Light supplement lamp control circuit and cosmetic mirror thereof

Abstract

The utility model discloses a fill light control circuit and make-up mirror, including power supply circuit, master control circuit, keying circuit, battery, display panel and LED fill light group, the power supply circuit is connected with said battery, master control circuit respectively, said battery is connected with a plurality of said LED fill light group, said display panel is connected with said LED fill light group, said LED fill light group is connected with said key circuit, said key circuit is connected with said LED fill light group. The master control circuit is connected with the key circuit, the LED light supplement lamp set and the display panel. The display panel comprises an electric quantity display module, a brightness display module, a time display module and a digital display module. When a user makes up, the display screen can see the current time and electric quantity, and time delay caused by make-up is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to cosmetic mirror technical field especially is to point to a light supplementing lamp control circuit and cosmetic mirror thereof. BACKGROUND

[0002] Cosmetic mirror is a classification of mirror, generally smaller, placed in dressing table uses, the common cosmetic mirror on the market has round, square etc., with its function and different place, its design more has functionalization, and with the difference of application scene, the functional point designed on it more and more, the cosmetic mirror with LED light supplementing lamp can satisfy the makeup requirement under the environment of light, gradually is pursued by everybody, but, the existing LED light transmission type cosmetic mirror does not have time and electric quantity display function, when the built-in battery electric quantity is low, the user can not know, will cause the phenomenon of sudden power failure in the makeup process, influence makeup. SUMMARY

[0003] Therefore, the utility model provides a light supplementing lamp control circuit and cosmetic mirror thereof, which can display the current time and electric quantity on the display screen during makeup, avoiding the influence of time delay and low electric quantity on makeup.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A light supplementing lamp control circuit, comprising a power supply circuit, a main control circuit, a keying circuit, a battery, a display panel and a LED light supplementing lamp group, the power supply circuit is connected with the battery and the main control circuit respectively, the battery is connected with a plurality of LED light supplementing lamp groups, the main control circuit is connected with the keying circuit, the LED light supplementing lamp group and the display panel respectively, and the display panel comprises an electric quantity display module, a brightness display module, a time display module and a digital display module.

[0006] As a preferred scheme, the main control circuit comprises a main control chip U2, the power supply circuit comprises a power management chip U1, a power interface USB1 and a battery interface CN1, the power interface USB1 is connected with the power management chip U1, the main control chip U2 and the battery interface CN1 respectively, and the battery interface CN1 is connected with the battery;

[0007] The keying circuit comprises a first key switch K1, a second key switch K2, a third key switch K3 and a fourth key switch K4, and the main control chip U2 is connected with the first key switch K1, the second key switch K2, the third key switch K3 and the fourth key switch K4 respectively;

[0008] The main control chip U2 is connected with the LED light supplement lamp group through the socket CN2.

[0009] As a preferred solution, the main control chip U2 comprises a 51F932B5 chip based on a 1T8051 core, the power management chip U1 comprises a 4056 charging management chip, the ground pin of the power management chip U1 is grounded, the power input end 5VIN of the power interface USB1 is connected with the B9 pin of the power interface USB1, the A9 pin of the power interface USB1, the fourth pin of the power management chip U1 and the eighth pin of the power management chip U1 respectively, the power input end 5VIN is grounded in sequence through the fourth resistor R4 and the fifth resistor R5, the seventh pin of the main control chip U2 is connected between the fourth resistor R4 and the fifth resistor R5, the sixth pin of the power management chip U1 is connected with the eighth pin of the main control chip U2, the power output end B+ of the power management chip U1 is connected with the fifth pin of the power management chip U1 and the battery interface CN1 respectively, the power output end B+ is connected with the second capacitor C2 and the third capacitor C3 in parallel respectively, the other end of the second capacitor C2 and the third capacitor C3 is grounded, the second pin of the power management chip U1 is grounded through the sixth resistor, and the power output end B+ is connected with the first pin of the main control chip U2 through the seventh resistor R7.

