CN111511060B - Dual-mode circuit for wireless remote controller - Google Patents
Dual-mode circuit for wireless remote controller Download PDFInfo
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- CN111511060B CN111511060B CN202010343488.3A CN202010343488A CN111511060B CN 111511060 B CN111511060 B CN 111511060B CN 202010343488 A CN202010343488 A CN 202010343488A CN 111511060 B CN111511060 B CN 111511060B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/30—Electric signal transmission systems in which transmission is by selection of one or more conductors or channels from a plurality of conductors or channels
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
- H05B47/195—Controlling the light source by remote control via wireless transmission the transmission using visible or infrared light
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Abstract
The invention relates to a dual-mode circuit for a wireless remote controller, which consists of a power supply circuit, an infrared emission chip circuit, a Bluetooth module circuit, an infrared key circuit, a Bluetooth key circuit and a Bluetooth indicator lamp circuit, wherein the Bluetooth key circuit comprises a key B1, a key B2 and other keys, and when the key in the infrared key circuit is pressed, the infrared emission chip circuit emits a corresponding infrared signal; when other keys are pressed, an indicator lamp in the Bluetooth indicator lamp circuit is turned on, and the Bluetooth module circuit transmits corresponding Bluetooth signals; when the button B1 or the button B2 is pressed, the infrared emission chip circuit emits an infrared signal, the Bluetooth module circuit emits a Bluetooth signal, and an indicator light in the Bluetooth indicator light circuit is turned on. The invention can realize the infrared signal control or the Bluetooth signal control or the simultaneous control of external equipment, is more convenient to operate and is suitable for being used in various age stages. Simple structure, convenient operation and suitability for various age stages.
Description
Technical Field
The invention relates to a dual-mode circuit for a wireless remote controller, which is mainly suitable for wireless remote control of various LED (light emitting diode) lighting.
Background
With the technological progress and the gradual improvement of the quality of life of people, the popularization rate of LED illumination is higher and higher, and especially LED lamps and lanterns capable of freely adjusting brightness and color temperature and building various scene modes are more and more popular among people. The LED lamp has the advantages of energy conservation, environmental protection, long service life, adjustable color temperature, adjustable brightness, intelligent control and the like.
In the existing wireless remote controllers for the LED lamps, the remote controllers are basically single-mode remote controllers of infrared, wireless and Bluetooth, or are directly controlled by a smart phone App, so that the LED lamps of the whole house can not be controlled remotely simply and conveniently by a user, and the range of the audience of the user is also reduced.
Disclosure of Invention
It is an object of the present invention to overcome the above-mentioned deficiencies of the prior art and to provide a dual mode circuit for a wireless remote control.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a dual-mode circuit for a wireless remote control, characterized by: the Bluetooth module comprises a power supply circuit, an infrared emission chip circuit, a Bluetooth module circuit, an infrared key circuit, a Bluetooth key circuit and a Bluetooth indicator lamp circuit, wherein the power supply circuit is respectively connected with the infrared emission chip circuit, the Bluetooth module circuit and the Bluetooth indicator lamp circuit; the infrared emission chip circuit comprises an MC31P5120, a first grounding end, a first power end, an I/O interface S0 and an I/O interface S1 are arranged on the MC31P5120, the Bluetooth module circuit comprises an embedded Bluetooth module, a second grounding end, a second power end, an interface TD7 and an interface TD2 are arranged on the embedded Bluetooth module, and the Bluetooth key circuit comprises a key B1 and a key B2; the first power supply end and the second power supply end are respectively connected with the power supply circuit, one end of the key B1 is respectively connected with the I/O interface S0 and the interface TD7, and one end of the key B2 is respectively connected with the I/O interface S1 and the interface TD 2. When a key in the infrared key circuit is pressed, the infrared emission chip circuit emits a corresponding infrared signal; when a key B1 or a key B2 is pressed, the infrared emission chip circuit emits a corresponding infrared signal, the Bluetooth module circuit emits a corresponding Bluetooth signal, and an indicator light in the Bluetooth indicator light circuit is turned on; when a key B1 in the Bluetooth key circuit and other keys except the key B2 are pressed, an indicator light in the Bluetooth indicator light circuit is turned on, and the Bluetooth module circuit emits corresponding Bluetooth signals.
