Intelligent door lock mainboard with AI dynamic screen touch function

Abstract

The utility model discloses a kind of intelligent door lock mainboards with AI nimble screen touch function, including pcb board, the pcb board is equipped with main control module, the main control module is equipped with AI module for use with main control module, the main control module is also equipped with power module, LCD touch screen module, the output end of the power module is electrically connected with the power input end of main control module, the power input end of AI module and the power input end of LCD touch module respectively, the data interaction end of the main control module is electrically connected with the data interaction end of AI module, the signal interaction end of the AI module is electrically connected with the signal interaction end of LCD touch screen module. The utility model overcomes the problem of lower intelligent degree of traditional intelligent door lock system. The utility model has the advantages of high intelligent degree, efficient instruction transmission and fast response speed.

Description

Technical Field

[0001] This utility model relates to the field of smart door lock devices, and more specifically, to a smart door lock motherboard with AI dynamic screen touch control function. Background Technology

[0002] Currently, a smart door lock system has been published on the Chinese patent website (publication number: CN206667963U). It includes a communication module connected to a microcontroller module, which in turn connects to a storage module, a power module, a bolt control module, a normally closed relay for controlling the switching of household appliances, a PM2.5 particle detection sensor fixed to the door panel, and an alarm light. The contact switch of the normally closed relay is connected in series in the power supply circuit of the household appliances. The bolt control module is connected to the bolt drive mechanism. It also includes a mobile terminal with a door lock control APP installed. The APP connects to the communication module via a wireless network. This smart door lock system features remote control via an app, offers both fingerprint and password unlocking methods for convenience, and incorporates multiple anti-theft protections to ensure user safety. Furthermore, the system includes smog detection and power-off protection after deadbolt locking, saving energy.

[0003] Although the aforementioned door lock device has advantages such as smog detection, power-off protection after deadbolt locking, and energy saving, the smart door lock system does not have an AI module, resulting in a low level of intelligence. Utility Model Content

[0004] In order to overcome the problem of low intelligence level in traditional smart door lock systems, this utility model provides a smart door lock motherboard with AI-assisted computing function and AI dynamic screen touch function.

[0005] This utility model discloses a smart door lock motherboard with AI-enabled touchscreen functionality, comprising a PCB board. A main control module is mounted on the PCB board, and an AI module for use in conjunction with the main control module is mounted next to it. A power module and an LCD touchscreen module are also mounted next to the main control module. The output terminal of the power module is electrically connected to the power input terminals of the main control module, the AI ​​module, and the LCD touchscreen module, respectively. The data interaction terminal of the main control module is electrically connected to the data interaction terminal of the AI ​​module, and the signal interaction terminal of the AI ​​module is electrically connected to the signal interaction terminal of the LCD touchscreen module.

[0006] Preferably, the power module includes an interface module and a voltage regulator module. The output terminal of the interface module is electrically connected to the input terminal of the voltage regulator module, and the output terminal of the voltage regulator module is electrically connected to the power input terminal of the main control module and the power input terminal of the identification component, respectively.

[0007] Preferably, the interface module includes a USB interface J4, a serial port interface J10, pads T12, T13, T14, T15, T19, and T20, bidirectional diodes T1, T2, and T3, diode D24, diode D33, transistor Q4, resistors R34, R35, R36, R37, R40, R44, and R102, and capacitors C30 and C31. Pin 1 of the USB interface J4... The pins are electrically connected to pin 2 of USB interface J4, one end of bidirectional diode T1, one end of capacitor C30, one end of capacitor C31, the anode of diode D24, the base of transistor Q4, and one end of resistor R44, respectively. The other end of bidirectional diode T1 is electrically connected to one end of bidirectional diode T2 and one end of bidirectional diode T3, respectively. The other end of bidirectional diode T1 is grounded. The other end of bidirectional diode T2 is electrically connected to pin 3 of USB interface J4 and one end of resistor R36, respectively.

