Panchromatic gamut controller of dial switch

Abstract

The utility model discloses a full-color gamut controller of a dial switch, which comprises a shell and a control circuit board arranged in the shell. The control circuit board is provided with an input terminal, a rectification filter circuit connected with the input terminal, a constant-voltage and constant-current control circuit connected with the rectification filter circuit, a transformer circuit connected with the constant-voltage and constant-current control circuit, a voltage stabilizing circuit connected with the transformer circuit, and a control module circuit connected with the voltage stabilizing circuit. The signal detection circuit and the dial switch circuit are connected with the control module circuit; the control module circuit comprises a control chip, a dual-channel buffer chip, a fourth resistor, a fifth resistor, a seventh resistor, a sixth resistor and a second inductor; according to the utility model, the structure arrangement is reasonable, signal detection and dial switch control operation can be effectively realized, the control stability and effectiveness can be improved, the application range of the control can be improved, and the processing and control cost can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of controller, specifically relates to a full color gamut controller of dial switch. BACKGROUND

[0002] In color science, XYZ is often used to represent color. Generally speaking, XZ does not represent color gamut, but is converted into xy form and represented by xy.

[0003] x=X / (X+Y+Z) (1)

[0004] y=Y / (X+Y+Z) (2)

[0005] Through equation (1) and equation (2), XYZ coordinates can be quickly converted into xy coordinates.

[0006] It needs a corresponding controller when controlling, for example, CN200610170135.8 a multi-color gamut display, which includes a display unit, a control circuit and a light source, and the control circuit includes a driving unit and a color gamut data storage unit, which can meet the general use requirements, but the control stability of the control circuit is limited, and the circuit selection cannot be quickly realized, thereby affecting the application range, so it is a technical problem for technicians in this technical field to set up a color gamut controller with stable control. INVENTION CONTENT

[0007] The utility model aims at providing a kind of full color gamut controller of dial switch with reasonable structure and stable use.

[0008] The technical scheme for realizing the utility model is a kind of full color gamut controller of dial switch, including shell and control circuit board being set in shell, input terminal is provided on the control circuit board, rectifier filter circuit is connected with the input terminal, constant voltage constant current control circuit is connected with the rectifier filter circuit, transformer circuit is connected with the constant voltage constant current control circuit, voltage stabilizing circuit is connected with the transformer circuit, control module circuit is connected with the voltage stabilizing circuit, signal detection circuit is connected with the control module circuit and dial switch circuit is connected with the control module circuit;

[0009] The output terminal is connected with the output end of the control module circuit;

[0010] The control module circuit includes control chip, double-channel buffer chip, fourth resistance, fifth resistance, seventh resistance, sixth resistance and second inductor.

[0011] The sixteenth pin of the control chip is connected with the double-channel buffer chip through the fifth resistor, and the sixteenth pin of the control chip is connected with the 3.3V power supply through the fourth resistor and grounded through the seventh resistor;

[0012] The sixth pin of the double-channel buffer chip is connected with the 5V power supply through the sixth resistor and the second inductor in series circuit and connected with the dial switch circuit.

[0013] Further preferably, the model of the control chip is AB2027A3, and the model of the double-channel buffer chip is SN74LVC2G17DBVR.

[0014] Further preferably, the signal detection circuit comprises an optical coupler, a seventeenth resistor, an eighteenth resistor, a nineteenth resistor, a twentieth resistor, a twenty-third resistor, a seventh capacitor and an eighth capacitor.

[0015] The seventeenth resistor, the eighteenth resistor and the twentieth resistor are connected in series with one end connected at the input terminal and the other end connected at the anode of the light-emitting diode of the optical coupler, the cathode of the light-emitting diode of the optical coupler is grounded, and the seventh capacitor and the nineteenth resistor are connected in parallel with one end grounded and the other end connected at the connection position of the eighteenth resistor and the twentieth resistor.

[0016] One end of the optical coupler is connected with the 3.3V power supply, and the output end is connected with the control chip, and the eighth capacitor and the twenty-third resistor are connected in parallel with one end grounded and the other end connected with the output end of the optical coupler.

[0017] Further preferably, the main chip of the constant-voltage constant-current control circuit is 3773, and the main chip of the voltage stabilizing circuit is CJT1117B.

[0018] The utility model has the positive effect: the utility model discloses the reasonable structure setting, is provided with dial switch circuit, and cooperation signal detection circuit and control module circuit can effectively realize signal detection and realize dial switch control operation to can promote its control stability and effectiveness, and also be favorable to the control of the application scope of promoting, and the overall structure component is few, and it is favorable to reduce the processing and control cost. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to make the content of the utility model more easily be clearly understood, the utility model is further explained in detail below according to specific embodiment and in conjunction with the drawings, wherein:

[0020] Figure 1 It is the circuit schematic diagram of the utility model.

[0021] Figure reference numerals: Input terminal 1, Rectifier and filter circuit 2, Constant voltage and constant current control circuit 3, Transformer circuit 4, Voltage regulator circuit 5, Control module circuit 6, Signal detection circuit 7, DIP switch circuit 8. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Example

[0024] See Figure 1 A full-color gamut controller for a DIP switch includes a housing and a control circuit board disposed within the housing. The control circuit board has an input terminal 1, a rectifier and filter circuit 2 connected to the input terminal, a constant voltage and constant current control circuit 3 connected to the rectifier and filter circuit, a transformer circuit 4 connected to the constant voltage and constant current control circuit, a voltage regulator circuit 5 connected to the transformer circuit, a control module circuit 6 connected to the voltage regulator circuit, a signal detection circuit 7 connected to the control module circuit, and a DIP switch circuit 8 connected to the control module circuit. Furthermore, its output terminal is connected to the output terminal of the control module circuit. In this embodiment, the main chip of the constant voltage and constant current control circuit is model 3773, and the main chip of the voltage regulator circuit is model CJT1117B. The transformer circuit is mainly used for step-down or step-up voltage conversion to meet its application requirements.