[0010] The first key switch K1 is connected with the sixth pin of the main control chip U2, the second key switch K2 is connected with the fourth pin of the main control chip U2, the third key switch K3 is connected with the third pin of the main control chip U2, and the third key switch K3 is connected with the fourth key switch K4.

[0011] The third pin of the socket CN2 is connected with the power output end B+, the second pin of the socket CN2 is connected with the tenth pin of the main control chip U2 through the second color adjusting circuit, and the first pin of the socket CN2 is connected with the ninth pin of the main control chip U2 through the first color adjusting circuit.

[0012] As a preferred solution, the power input pin 5VIN is grounded in sequence through the third resistor and the first capacitor, the A5 pin of the power management chip U1 is grounded through the second resistor R2, and the B5 pin of the power management chip U1 is grounded through the first resistor R1.

[0013] As a preferred scheme, the first color adjusting circuit comprises a twelfth resistor R12, a thirteenth resistor R13 and a first switch tube Q1, a first pin of the socket CN2 is connected to a drain connection of the first switch tube Q1, a gate of the first switch tube Q1 is connected to a ninth pin of the master control chip U2 through the twelfth resistor R12, and the gate of the first switch tube Q1 is grounded through the thirteenth resistor R13, and a source of the first switch tube Q1 is grounded.

[0014] The second color adjusting circuit comprises a fourteenth resistor R14, a fifteenth resistor R15 and a second switch tube Q2, a second pin of the socket CN2 is connected to a drain connection of the second switch tube Q2, a gate of the second switch tube Q2 is connected to a tenth pin of the master control chip U2 through the fourteenth resistor R14, and the gate of the second switch tube Q2 is grounded through the fifteenth resistor R15, and a source of the second switch tube Q2 is grounded.

[0015] As a preferred scheme, the master control circuit comprises a crystal oscillator circuit, the crystal oscillator circuit comprises a crystal oscillator X1, an eighth capacitor C8 and a ninth capacitor C9, two ends of the crystal oscillator X1 are respectively connected to a twenty-fourth pin of the master control chip U2 and a twenty-fifth pin of the master control chip U2, the twenty-fourth pin of the master control chip U2 is grounded through the ninth capacitor C9, and the twenty-fifth pin of the master control chip U2 is grounded through the eighth capacitor C8.

[0016] As a preferred scheme, the brightness display module comprises a brightness indication light emitting diode D6, a positive electrode of the brightness indication light emitting diode D6 is connected to a sixteenth pin of the master control chip U2 through an eighteenth resistor R18, and a negative electrode of the brightness indication light emitting diode D6 is connected to a twenty-third pin of the master control chip U2.

[0017] The time display module comprises a time indication light emitting diode D2, a positive electrode of the time indication light emitting diode D2 is connected to a twelfth pin of the master control chip U2 through a ninth resistor R9, and a negative electrode of the time indication light emitting diode D2 is connected to a twenty-third pin of the master control chip U2.

[0018] The power display module comprises a plurality of power light emitting diodes, and the plurality of power light emitting diodes are used for displaying the power of the current battery.

[0019] The digital display module comprises a plurality of digital display light emitting diodes, and the plurality of digital display light emitting diodes are used for displaying the digital information, the time or the brightness of the LED light supplement lamp group.

[0020] In another aspect, the application also provides a cosmetic mirror comprising the light supplement lamp control circuit, comprising a lens, a shell and a key switch, the shell comprises a hand-held part and a mirror part, the lens is arranged on the mirror part, the LED light supplement lamp group is arranged around the lens, the display panel and the key switch are arranged on the hand-held part, the key switch corresponds to the key circuit, the shell is provided with a USB interface, and the USB interface corresponds to the power interface USB1.

[0021] As a preferred solution, a foot part is included, and a lower end of the foot part is rotatably connected to a lower end of the hand-held part.

[0022] As a preferred solution, the foot part comprises a first foot, a second foot and a connecting plate, the first foot and the second foot are rotatably connected to two sides of the lower end of the hand-held part respectively, the connecting plate is connected to one side of the first foot and the second foot away from the rotating end, and one side of the first foot and the second foot away from the rotating end extends in a direction away from each other.