Further, the infrared emission chip circuit further comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a light emitting diode L1, a light emitting diode L2, a capacitor C2, a capacitor C3, a triode Q1, and a triode Q2, wherein the MC31P5120 is further provided with an IR output port, an I/O interface S2, an I/O interface S3, an I/O interface S4, an I/O interface S5, an I/O interface S6, and an I/O interface S7; the IR output port is respectively connected with a resistor R5 and a resistor R6, the other end of the resistor R5 is connected with a power supply circuit, and the other end of the resistor R6 is connected with the base electrode of a triode Q1; one end of the capacitor C2 is connected with the first grounding end, the other end of the capacitor C3 is connected with the first grounding end, and the other end of the capacitor C3 is connected with the power supply circuit; an emitter of the triode Q1 is connected with the power supply circuit, a collector of the triode Q1 is connected with one end of the resistor R3, a base of the triode Q2 is respectively connected with the other end of the resistor R3 and one end of the resistor R4, and the other ends of the emitter of the triode Q2 and the resistor R4 are connected with the first grounding end; one end of the light emitting diode L1 is connected with the resistor R1, the other end of the light emitting diode L1 is connected with the power supply circuit, one end of the light emitting diode L2 is connected with the resistor R2, the other end of the light emitting diode L2 is connected with the power supply circuit, and the other end of the resistor R1 and the other end of the resistor R2 are connected with a collector of the triode Q2.
Furthermore, the bluetooth module circuit further comprises a capacitor C4, the embedded bluetooth module is further provided with an ADC interface, an interface TC3, an interface TC2, an interface TB5, an interface TB4, an interface TA0 and an interface TC0, one end of the capacitor C4 is connected with a power supply, and the other end of the capacitor C4 is grounded.
Further, the infrared key circuit includes a key B3, a key B4, a key B5, a key B6, a key B7, a key B8, a key B9, a key B10, a key B11, a key B12, a key B13, a key B14, a key B15, a key B16, and a key B17, wherein two ends of the key B3 are respectively connected to the I/O interface S2 and the I/O interface S3, two ends of the key B4 are respectively connected to the I/O interface S2 and the I/O interface S4, two ends of the key B5 are respectively connected to the I/O interface S2 and the I/O interface S5, two ends of the key B6 are respectively connected to the I/O interface S2 and the I/O interface S6, two ends of the key B7 are respectively connected to the I/O interface S7 and the I/O interface S7, two ends of a key B10 are respectively connected with an I/O interface S3 and an I/O interface S6, two ends of a key B11 are respectively connected with the I/O interface S3 and the I/O interface S7, two ends of a key B12 are respectively connected with the I/O interface S4 and the I/O interface S5, two ends of a key B13 are respectively connected with the I/O interface S4 and the I/O interface S6, two ends of the key B14 are respectively connected with the I/O interface S4 and the I/O interface S7, two ends of a key B15 are respectively connected with the I/O interface S5 and the I/O interface S6, two ends of a key B16 are respectively connected with the I/O interface S5 and the I/O interface S7, and two ends of a key B17 are respectively connected with the I/O interface S6 and the I/O interface S7.
Furthermore, the bluetooth key circuit further includes a key B18, a key B19, a key B20, a key B21, a key B22, a key B23, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a key B1, a key B2, a key B18, a key B19, a key B20, a key B21, a key B22, and one end of a key B23 are respectively grounded, two ends of the resistor R10 are respectively connected with the other end of the key B18 and an interface TC3, two ends of R11 are respectively connected with the other end of the key B11 and the interface TC 11, two ends of R11 are respectively connected with the other end of the key B11 and the interface TB 11; a diode D1 is also connected between the key B1 and the I/O interface S0, the anode of the diode D1 is connected with the I/O interface S0, the cathode of the diode D1 is connected with the key B1, and a resistor R8 is also connected between the key B1 and the interface TD 7; a diode D2 is connected between the button B2 and the I/O interface S1, the anode of the diode D2 is connected with the I/O interface S1, the cathode of the diode D2 is connected with the button B2, and a resistor R9 is connected between the button B2 and the interface TD 2.
