LED lamp control circuit

Abstract

The utility model relates to the technical field of LED lamps, and specifically relates to an LED lamp control circuit comprising a receiving circuit; the corresponding input end of the main control circuit is electrically connected with the receiving circuit; the LED circuit comprises a first LED lamp module, a second LED lamp module, a first switching circuit and a second switching circuit; the input end of the first LED lamp module and the input end of the second LED lamp module are electrically connected with the corresponding output end of the first switching circuit and the corresponding output end of the second switching circuit respectively. The input end of the first switching circuit and the input end of the second switching circuit are electrically connected with the corresponding output end of the main control circuit respectively. The input end of the transmitting circuit is electrically connected with the corresponding output end of the main control circuit; and the power supply provides working voltage for the receiving circuit, the main control circuit and the transmitting circuit respectively.

Description

Technical Field

[0001] The utility model relates to the technical field of LED lamps, in particular to an LED lamp control circuit. Background Art

[0002] LED (Light Emitting Diode), a light-emitting diode, is a solid-state semiconductor device that can convert electrical energy into visible light. It can directly convert electricity into light. The heart of the LED is a semiconductor chip, one end of the chip is attached to a bracket, one end is the negative pole, and the other end is connected to the positive pole of the power supply, so that the entire chip is encapsulated by epoxy resin;

[0003] Currently, LED lights are widely used in lighting and other industries. However, at present, simple lighting is generally used without voice control or with complex voice control circuit design. In addition, LED lights currently do not have external device matching control functions. Utility Model Content

[0004] The utility model aims to provide an LED lamp control circuit, which has a simple circuit design and can realize voice control and matching control of external devices.

[0005] To achieve the above purpose, the utility model is widely used in LED control technical solutions, and in particular provides the following technical solutions: an LED lamp control circuit, comprising:

[0006] Receiving circuit;

[0007] A main control circuit, wherein an input terminal corresponding to the main control circuit is electrically connected to the receiving circuit;

[0008] An LED lamp circuit, the LED lamp circuit comprising a first LED lamp module, a second LED lamp module, a first switch circuit, and a second switch circuit; the input ends of the first LED lamp module and the second LED lamp module are electrically connected to the corresponding output ends of the first switch circuit and the second switch circuit, respectively, and the input ends of the first switch circuit and the second switch circuit are electrically connected to the corresponding output ends of the main control circuit, respectively;

[0009] A transmitting circuit, wherein an input end of the transmitting circuit is electrically connected to a corresponding output end of the main control circuit;

[0010] A power supply, which provides operating voltage to the receiving circuit, the main control circuit, and the transmitting circuit respectively;

[0011] Among them, the receiving circuit receives the control signal and inputs it to the main control circuit, the main control circuit identifies the control signal and outputs a signal to the first switch circuit and the second switch circuit, then the first switch circuit and the second switch circuit respectively control the first LED lamp module and the second LED lamp module to light up or turn off, or the main control circuit outputs a signal to the transmitting circuit, then the transmitting circuit transmits a control signal to an external matching device to work or stop working.

[0012] Preferably, the receiving circuit is set to be a MiC interface circuit or a Bluetooth circuit, or a WiFi circuit.

[0013] Preferably, the first LED lamp module and the second LED lamp module are modules composed of multiple LED lamps in parallel, and one end of the first LED module and one end of the second LED lamp module are both connected to a power supply; the other end of the first LED module is connected to a first switching circuit, and the other end of the second LED lamp module is connected to a second switching circuit.

[0014] Preferably, the main control circuit is configured to be composed of an IS5853E_QSOP24 chip and its peripheral circuits.

[0015] Preferably, the transmitting circuit includes a resistor R7, a transmitting tube D2, a transistor Q1, a resistor R2, and a resistor R3, one end of the transmitting tube D2 is connected to a power supply, the other end of the transmitting tube D2 is electrically connected to the collector of the transistor Q1 via the resistor R2, the base of the transistor Q1 is electrically connected to the output end corresponding to the IS5853E_QSOP24 chip via the resistor R2, the emitter of the transistor Q1 is grounded, and the resistor R3 is respectively connected to the base and emitter of the transistor Q1.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model receives a control signal through the receiving circuit and inputs it to the main control circuit. The main control circuit identifies the control signal and outputs a signal to the first switch circuit and the second switch circuit. The first switch circuit and the second switch circuit respectively control the first LED lamp module and the second LED lamp module to light up or turn off. Alternatively, the main control circuit outputs a signal to the transmitting circuit, and the transmitting circuit transmits a control signal to an external device matched with it to start or stop working. Such a circuit design is not only simple in circuit design, but also can be used to control multiple groups of LED modules, so that users can adjust the brightness of the light according to their own requirements, and at the same time control the matching device to work through the transmitting circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The schematic diagram of the receiving circuit of the utility model is shown in FIG.

[0019] Figure 2 This is the circuit schematic diagram of the main control circuit of the utility model;

[0020] Figure 3 This is a circuit schematic diagram of the LED lamp circuit of the utility model;

[0021] Figure 4 The utility model is a circuit schematic diagram of the transmitting circuit. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1 to 4 As shown, a LED lamp control circuit in the utility model includes:

[0024] Receiving circuit;

[0025] A main control circuit, wherein an input terminal corresponding to the main control circuit is electrically connected to the receiving circuit;

[0026] An LED lamp circuit, the LED lamp circuit comprising a first LED lamp module, a second LED lamp module, a first switch circuit, and a second switch circuit; the input ends of the first LED lamp module and the second LED lamp module are electrically connected to the corresponding output ends of the first switch circuit and the second switch circuit, respectively, and the input ends of the first switch circuit and the second switch circuit are electrically connected to the corresponding output ends of the main control circuit, respectively;

[0027] A transmitting circuit, wherein an input end of the transmitting circuit is electrically connected to a corresponding output end of the main control circuit;

[0028] A power supply, which provides operating voltage to the receiving circuit, the main control circuit, and the transmitting circuit respectively;

[0029] Among them, the receiving circuit receives the control signal and inputs it to the main control circuit, the main control circuit identifies the control signal and outputs a signal to the first switch circuit and the second switch circuit, then the first switch circuit and the second switch circuit respectively control the first LED lamp module and the second LED lamp module to light up or turn off, or the main control circuit outputs a signal to the transmitting circuit, then the transmitting circuit transmits a control signal to an external matching device to work or stop working.