[0023] The utility model discloses has obvious advantage and beneficial effect compared with prior art, specifically speaking, from the above technical scheme can know, it mainly is provided with power supply circuit, main control circuit, key circuit, battery, display panel and LED light supplement lamp group, the display panel includes electric quantity display module, brightness display module, time display module and digital display module, and it has following effects:

[0024] 1. The application can let the user when making up, the display screen can see the current time, avoid because making up delays time;

[0025] 2. The application shows battery power, can remind the user current power at any time, when the power is low, timely power supply, avoid the power is low and leads to the influence of making up in the middle of the way;

[0026] 3. The application displays the current light intensity as a percentage when adjusting the light intensity, and the light intensity is adjusted by long-pressing the on-off key, and the display screen displays the change in brightness percentage.

[0027] To make the structure characteristics and functions of the utility model clearer, the utility model will be described in detail in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is the circuit connection structure schematic diagram of the embodiment of the utility model;

[0029] Figure 2 It is the power supply circuit connection schematic diagram of the embodiment of the utility model;

[0030] Figure 3 is the main control circuit connection schematic diagram of the embodiment of the utility model;

[0031] Figure 4 is the first color adjusting circuit and the second color adjusting circuit connection schematic diagram of the embodiment of the utility model;

[0032] Figure 5 is the connection schematic diagram of the socket CN2 of the embodiment of the utility model;

[0033] Figure 6 is the connection schematic diagram of the electric quantity display module, the brightness display module, the time display module and the digital display module of the embodiment of the utility model;

[0034] Figure 7 is the connection schematic diagram of the key circuit of the embodiment of the utility model;

[0035] Figure 8 is the internal block diagram of the main control chip U2 of the embodiment of the utility model;

[0036] Figure 9 is the cosmetic mirror structure schematic diagram of the embodiment of the utility model;

[0037] Figure 10 is the another state structure schematic diagram of the cosmetic mirror of the embodiment of the utility model;

[0038] Figure 11 is the another view structure schematic diagram of the cosmetic mirror of the embodiment of the utility model.

[0039] Mark explanation:

[0040] 10, lens;

[0041] 20, shell body; 21, hand-held part; 22, mirror surface part;

[0042] 30, key switch;

[0043] 40, USB interface;

[0044] 50, leg part; 51, first leg; 52, second leg; 53, connecting plate. Specific implementation

[0045] In order to make the purpose of the utility model, technical scheme and advantage more clear and obvious, the utility model is further explained in detail below by combining with the drawings and implementation examples.It should be understood that the specific embodiments described here are only used to explain the utility model, and are not used to limit the utility model.

[0046] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements can also be present. The term "and / or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

[0047] Referring to Figures 1 to 11 The utility model discloses an embodiment provides a light supplementing lamp control circuit, including power supply circuit, main control circuit, button circuit, battery, display panel and LED light supplementing lamp group, power supply circuit is connected with battery, main control circuit respectively, battery is connected with a plurality of LED light supplementing lamp group, main control circuit is connected with button circuit, LED light supplementing lamp group and display panel respectively, display panel includes electric quantity display module, brightness display module, time display module and digital display module.

[0048] Preferably, the main control circuit includes a main control chip U2, the power supply circuit includes a power management chip U1, a power interface USB1 and a battery interface CN1, the power interface USB1 is connected with the power management chip U1, the main control chip U2 and the battery interface CN1 respectively, and the battery interface CN1 is connected with the battery.

[0049] The button circuit includes a first button switch K1, a second button switch K2, a third button switch K3 and a fourth button switch K4, and the main control chip U2 is connected with the first button switch K1, the second button switch K2, the third button switch K3 and the fourth button switch K4 respectively.

[0050] The main control chip U2 is connected with the LED light supplementing lamp group through a socket CN2.