[0025] In this embodiment, the control module circuit includes a control chip U2, a dual-channel buffer chip U5, a fourth resistor R4, a fifth resistor R5, a seventh resistor R7, a sixth resistor R6, and a second inductor L2. During connection, the sixteenth pin of the control chip is connected to the dual-channel buffer chip via the fifth resistor, and the sixteenth pin of the control chip is connected to a 3.3V power supply via the fourth resistor and grounded via the seventh resistor. The sixth pin of the dual-channel buffer chip is connected to a 5V power supply and then to a DIP switch circuit via a series circuit of the sixth resistor and the second inductor. Furthermore, the control chip is model AB2027A3, and the dual-channel buffer chip is model SN74LVC2G17DBVR.

[0026] In this embodiment, the signal detection circuit includes an optocoupler U3, a seventeenth resistor R17, an eighteenth resistor R18, a nineteenth resistor R19, a twentieth resistor R20, a twenty-third resistor R23, a seventh capacitor C7, and an eighth capacitor C8. During connection, the seventeenth, eighteenth, and twentieth resistors are connected in series, with one end connected to the input terminal and the other end connected to the positive terminal of the optocoupler's LED. The negative terminal of the optocoupler's LED is grounded. The seventh capacitor and the nineteenth resistor are connected in parallel, with one end grounded and the other end connected to the junction of the eighteenth and twentieth resistors. One end of the optocoupler is connected to a 3.3V power supply, and the output terminal is connected to the control chip. The eighth capacitor and the twenty-third resistor are connected in parallel, with one end grounded and the other end connected to the output terminal of the optocoupler.

[0027] This utility model has positive effects: its structure is reasonably designed, with a DIP switch circuit, signal detection circuit and control module circuit, which can effectively realize signal detection and DIP switch control operation, thereby improving its control stability and effectiveness, and also helping to expand its control applicability. Moreover, the overall structure has fewer components, which helps to reduce processing and control costs.

[0028] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural parts described in the instruction manual can also be processed without any doubt based on existing technical common sense. At the same time, the connection methods of each component adopt mature conventional methods in the existing technology, and the machinery, parts and equipment all adopt conventional models in the existing technology, so they will not be described in detail here.

[0029] Obviously, the above embodiments of this utility model are merely examples for clearly illustrating this utility model, and are not intended to limit the implementation of this utility model. Those skilled in the art can make other variations or modifications based on the above description. It is neither necessary nor possible to exhaustively list all embodiments here. However, these obvious variations or modifications derived from the essential spirit of this utility model still fall within the protection scope of this utility model.

Claims

1. A full-color gamut controller for a DIP switch, comprising a housing and a control circuit board disposed within the housing, characterized in that: The control circuit board is provided with an input terminal, a rectifier and filter circuit connected to the input terminal, a constant voltage and constant current control circuit connected to the rectifier and filter circuit, a transformer circuit connected to the constant voltage and constant current control circuit, a voltage regulator circuit connected to the transformer circuit, a control module circuit connected to the voltage regulator circuit, a signal detection circuit connected to the control module circuit, and a DIP switch circuit connected to the control module circuit. The output terminal is connected to the output terminal of the control module circuit; The control module circuit includes a control chip, a dual-channel buffer chip, a fourth resistor, a fifth resistor, a seventh resistor, a sixth resistor, and a second inductor. The sixteenth pin of the control chip is connected to the dual-channel buffer chip through the fifth resistor, and the sixteenth pin of the control chip is connected to the 3.3V power supply through the fourth resistor and grounded through the seventh resistor; The sixth pin of the dual-channel buffer chip is connected to a 5V power supply and then connected to a DIP switch circuit via a series circuit of a sixth resistor and a second inductor.

2. A full-color gamut controller for a DIP switch according to claim 1, characterized in that: The control chip is model AB2027A3, and the dual-channel buffer chip is model SN74LVC2G17DBVR.

3. A full-color gamut controller for a DIP switch according to claim 1, characterized in that: The signal detection circuit includes an optocoupler, a seventeenth resistor, an eighteenth resistor, a nineteenth resistor, a twentieth resistor, a twenty-third resistor, a seventh capacitor, and an eighth capacitor; The seventeenth, eighteenth, and twentieth resistors are connected in series, with one end connected to the input terminal and the other end connected to the positive terminal of the LED of the optocoupler. The negative terminal of the LED of the optocoupler is grounded. The seventh capacitor and the nineteenth resistor are connected in parallel, with one end grounded and the other end connected to the connection point of the eighteenth and twentieth resistors. One end of the optocoupler is connected to a 3.3V power supply, and the output end is connected to the control chip. The eighth capacitor and the twenty-third resistor are connected in parallel, with one end grounded and the other end connected to the output end of the optocoupler.

4. A full-color gamut controller for a DIP switch according to claim 1, characterized in that: The main chip of the constant voltage and constant current control circuit is model 3773, and the main chip of the voltage regulator circuit is model CJT1117B.

Images