Furthermore, the bluetooth indicator lamp circuit comprises a resistor R7 and a light emitting diode L3, the light emitting diode L3 is respectively connected with the resistor R7 and the power supply circuit, and the other end of the resistor R7 is connected with the ADC interface.
Compared with the prior art, the invention has the following advantages and effects: the infrared signal control or the Bluetooth signal control or the simultaneous control with external equipment is realized through the MC31P5120 and the embedded Bluetooth module, so that the circuit is simple in structure, more convenient to operate and suitable for being used at various ages.
Drawings
Fig. 1 is a schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a power supply circuit according to an embodiment of the invention.
FIG. 3 is a schematic diagram of a circuit connection of an infrared emitting chip according to an embodiment of the present invention.
FIG. 4 is a schematic diagram of a circuit connection of a Bluetooth module according to an embodiment of the present invention.
FIG. 5 is a schematic diagram of an infrared key circuit according to an embodiment of the present invention.
FIG. 6 is a schematic diagram of a Bluetooth key circuit according to an embodiment of the present invention.
Fig. 7 is a schematic diagram of the circuit connection of the bluetooth emission indicating lamp in the embodiment of the present invention.
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.
Detailed Description
The present application will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present application and are not intended to limit the present application.
Examples are given.
As shown in fig. 1-2, the present embodiment is composed of a power supply circuit, an infrared emitting chip circuit, a bluetooth module circuit, an infrared key circuit, a bluetooth key circuit, and a bluetooth indicator circuit. The power supply circuit comprises a 3V battery and an electrolytic capacitor C1, wherein the cathode of the electrolytic capacitor C1 is connected with the cathode of the 3V battery, the logic ground is connected with the anode of the electrolytic capacitor C1 is connected with the anode of the 3V battery.
As shown in fig. 3, the infrared emitting chip circuit includes an MC31P5120, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a light emitting diode L1, a light emitting diode L2, a capacitor C2, a capacitor C3, a transistor Q1, and a transistor Q2. The MC31P5120 is provided with a first ground end GND1, a first power end VDD1, an I/O interface S0, an I/O interface S1, an IR output port IROUT, an I/O interface S2, an I/O interface S3, an I/O interface S4, an I/O interface S5, an I/O interface S6 and an I/O interface S7. The first power end VDD1 is connected with the 3V battery, the IR output port IROUT is respectively connected with the resistor R5 and the resistor R6, the other end of the resistor R5 is connected with the 3V battery, and the other end of the resistor R6 is connected with the base electrode of the triode Q1. One end of the capacitor C2 is connected to a ground end GND1, and the other end is connected to the 3V battery. One end of the capacitor C3 is connected to a ground end GND1, and the other end is connected to the 3V battery. An emitter of the triode Q1 is connected with the 3V battery, a collector of the triode Q1 is connected with one end of the resistor R3, a base of the triode Q2 is connected with the other end of the resistor R3 and one end of the resistor R4 respectively, and the other ends of the emitter of the triode Q2 and the resistor R4 are connected with the first GND1 of the grounding terminal. One end of the light emitting diode L1 is connected with the resistor R1, the other end of the light emitting diode L1 is connected with the power supply circuit, one end of the light emitting diode L2 is connected with the resistor R2, the other end of the light emitting diode L2 is connected with the 3V battery, and the other end of the resistor R1 and the other end of the resistor R2 are connected with the collector of the triode Q2. The MC31P5120 is a low-power-consumption 8-bit OTP type MCU, is provided with a built-in high-precision oscillator and a remote control code output port capable of directly driving an infrared transmitting tube, and can reduce the components required by the circuit and reduce the production cost of the dual-mode circuit for the wireless remote controller by using the MC31P 5120.