[0030] In this embodiment, if Figure 1As shown: the receiving circuit is set to MiC interface circuit or Bluetooth circuit, wifi circuit;

[0031] The receiving circuit adopts the MiC interface circuit, and the said IC interface circuit includes the MC1 interface and the capacitor C5, the capacitor C5 is connected to the MIC_BIAS end of the MC1 interface, and the other end of the MC1 interface is connected to the Ω.

[0032] In this embodiment, if Figure 2 , Figure 4 As shown: the first LED lamp module and the second LED lamp module are both modules composed of multiple LED lamps connected in parallel, and one end of the first LED module and one end of the second LED lamp module are both connected to a power supply; the other end of the first LED module is connected to a first switch circuit, and the other end of the second LED lamp module is connected to a second switch circuit;

[0033] The first switch circuit includes a transistor Q2 and a resistor R9, the base of the transistor Q2 is electrically connected to the corresponding input terminal of the IS5853E_QSOP24 chip via the resistor R9, the collector of the transistor Q2 is electrically connected to the other common terminal of the corresponding first LED lamp module, and the emitter of the transistor Q2 is grounded;

[0034] The second switch circuit includes a transistor Q3 and a resistor R10; the base of the transistor Q3 is electrically connected to the corresponding input end of the IS5853E_QSOP24 chip via the resistor R10, the collector of the transistor Q3 is electrically connected to the other common end of the corresponding second LED lamp module, and the emitter of the transistor Q3 is grounded.

[0035] In this embodiment, if Figure 2 As shown: the main control circuit is set to be composed of IS5853E_QSOP24 chip and its peripheral circuits.

[0036] In this embodiment, if Figure 3 As shown: the transmitting circuit includes a resistor R7, a transmitting tube D2, a transistor Q1, a resistor R2, and a resistor R3, one end of the transmitting tube D2 is connected to a power supply, the other end of the transmitting tube D2 is electrically connected to the collector of the transistor Q1 via the resistor R2, the base of the transistor Q1 is electrically connected to the output end corresponding to the IS5853E_QSOP24 chip via the resistor R2, the emitter of the transistor Q1 is grounded, and the resistor R3 is respectively connected to the base and emitter of the transistor Q1;

[0037] Among them, the external device can be a television or an air conditioner. When the receiving circuit receives a control signal to turn on the television or the air conditioner, the main control circuit identifies the control signal to turn on the television or the air conditioner and outputs a signal to the transmitting circuit. The transmitting circuit then sends a control signal to the television or the air conditioner through the transmitting tube D2, and the television or the air conditioner is turned on or off.

[0038] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An LED lamp control circuit, characterized in that: include: Receiving circuit; A main control circuit, wherein an input terminal corresponding to the main control circuit is electrically connected to the receiving circuit; An LED lamp circuit, wherein the LED lamp circuit comprises a first LED lamp module, a second LED lamp module, a first switch circuit, and a second switch circuit; The input ends of the first LED lamp module and the second LED lamp module are electrically connected to the corresponding output ends of the first switch circuit and the second switch circuit respectively, and the input ends of the first switch circuit and the second switch circuit are electrically connected to the corresponding output ends of the main control circuit respectively; A transmitting circuit, wherein an input end of the transmitting circuit is electrically connected to a corresponding output end of the main control circuit; A power supply, which provides operating voltage to the receiving circuit, the main control circuit, and the transmitting circuit respectively; Among them, the receiving circuit receives the control signal and inputs it to the main control circuit, the main control circuit identifies the control signal and outputs a signal to the first switch circuit and the second switch circuit, then the first switch circuit and the second switch circuit respectively control the first LED lamp module and the second LED lamp module to light up or turn off, or the main control circuit outputs a signal to the transmitting circuit, then the transmitting circuit transmits a control signal to an external matching device to work or stop working.

2. The LED lamp control circuit according to claim 1, characterized in that: The receiving circuit is set as a MiC interface circuit or a Bluetooth circuit or a WiFi circuit.

3. The LED lamp control circuit according to claim 1, characterized in that: The first LED lamp module and the second LED lamp module are both modules composed of multiple LED lamps connected in parallel, and one end of the first LED module and one end of the second LED lamp module are both connected to a power supply; the other end of the first LED module is connected to a first switching circuit, and the other end of the second LED lamp module is connected to a second switching circuit.

4. The LED lamp control circuit according to claim 1, characterized in that: The main control circuit is configured to be composed of an IS5853E_QSOP24 chip and its peripheral circuits.

5. The LED lamp control circuit according to claim 4, characterized in that: The transmitting circuit includes a resistor R7, a transmitting tube D2, a transistor Q1, a resistor R2, and a resistor R3. One end of the transmitting tube D2 is connected to a power supply, and the other end of the transmitting tube D2 is electrically connected to the collector of the transistor Q1 via the resistor R2. The base of the transistor Q1 is electrically connected to the output end corresponding to the IS5853E_QSOP24 chip via the resistor R2. The emitter of the transistor Q1 is grounded, and the resistor R3 is respectively connected to the base and emitter of the transistor Q1.

Images