[0008] Preferably, the voltage regulator module includes a power supply chip U15, a voltage regulator chip U5, a light-emitting diode LED1, inductors L1, L2, L3, FB2, resistors R26, R27, R30, R31, R33, R43, R58, R67, R68, R69, R70, R72, R108, and capacitors C42, C43, C63, C68, C69, C71, C72, C73, C74, C76, C77, C78, ​​C79, C80, C81, C92, and C94. The capacitor C96, pin 1 of the power chip U15 is electrically connected to one end of capacitor C75, the other end of capacitor C75 is electrically connected to pin 20 of power chip U15 and one end of inductor L1, pin 21 of power chip U15 is grounded, the other end of inductor L1 is electrically connected to one end of resistor R31, one end of capacitor C77, one end of capacitor C78, ​​one end of capacitor C76, one end of resistor R43, one end of resistor R33 and the negative terminal of diode D33, the other end of resistor R31 is electrically connected to one end of resistor R32, pin 2 of power chip U15 and the other end of capacitor C77, the other end of resistor R32 is grounded. The other end of capacitor C78 is grounded, the other end of capacitor C76 is grounded, the other end of resistor R43 is electrically connected to the positive terminal of LED1, the negative terminal of LED1 is grounded, the other end of resistor R33 is grounded, pin 3 of power chip U15 is grounded, pin 4 of power chip U15 is electrically connected to one end of inductor L3, the other end of inductor L3 is electrically connected to one end of R29, one end of capacitor C80, and one end of capacitor C79, respectively, the other end of R29 is electrically connected to one end of resistor R30, one end of resistor R67, pin 6 of power chip U15, and the other end of capacitor C80, respectively. The other end of resistor R30 is grounded, the other end of capacitor C79 is grounded, pin 5 of power chip U15 is electrically connected to one end of capacitor C92, the other end of capacitor C92 is grounded, the other end of resistor R67 is electrically connected to one end of capacitor C94 and one end of resistor R58 respectively, the other end of capacitor C94 is grounded, pin 7 of power chip U15 is electrically connected to one end of capacitor C96 and one end of resistor R72 respectively, the other end of resistor R72 is electrically connected to the negative terminal of diode D33, the other end of capacitor C96 is grounded, and pin 8 of power chip U15 is electrically connected to one end of resistor R68 and one end of resistor R70 respectively.The other end of resistor R70 is electrically connected to pin 9 of power chip U15 and one end of capacitor C73. The other end of capacitor C73 is electrically connected to the other end of resistor R68, and the other end of resistor R68 is grounded. Pin 10 of power chip U15 is electrically connected to one end of capacitor C74 and one end of resistor R69, and the other end of capacitor C74 is grounded. Pin 13 of power chip U15 is electrically connected to one end of resistor R27, one end of resistor R28, and one end of capacitor C81. Pin 15 of power chip U15 is electrically connected to capacitor C7... One end of resistor R1 and one end of inductor L2 are electrically connected. The other end of capacitor C71 is electrically connected to pin 14 of power supply chip U15. The other end of resistor R27 is electrically connected to the other end of inductor L2, the other end of capacitor C81, one end of capacitor C72, and one end of inductor FB2. The other end of resistor R28 is electrically connected to the other end of capacitor C72. The other end of resistor R28 is grounded. The other end of inductor FB2 is electrically connected to pin 1 of voltage regulator chip U5, one end of capacitor C63, and one end of capacitor C43. Pin 16 of power supply chip U15 is electrically connected to... One end of resistor R26 is electrically connected to pin 19 of power supply chip U15 and the negative terminal of diode D24. The other end of resistor R26 is electrically connected to pins 17 and 18 of power supply chip U15. One end of capacitor C68 is electrically connected to one end of capacitor C69, and one end of capacitor C68 is grounded. The other end of capacitor C68 is electrically connected to the other end of capacitor C69 and the negative terminal of diode D24. Pin 2 of voltage regulator chip U5 is electrically connected to the other ends of capacitors C63 and C43. The other end of capacitor C63... The other end is grounded. Pin 3 of the voltage regulator chip U5 is electrically connected to one end of resistor R108. The other end of resistor R108 is electrically connected to one end of capacitor C42, pin 4 of voltage regulator chip U5, and the negative terminal of diode D33. One end of capacitor C42 is grounded. Pin 1 of serial port interface J10 is grounded. Pin 2 of serial port interface J10 is electrically connected to one end of resistor R40 and one end of resistor R108. The other end of resistor R108 is electrically connected to the negative terminal of diode D33. Pin 3 of serial port interface J10 is electrically connected to one end of resistor R34.

[0009] Preferably, the main control module includes a main control chip U1, crystal oscillator Y1, crystal oscillator Y2, diode D13, resistor R1, resistor R2, resistor R98, capacitor C1, capacitor C2, capacitor C3, capacitor C5, capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, capacitor C12, capacitor C36 and capacitor C51.

[0010] Preferably, pin 2 of the main control chip U1 is electrically connected to one end of capacitor C8; pin 3 of the main control chip U1 is electrically connected to one end of capacitor C9 and one end of resistor R2; the other end of capacitor C8 is electrically connected to the other end of capacitor C9, and the other end of capacitor C9 is grounded; pin 4 of the main control chip U1 is electrically connected to the cathode of diode D13, one end of capacitor C36, and one end of capacitor C51; the anode of diode D13 is electrically connected to one end of capacitor C8; the other end of capacitor C36 is electrically connected to the other end of capacitor C51, and the other end of capacitor C51 is grounded; pin 5 of the main control chip U1 is electrically connected to one end of capacitor C6 and one end of crystal oscillator Y2; the other end of crystal oscillator Y2 is electrically connected to the main control chip U1... Pin 6 of chip U1 is electrically connected to one end of capacitor C7. The other end of capacitor C6 is electrically connected to the other end of capacitor C7. The other end of capacitor C6 is grounded. Pin 10 of the main control chip U1 is electrically connected to one end of capacitor C10. The other end of capacitor C10 is grounded. Pin 13 of the main control chip U1 is grounded. Pin 14 of the main control chip U1 is electrically connected to one end of capacitor C12 and pin 1 of crystal oscillator Y1. The other end of capacitor C12 is electrically connected to pin 4 of crystal oscillator Y1. The other end of capacitor C12 is grounded. Pin 2 of crystal oscillator Y1 is electrically connected to one end of capacitor C5. The other end of capacitor C5 is grounded. One end of capacitor C5 is electrically connected to pin 3 of crystal oscillator Y1 and pin 15 of the main control chip U1.