As shown in fig. 4, the bluetooth module circuit includes an embedded bluetooth module, a capacitor C4, and the embedded bluetooth module is BT 3L. BT3L is provided with a second GND2 at ground terminal, a second VDD2 at power terminal, an ADC interface, a TD7 at interface TD2, an interface TC3, an interface TC2, an interface TB5, an interface TB4, an interface TA0 and an interface TC0, wherein the second VDD2 at power terminal is connected with a 3V battery, one end of a capacitor C4 is connected with the 3V battery, and the other end is grounded. The embedded Bluetooth module BT3L is a low-power-consumption embedded Bluetooth module, which is mainly composed of a high-integration Bluetooth chip and a small amount of peripheral circuits, and is internally provided with a Bluetooth network communication protocol stack and rich library functions. The embedded Bluetooth module also comprises a 32-bit MCU with low power consumption, BLE5.0/2.4G Radio, a 4Mbits flash, a 48Kbyte SRAM, 9 reusable IO ports, a working voltage range of 1.8V-3.6V and an onboard PCB antenna.
As shown in fig. 5, the infrared key circuit includes a key B3, a key B4, a key B5, a key B6, a key B7, a key B8, a key B9, a key B10, a key B11, a key B12, a key B13, a key B14, a key B15, a key B16, and a key B17, two ends of the key B3 are respectively connected to the I/O interface S2 and the I/O interface S3, two ends of the key B4 are respectively connected to the I/O interface S2 and the I/O interface S4, two ends of the key B5 are respectively connected to the I/O interface S2 and the I/O interface S5, two ends of the key B6 are respectively connected to the I/O interface S2 and the I/O interface S6, two ends of the key B7 are respectively connected to the I/O interface S7 and the I/O interface S7, two ends of a key B10 are respectively connected with an I/O interface S3 and an I/O interface S6, two ends of a key B11 are respectively connected with the I/O interface S3 and the I/O interface S7, two ends of a key B12 are respectively connected with the I/O interface S4 and the I/O interface S5, two ends of a key B13 are respectively connected with the I/O interface S4 and the I/O interface S6, two ends of the key B14 are respectively connected with the I/O interface S4 and the I/O interface S7, two ends of a key B15 are respectively connected with the I/O interface S5 and the I/O interface S6, two ends of a key B16 are respectively connected with the I/O interface S5 and the I/O interface S7, and two ends of a key B17 are respectively connected with the I/O interface S6 and the I/O interface S7. When any key in the infrared key circuit is pressed, the infrared emission chip circuit emits a corresponding infrared signal, specifically, when the key B3 is pressed, the I/O interface S2 and the I/O interface S3 form a path, the MC31P5120 outputs the infrared signal corresponding to the key B3 through a preset firmware program, and simultaneously, the light emitting diode L1 and the light emitting diode L2 are correspondingly turned on.
As shown in fig. 6, the bluetooth key circuit includes a key B1, a key B2, a key B18, a key B19, a key B20, a key B21, a key B22, a key B23, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a diode D11, and a diode D11, where the key B11, and one end of the key B11 are grounded, two ends of the resistor R11 are connected to the other end of the key B11 and the interface TC 11, two ends of the key B11 and the interface 11 are connected to the other end of the key B11 and the interface TB 11, respectively. The other end of the key B1 is respectively connected with the cathode of the diode D1 and the resistor R8, the anode of the diode D1 is connected with the I/O interface S0, and the other end of the resistor R8 is connected with the interface TD 7. The other end of the key B2 is respectively connected with the cathode of the diode D2 and the resistor R9, the anode of the diode D2 is connected with the I/O interface S1, and the other end of the resistor R9 is connected with the interface TD 2.