[0051] Preferably, the master chip U2 comprises a 51F932B5 chip based on a 1T8051 core, the power management chip U1 comprises a 4056 charging management chip, the ground pin of the power management chip U1 is grounded, the power input end 5VIN of the power interface USB1 is connected with the B9 pin of the power interface USB1, the A9 pin of the power interface USB1, the fourth pin of the power management chip U1 and the eighth pin of the power management chip U1 respectively, the power input end 5VIN is grounded in sequence through the fourth resistor R4 and the fifth resistor R5, the seventh pin of the master chip U2 is connected between the fourth resistor R4 and the fifth resistor R5, the sixth pin of the power management chip U1 is connected with the eighth pin of the master chip U2, the power output end B+ of the power management chip U1 is connected with the fifth pin of the power management chip U1 and the battery interface CN1 respectively, the power output end B+ is connected with the second capacitor C2 and the third capacitor C3 in parallel respectively, the other ends of the second capacitor C2 and the third capacitor C3 are grounded, the second pin of the power management chip U1 is grounded through the sixth resistor, the power output end B+ is connected with the first pin of the master chip U2 through the seventh resistor R7, the first pin, the third pin and the ninth pin of the power management chip U1 are grounded.

[0052] The first key switch K1 is connected with the sixth pin of the master chip U2, the second key switch K2 is connected with the fourth pin of the master chip U2, the third key switch K3 is connected with the third pin of the master chip U2, and the third key switch K3 is connected with the fourth key switch K4.

[0053] The third pin of the socket CN2 is connected with the power output end B+, the second pin of the socket CN2 is connected with the tenth pin of the master chip U2 through the second color adjusting circuit, and the first pin of the socket CN2 is connected with the ninth pin of the master chip U2 through the first color adjusting circuit.

[0054] Preferably, the power input pin 5VIN is grounded in sequence through the third resistor and the first capacitor, the A5 pin of the power management chip U1 is grounded through the second resistor R2, and the B5 pin of the power management chip U1 is grounded through the first resistor R1.

[0055] Preferably, the first color adjusting circuit comprises a twelfth resistor R12, a thirteenth resistor R13 and a first switch tube Q1, the first pin of the socket CN2 is connected with the drain of the first switch tube Q1, the gate of the first switch tube Q1 is connected with the ninth pin of the master chip U2 through the twelfth resistor R12, the gate of the first switch tube Q1 is grounded through the thirteenth resistor R13, and the source of the first switch tube Q1 is grounded.

[0056] The second color matching circuit comprises a fourteenth resistor R14, a fifteenth resistor R15 and a second switch tube Q2, a second pin of the socket CN2 is connected to a drain connection of the second switch tube Q2, a gate of the second switch tube Q2 is connected to a twenty-fourth pin of the master control chip U2 through the fourteenth resistor R14, and the gate of the second switch tube Q2 is grounded through the fifteenth resistor R15, and a source of the second switch tube Q2 is grounded.

[0057] Preferably, the master control circuit comprises a crystal oscillator circuit, the crystal oscillator circuit comprises a crystal oscillator X1, an eighth capacitor C8 and a ninth capacitor C9, two ends of the crystal oscillator X1 are respectively connected to a twenty-fourth pin of the master control chip U2 and a twenty-fifth pin of the master control chip U2, the twenty-fourth pin of the master control chip U2 is grounded through the ninth capacitor C9, and the twenty-fifth pin of the master control chip U2 is grounded through the eighth capacitor C8; an external X1 input 32.768KHz crystal oscillator is matched with a capacitor.

[0058] Preferably, the brightness display module comprises a brightness indication light emitting diode D6, a positive electrode of the brightness indication light emitting diode D6 is connected to a sixteenth pin of the master control chip U2 through an eighteenth resistor R18, and a negative electrode of the brightness indication light emitting diode D6 is connected to a twenty-third pin of the master control chip U2.

[0059] The time display module comprises a time indication light emitting diode D2, a positive electrode of the time indication light emitting diode D2 is connected to a twelfth pin of the master control chip U2 through a ninth resistor R9, and a negative electrode of the time indication light emitting diode D2 is connected to the twenty-third pin of the master control chip U2.

