectively connected to the power input end and the No. 8 contact and the No. 4 contact of the CortexM3 main control chip; the variable resistor The input end of the resistor RP is connected to the output end of the photoresistor RG, and the adjustment end of the variable resistor RP is connected to the contact No. 6 and the contact No. 2 of the CortexM3 main control chip in two ways; the input end of the fixed resistor R is connected to the output end of the variable resistor RP; the output end of the fixed resistor R is connected to the common ground; the silicon rectifier diode circuit includes a silicon rectifier diode VD and a relay K; the silicon rectifier diode VD is connected in parallel with the relay K; and the output end of the silicon rectifier diode VD is connected to the contact No. 3 of the CortexM3 main control chip; the input end of the silicon rectifier diode VD is connected to the common ground; the contact No. 1 of the CortexM3 main control chip is connected to the common ground.

[0020] This application mainly protects the connection method of the stage lighting control circuit. Through specific circuit operation tests, compared with the circuit connection of the prior art, it can achieve better control effects and improve the user experience.

[0021] The present application simultaneously sets a CortexM3 main control chip, a resistance adjustment circuit connected to the CortexM3 main control chip, a capacitor circuit and a silicon rectifier diode circuit, wherein the capacitor circuit includes a capacitor C; the input end of the capacitor C is connected to contact No. 5 of the CortexM3 main control chip, and the other end of the capacitor C relative to the CortexM3 main control chip is connected to a common ground, the resistance adjustment circuit includes a photoresistor RG, a variable resistor RP and a fixed resistor R, the input of the photoresistor RG is respectively connected to a power input end and contact No. 8 and contact No. 4 of the CortexM3 main control chip, the input end of the variable resistor RP is connected to the output end of the photoresistor RG, and the The adjustment end of the variable resistor RP is connected to the contact No. 6 and the contact No. 2 of the CortexM3 main control chip in two ways, the input end of the fixed resistor R is connected to the output end of the variable resistor RP, the output end of the fixed resistor R is connected to the common ground, the silicon rectifier diode circuit includes a silicon rectifier diode VD and a relay K, the silicon rectifier diode VD is connected in parallel with the relay K, and the output end of the silicon rectifier diode VD is connected to the contact No. 3 of the CortexM3 main control chip, the input end of the silicon rectifier diode VD is connected to the common ground, and the contact No. 1 of the CortexM3 main control chip is connected to the common ground. In actual application, the stability of the line operation can be better improved and abnormal situations can be reduced.

[0022] In some other embodiments, the model of the silicon rectifier diode VD is I N4001.

[0023] The capacitor C is a capacitor with a capacitance of 0.01u.

[0024] The maximum resistance of the variable resistor RP is 47K; the resistance of the fixed resistor R is 68K.

[0025] The voltage of the power input terminal is 12V.

[0026] The technical effects of solving the technical problem in this application are as follows:

[0027] Compared with the prior art, the utility model discloses a 32-bit Cortex-M3 core stage lighting control circuit 1, which is provided with a CortexM3 main control chip, a resistance adjustment circuit connected to the CortexM3 main control chip, a capacitor circuit and a silicon rectifier diode circuit, wherein the capacitor circuit includes a capacitor C; the input end of the capacitor C is connected to contact No. 5 of the CortexM3 main control chip, and the other end of the capacitor C relative to the CortexM3 main control chip is connected to a common ground; the resistance adjustment circuit includes a photoresistor RG, a variable resistor RP and a fixed resistor R, the input of the photoresistor RG is respectively connected to a power input end and contacts No. 8 and No. 4 of the CortexM3 main control chip, the input end of the variable resistor RP is connected to the The output end of the photoresistor RG is connected, and the adjustment end of the variable resistor RP is connected to the contact No. 6 and the contact No. 2 of the CortexM3 main control chip in two ways, the input end of the fixed resistor R is connected to the output end of the variable resistor RP, and the output end of the fixed resistor R is connected to the common ground. The silicon rectifier diode circuit includes a silicon rectifier diode VD and a relay K. The silicon rectifier diode VD is connected in parallel with the relay K, and the output end of the silicon rectifier diode VD is connected to the contact No. 3 of the CortexM3 main control chip, the input end of the silicon rectifier diode VD is connected to the common ground, and the contact No. 1 of the CortexM3 main control chip is connected to the common ground. In actual application, the stability of the line operation can be better improved and abnormal situations can be reduced.

[0028] The above-described implementation methods of the utility model do not constitute a limitation on the protection scope of the utility model. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model shall be included in the protection scope of the claims of the utility model.

Claims

1. A 32-bit Cortex-M3 core stage lighting control circuit, characterized in that: The invention comprises a CortexM3 main control chip, a resistance adjustment circuit, a capacitor circuit and a silicon rectifier diode circuit connected to the CortexM3 main control chip; the capacitor circuit comprises a capacitor C; the input end of the capacitor C is connected to the contact No. 5 of the CortexM3 main control chip; the other end of the capacitor C relative to the CortexM3 main control chip is connected to a common ground; the resistance adjustment circuit comprises a photoresistor RG, a variable resistor RP and a fixed resistor R; the input of the photoresistor RG is respectively connected to the power input end and the contact No. 8 and the contact No. 4 of the CortexM3 main control chip; the input end of the variable resistor RP is connected to the photoresistor R The output end of the variable resistor R is connected to the output end of the variable resistor RP, and the adjustment end of the variable resistor RP is connected to the contact No. 6 and the contact No. 2 of the CortexM3 main control chip in two ways; the input end of the fixed resistor R is connected to the output end of the variable resistor RP; the output end of the fixed resistor R is connected to the common ground; the silicon rectifier diode circuit includes a silicon rectifier diode VD and a relay K; the silicon rectifier diode VD is connected to the relay K in parallel; and the output end of the silicon rectifier diode VD is connected to the contact No. 3 of the CortexM3 main control chip; the input end of the silicon rectifier diode VD is connected to the common ground; the contact No. 1 of the CortexM3 main control chip is connected to the common ground.

2. A 32-bit Cortex-M3 core stage lighting control circuit as claimed in claim 1, characterized in that: The model of the silicon rectifier diode VD is IN4001.

3. A 32-bit Cortex-M3 core stage lighting control circuit as claimed in claim 1, characterized in that: The capacitor C is a capacitor with a capacitance of 0.01u.

4. A 32-bit Cortex-M3 core stage lighting control circuit as claimed in any one of claims 1 to 3, characterized in that: The maximum resistance of the variable resistor RP is 47K; the resistance of the fixed resistor R is 68K.

5. A 32-bit Cortex-M3 core stage lighting control circuit as claimed in claim 1, characterized in that: The voltage of the power input terminal is 12V.

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