As shown in fig. 7, the bluetooth indicating lamp circuit includes a resistor R7 and a light emitting diode L3, the light emitting diode L3 is respectively connected with the resistor R7 and the 3V battery, and the other end of the resistor R7 is connected with the ADC interface. When any one of a button B18, a button B19, a button B20, a button B21, a button B22 and a button B23 in the Bluetooth button circuit is pressed, the Bluetooth module circuit transmits a Bluetooth signal corresponding to the button, an indicator lamp in the Bluetooth indicator lamp circuit is lightened according to a signal output by the embedded Bluetooth module, specifically, when the button B18 is pressed, an interface TC3 forms a channel, the embedded Bluetooth module outputs the Bluetooth signal corresponding to the button B18 through a preset firmware program through a transmitting antenna on the embedded Bluetooth module board, meanwhile, an ADC interface analog signal and a light-emitting diode L3 are correspondingly lightened. When any one of a key B1 and a key B2 in the Bluetooth key circuit is pressed, the Bluetooth module circuit emits a Bluetooth signal corresponding to the key, an indicator lamp in the Bluetooth indicator lamp circuit is lightened according to a signal output by the embedded Bluetooth module, and meanwhile, the infrared emission chip circuit emits a corresponding infrared signal, specifically, when the key B1 is pressed, the interface TD7 forms a passage, the embedded Bluetooth module outputs a Bluetooth signal corresponding to the key B1 through a preset firmware program through an emission antenna on board of the embedded Bluetooth module, the ADC interface analog signal and the light emitting diode L3 are correspondingly lightened, meanwhile, the I/O interface S0 forms a passage, the MC31P5120 outputs an infrared signal corresponding to the key B1 through a preset firmware program, and simultaneously the light emitting diode L1 and the light emitting diode L2 are correspondingly lightened.
According to the invention, the infrared transmitting chip circuit and the Bluetooth module circuit are arranged on the remote controller to respectively transmit the infrared signal and the Bluetooth signal, and the infrared signal and the Bluetooth signal are decoded by the infrared receiving head and the Bluetooth module on the LED lamp, so that the change of color temperature, brightness and various scenes on the connecting equipment can be realized. The dual-mode circuit for the wireless remote controller is simple in structure, convenient to operate and suitable for being used at various ages.
The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (2)
1. A dual-mode circuit for a wireless remote control, characterized by: the Bluetooth module comprises a power supply circuit, an infrared emission chip circuit, a Bluetooth module circuit, an infrared key circuit, a Bluetooth key circuit and a Bluetooth indicator lamp circuit, wherein the power supply circuit is respectively connected with the infrared emission chip circuit, the Bluetooth module circuit and the Bluetooth indicator lamp circuit;
the infrared emission chip circuit comprises an MC31P5120, a first grounding end, a first power end, an I/O interface S0 and an I/O interface S1 are arranged on the MC31P5120, the Bluetooth module circuit comprises an embedded Bluetooth module, a second grounding end, a second power end, an interface TD7 and an interface TD2 are arranged on the embedded Bluetooth module, and the Bluetooth key circuit comprises a key B1 and a key B2; the first power end and the second power end are respectively connected with the power supply circuit, one end of a key B1 is respectively connected with an I/O interface S0 and an interface TD7, and one end of a key B2 is respectively connected with an I/O interface S1 and an interface TD 2;
when a key in the infrared key circuit is pressed, the infrared emission chip circuit emits a corresponding infrared signal; when the button B1 or the button B2 is pressed, the infrared emission chip circuit emits a corresponding infrared signal, the Bluetooth module circuit emits a corresponding Bluetooth signal, and an indicator light in the Bluetooth indicator light circuit is turned on; when a key B1 in the Bluetooth key circuit and other keys outside the key B2 are pressed, an indicator light in the Bluetooth indicator light circuit is turned on, and the Bluetooth module circuit transmits a corresponding Bluetooth signal;
the infrared emission chip circuit further comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a light emitting diode L1, a light emitting diode L2, a capacitor C2, a capacitor C3, a triode Q1 and a triode Q2, wherein an IR output port, an I/O interface S2, an I/O interface S3, an I/O interface S4, an I/O interface S5, an I/O interface S6 and an I/O interface S7 are further arranged on the MC31P 5120;