[0060] The power display module comprises a plurality of power light emitting diodes, and the plurality of power light emitting diodes are used for displaying the power of the current battery; specifically, the power display module comprises a light emitting diode D1, a light emitting diode D3, a light emitting diode D4, a light emitting diode D5, a light emitting diode D7, a light emitting diode D8, a light emitting diode D9, a light emitting diode D10 and a light emitting diode D11, and negative electrodes of the light emitting diodes of the power display module are all connected to the twenty-third pin of the master control chip U2.

[0061] The anode of the light emitting diode D1 and the light emitting diode D11 is connected with the eleventh pin of the master control chip U2 through the eighth resistor R8, the anode of the light emitting diode D3 and the light emitting diode D9 is connected with the thirteenth pin of the master control chip U2 through the tenth resistor R10, the anode of the light emitting diode D4 and the light emitting diode D10 is connected with the fourteenth pin of the master control chip U2 through the eleventh resistor R11, the anode of the light emitting diode D5 is connected with the fifteenth pin of the master control chip U2 through the nineteenth resistor R19, and the anode of the light emitting diode D7 and the light emitting diode D8 is connected with the eighteenth pin of the master control chip U2 through the sixteenth resistor R16.

[0062] The digital display module comprises a plurality of digital display light emitting diodes, and the plurality of digital display light emitting diodes are used for displaying digital information or the brightness of the LED light supplementing lamp group.

[0063] The application further provides a cosmetic mirror comprising the light supplementing lamp control circuit, and further comprising a mirror 10, an outer shell 20 and a key switch 30, the outer shell 20 comprising a hand-held part 21 and a mirror part 22, the mirror 10 being arranged on the mirror part 22, the LED light supplementing lamp group being arranged around the mirror 10, the display panel and the key switch 30 being arranged on the hand-held part 21, the key switch 30 corresponding to the key circuit, and the shell being provided with a USB interface 40 corresponding to the power interface USB1.

[0064] Preferably, a supporting leg part 50 is arranged, and the lower end of the supporting leg part 50 is rotatably connected to the lower end of the hand-held part 21.

[0065] Preferably, the supporting leg part 50 comprises a first supporting leg 51, a second supporting leg 52 and a connecting plate, the first supporting leg 51 and the second supporting leg 52 are rotatably connected to the two sides of the lower end of the hand-held part 21 respectively, the connecting plate is connected to the side of the first supporting leg 51 and the second supporting leg 52 away from the rotating end, and the side of the first supporting leg 51 and the second supporting leg 52 away from the rotating end extends in a direction away from each other.

[0066] Working principle:

[0067] The power interface USB1 inputs DC5V, and the lithium battery connected with the battery interface CN1 is charged through the power management chip U, and the master control chip U2 and the light supplementing lamp group connected with the socket CN2 are provided with power sources respectively;

[0068] Time setting and calibration: long press K1 key 2 seconds to enter or exit time calibration mode; hour digital information starts to flash, at this time, press K2 key to accumulate time, when accumulated to 24 min directly to 00; short press K1 key to switch to minute display to start to flash, at this time, press K2 key to accumulate time, when accumulated to 60 min directly to 00; long press K2 minute or hour will continuously and quickly accumulate, which is convenient for quickly adjusting time; long press K1 key 2 seconds to exit calibration interface in clock setting and calibration mode; 3 seconds do not adjust time, automatically exit clock calibration mode;

[0069] Switching color temperature: short press K3 or K4 to switch color temperature, white light→yellow light→mixed light→shutdown→white light, in turn cycle, long press to start brightness stepless dimming, and can display corresponding brightness value on screen.

[0070] Main control chip U2 outputs LED drive (5com x 8seg) display: power indication, clock and light brightness value; and output PWM control connection socket CN2 light group.