the IR output port is respectively connected with a resistor R5 and a resistor R6, the other end of the resistor R5 is connected with a power supply circuit, and the other end of the resistor R6 is connected with the base electrode of a triode Q1; one end of the capacitor C2 is connected with the first grounding end, the other end of the capacitor C3 is connected with the first grounding end, and the other end of the capacitor C3 is connected with the power supply circuit; an emitter of the triode Q1 is connected with the power supply circuit, a collector of the triode Q1 is connected with one end of the resistor R3, a base of the triode Q2 is respectively connected with the other end of the resistor R3 and one end of the resistor R4, and the other ends of the emitter of the triode Q2 and the resistor R4 are connected with the first grounding end; one end of a light-emitting diode L1 is connected with the resistor R1, the other end of the light-emitting diode L1 is connected with the power supply circuit, one end of a light-emitting diode L2 is connected with the resistor R2, the other end of the light-emitting diode L2 is connected with the power supply circuit, and the other end of the resistor R1 and the other end of the resistor R2 are connected with a collector of a triode Q2;
the Bluetooth module circuit further comprises a capacitor C4, the embedded Bluetooth module is further provided with an ADC interface, an interface TC3, an interface TC2, an interface TB5, an interface TB4, an interface TA0 and an interface TC0, one end of the capacitor C4 is connected with a power supply, and the other end of the capacitor C4 is grounded;
the infrared key circuit comprises a key B3, a key B4, a key B5, a key B6, a key B7, a key B8, a key B9, a key B10, a key B11, a key B12, a key B13, a key B14, a key B15, a key B16 and a key B17, two ends of the key B3 are respectively connected with an I/O interface S2 and an I/O interface S3, two ends of the key B4 are respectively connected with an I/O interface S2 and an I/O interface S4, two ends of the key B5 are respectively connected with an I/O interface S2 and an I/O interface S5, two ends of the key B6 are respectively connected with an I/O interface S2 and an I/O interface S6, two ends of the key B7 are respectively connected with an I/O interface S7 and an I/O interface S7, two ends of a key B10 are respectively connected with an I/O interface S3 and an I/O interface S6, two ends of a key B11 are respectively connected with the I/O interface S3 and the I/O interface S7, two ends of a key B12 are respectively connected with the I/O interface S4 and the I/O interface S5, two ends of a key B13 are respectively connected with the I/O interface S4 and the I/O interface S6, two ends of the key B14 are respectively connected with the I/O interface S4 and the I/O interface S7, two ends of a key B15 are respectively connected with the I/O interface S5 and the I/O interface S6, two ends of a key B16 are respectively connected with the I/O interface S5 and the I/O interface S7, and two ends of a key B17 are respectively connected with the I/O interface S6 and the I/O interface S7;
the Bluetooth key circuit further comprises a key B18, a key B19, a key B20, a key B21, a key B22, a key B23, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a key B1, a key B2, a key B18, a key B19, a key B20, a key B21, a key B22 and a key B23, wherein two ends of the resistor R10 are respectively connected with the other end of the key B18 and an interface TC3, two ends of the R11 are respectively connected with the other end of the key B19 and an interface TC2, two ends of the R10 are respectively connected with the other end of the key B20 and the interface TB5, two ends of the R10 are respectively connected with the other end of the key B21 and the interface TB4, two ends of the R10 are respectively connected with the other end of the key B22 and the interface TA0, and two ends of the R10 are respectively connected with the other end of the key B23 and the interface 0;
a diode D1 is also connected between the key B1 and the I/O interface S0, the anode of the diode D1 is connected with the I/O interface S0, the cathode of the diode D1 is connected with the key B1, and a resistor R8 is also connected between the key B1 and the interface TD 7;
a diode D2 is also connected between the key B2 and the I/O interface S1, the anode of the diode D2 is connected with the I/O interface S1, the cathode of the diode D2 is connected with the key B2, and a resistor R9 is also connected between the key B2 and the interface TD 2.
2. The dual-mode circuit for a wireless remote control of claim 1, wherein: the Bluetooth indicating lamp circuit comprises a resistor R7 and a light emitting diode L3, the light emitting diode L3 is connected with the resistor R7 and a power supply circuit respectively, and the other end of the resistor R7 is connected with an ADC interface.
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| CN209881965U (en) * | 2019-08-12 | 2019-12-31 | 广东博钧医疗信息科技有限公司 | Bluetooth remote controller of controllable display and set top box special for medical treatment |
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