[0071] The main control chip U2 / 51F932B5 chip is an 8-bit microcontroller based on 1T8051 core, under normal circumstances, the running speed is 10 times faster than the traditional 8051 chip, and the performance is more superior. Frequency: up to 27MHz. Built-in 8 / 16 / 32K flash program memory, the characteristics of repeated programming many times bring great convenience to user development. Not only retains the basic characteristics of traditional 8051 chip, but also integrates 12BitADC, LCD / LED drive, TouchKey, 16BitPWM, UART, RTC, low voltage detection (LVD) and other functional modules. Support IDLE, STOP and low-speed running three power saving modes to adapt to different power consumption requirements of application. Strong function and superior anti-interference performance make it can be widely used in various small household appliances, Bluetooth speakers, sports equipment, medical care, security and protection, power control, industrial control.

[0072] The above only describes the preferred embodiments of the present application, and does not limit the present application, any modification, equivalent replacement and improvement within the principles of the present application shall be included in the protection scope of the present application.

Claims

1. A supplemental light control circuit, characterized by: The application relates to a multifunctional LED light supplementing lamp, which comprises a power supply circuit, a main control circuit, a key circuit, a battery, a display panel and a LED light supplementing lamp group, wherein the power supply circuit is connected with the battery and the main control circuit respectively, the battery is connected with the LED light supplementing lamp group, the main control circuit is connected with the key circuit, the LED light supplementing lamp group and the display panel respectively, and the display panel comprises an electric quantity display module, a brightness display module, a time display module and a digital display module.

2. The supplemental light control circuit of claim 1, wherein: The main control circuit comprises a main control chip U2, the power supply circuit comprises a power management chip U1, a power supply interface USB1 and a battery interface CN1, the power supply interface USB1 is connected with the power management chip U1, the main control chip U2 and the battery interface CN1 respectively, and the battery interface CN1 is connected with the battery. The key circuit comprises a first key switch K1, a second key switch K2, a third key switch K3 and a fourth key switch K4, and the main control chip U2 is connected with the first key switch K1, the second key switch K2, the third key switch K3 and the fourth key switch K4 respectively. The main control chip U2 is connected with the LED light supplementing lamp group through a socket CN2.

3. The supplemental light control circuit of claim 2, wherein: The main control chip U2 comprises a 51F932B5 chip based on a 1T8051 core, the power management chip U1 comprises a 4056 charging management chip, a grounding pin of the power management chip U1 is grounded, a power input end 5VIN of the power supply interface USB1 is connected with a B9 pin of the power supply interface USB1, an A9 pin of the power supply interface USB1, a fourth pin of the power management chip U1 and an eighth pin of the power management chip U1 respectively, the power input end 5VIN is grounded in sequence through a fourth resistor R4 and a fifth resistor R5, a seventh pin of the main control chip U2 is connected between the fourth resistor R4 and the fifth resistor R5, a sixth pin of the power management chip U1 is connected with an eighth pin of the main control chip U2, a power output end B+ of the power management chip U1 is connected with a fifth pin of the power management chip U1 and the battery interface CN1 respectively, the power output end B+ is connected with a second capacitor C2 and a third capacitor C3 in parallel respectively, the other ends of the second capacitor C2 and the third capacitor C3 are grounded, a second pin of the power management chip U1 is grounded through a sixth resistor, and the power output end B+ is connected with a first pin of the main control chip U2 through a seventh resistor R7. The first key switch K1 is connected with a sixth pin of the main control chip U2, the second key switch K2 is connected with a fourth pin of the main control chip U2, the third key switch K3 is connected with a third pin of the main control chip U2, and the third key switch K3 is connected with the fourth key switch K4. The third pin of the socket CN2 is connected with the power output end B+, the second pin of the socket CN2 is connected with the tenth pin of the main control chip U2 through the second color adjusting circuit, and the first pin of the socket CN2 is connected with the ninth pin of the main control chip U2 through the first color adjusting circuit.

4. The supplemental light control circuit of claim 3, wherein: The power input pin 5VIN is connected with the ground in sequence through the third resistor and the first capacitor, the A5 pin of the power management chip U1 is connected with the ground through the second resistor R2, and the B5 pin of the power management chip U1 is connected with the ground through the first resistor R1.

5. The supplemental light control circuit of claim 3, wherein: The first color adjusting circuit comprises the twelfth resistor R12, the thirteenth resistor R13 and the first switch tube Q1, the first pin of the socket CN2 is connected with the drain connection of the first switch tube Q1, the gate of the first switch tube Q1 is connected with the ninth pin of the main control chip U2 through the twelfth resistor R12, the gate of the first switch tube Q1 is connected with the ground through the thirteenth resistor R13, and the source of the first switch tube Q1 is connected with the ground. The second color adjusting circuit comprises the fourteenth resistor R14, the fifteenth resistor R15 and the second switch tube Q2, the second pin of the socket CN2 is connected with the drain connection of the second switch tube Q2, the gate of the second switch tube Q2 is connected with the tenth pin of the main control chip U2 through the fourteenth resistor R14, the gate of the second switch tube Q2 is connected with the ground through the fifteenth resistor R15, and the source of the second switch tube Q2 is connected with the ground.

6. The supplemental light control circuit of claim 3, wherein: The main control circuit comprises a crystal oscillator circuit, the crystal oscillator circuit comprises the crystal oscillator X1, the eighth capacitor C8 and the ninth capacitor C9, the two ends of the crystal oscillator X1 are connected with the twenty-fourth pin of the main control chip U2 and the twenty-fifth pin of the main control chip U2 respectively, the twenty-fourth pin of the main control chip U2 is connected with the ground through the ninth capacitor C9, and the twenty-fifth pin of the main control chip U2 is connected with the ground through the eighth capacitor C8.

7. The supplemental light control circuit of claim 3, wherein: The brightness display module comprises a brightness indication light emitting diode D6, the anode of the brightness indication light emitting diode D6 is connected with the sixteenth pin of the main control chip U2 through the eighteenth resistor R18, and the cathode of the brightness indication light emitting diode D6 is connected with the twenty-third pin of the main control chip U2. The time display module comprises a time indication light emitting diode D2, the anode of the time indication light emitting diode D2 is connected with the twelfth pin of the main control chip U2 through the ninth resistor R9, and the cathode of the time indication light emitting diode D2 is connected with the twenty-third pin of the main control chip U2. The electric quantity display module comprises a plurality of electric quantity light emitting diodes, and the plurality of electric quantity light emitting diodes are used for displaying the current electric quantity of the battery. The digital display module comprises a plurality of digital display light emitting diodes, and the plurality of digital display light emitting diodes are used for displaying the digital information, the time or the brightness of the LED light supplement lamp group.

8. A cosmetic mirror comprising the light supplement lamp control circuit of any of claims 1-7, characterized in that: The application relates to a handheld mirror with LED light, which comprises a lens (10), an outer shell (20) and a key switch (30), wherein the outer shell (20) comprises a handheld part (21) and a mirror part (22), the lens (10) is arranged on the mirror part (22), a LED light group is arranged around the lens (10), a display panel and the key switch (30) are arranged on the handheld part (21), the key switch (30) corresponds to a key circuit, a USB interface (40) is arranged on the outer shell (20), and the USB interface (40) corresponds to a power interface USB1.

9. A cosmetic mirror according to claim 8, wherein: The handheld mirror with LED light further comprises a supporting leg part (50), and the lower end of the supporting leg part (50) is rotationally connected to the lower end of the handheld part (21).

10. A cosmetic mirror according to claim 9, wherein: The supporting leg part (50) comprises a first supporting leg (51), a second supporting leg (52) and a connecting plate (53), the first supporting leg (51) and the second supporting leg (52) are respectively rotationally connected to the two sides of the lower end of the handheld part (21), the connecting plate (53) is connected to the side, away from the rotation end, of the first supporting leg (51) and the second supporting leg (52), and the side, away from the rotation end, of the first supporting leg (51) and the second supporting leg (52) respectively extends in a direction away from each other.

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