[0011] Preferably, the AI ​​module includes an AI chip U3, a step-down chip U13, a touchscreen LCD2, a microphone interface J2, a speaker interface J5, a serial chip UA1, MOSFETs Q2, Q5, and Q20, a crystal oscillator Y3, an LED interface J11, a diode D29, a Zener diode D15, D18, D30, D35, and D37, a bidirectional diode D23, D25, D27, D28, a bidirectional diode T4, and a bidirectional diode T5. Bidirectional diode T6, bidirectional diode T7, bidirectional diode T8, resistor R9, resistor R10, resistor R11, resistor R15, resistor R16, resistor R17, resistor R20, resistor R21, resistor R23, resistor R39, resistor R41, resistor R42, resistor R45, resistor R46, resistor R47, resistor R49, resistor R50, resistor R51, resistor R53, resistor R56, resistor R63, resistor R73, resistor R75, resistor R78, resistor R80, resistor R81, resistor R82, resistor R83, resistor R84, and so on. Resistors R85, R88, R89, R90, R103, R114, C14, C19, C20, C21, C22, C23, C29, C38, C40, C41, C44, C45, C47, C48, C50, C52, C53, C54, C55, C61, C62, C67, C82, C83, C84, C85, C86. Capacitors C87, C88, C98, C99, C100, C101, C103, C105, C109, CE1, CE2, CE3, CE4, CE5, pads TP1, TP2, TP3, TP4, TP5, TP7, TP8, TP9, TP10, TP11, TP12, TP13, TP14, TP15, TP19, TP20, TP21.

[0012] Preferably, the LCD touchscreen module includes a touchscreen LCD2, MOSFETs Q9 and Q20, transistor Q1, resistors R39, R42, and R114, capacitors C23, C29, C98, C103, C105, and C106, bidirectional diodes T4, T5, T6, T7, and T8. Pin 1 of the AI ​​chip U3 is electrically connected to pin 16 of the touchscreen LCD2, pin 2 of the AI ​​chip U3 is electrically connected to pin 17 of the touchscreen LCD2, and pin 3 of the AI ​​chip U3 is electrically connected to pin 6 of the touchscreen LCD2. Pin 85 of AI chip U3 is electrically connected to pin 10 of touchscreen LCD2. Pin 86 of AI chip U3 is electrically connected to pin 11 of touchscreen LCD2. Pin 87 of AI chip U3 is electrically connected to pin 13 of touchscreen LCD2. Pin 88 of AI chip U3 is electrically connected to pin 14 of touchscreen LCD2. Pin 75 of AI chip U3 is electrically connected to the base of transistor Q1. The emitter of transistor Q1 is grounded. The collector of transistor Q1 is electrically connected to one end of resistor R39 and pin 1 of MOSFET. The other end of resistor R39 is electrically connected to one end of capacitor C23 and pin 2 of MOSFET Q9. The capacitor C23 is grounded, and pin 3 of the MOSFET Q9 is electrically connected to one end of capacitor C29, pin 1, pin 4, pin 5 of touchscreen LCD2, and one end of capacitor C106. The other end of capacitor C29 and capacitor C106 are grounded. Pin 2 of the MOSFET Q20 is grounded, and pin 1 of the MOSFET Q20 is electrically connected to one end of resistor R114 and pin 6 of AI chip U3. The other end of resistor R114 is grounded. The other end of resistor R42 is electrically connected to pins 2 and 3 of touchscreen LCD2. Pins 9, 12, 15, 18, 21, 24, and 30 of LCD2 are grounded. Pin 25 of the touchscreen LCD2 is electrically connected to the positive terminal of diode D13. One end of bidirectional diode T4 is electrically connected to one end of capacitor C98 and pin 25 of touchscreen LCD2. The other end of capacitor C98 is grounded. One end of bidirectional diode T5 is electrically connected to pin 26 of touchscreen LCD2. One end of bidirectional diode T6 is electrically connected to pin 27 of touchscreen LCD2. One end of bidirectional diode T7 is electrically connected to pin 28 of touchscreen LCD2. One end of bidirectional diode T8 is electrically connected to pin 29 of touchscreen LCD2.

[0013] The main control chip U1 can be of model MCU_QFN28, the AI ​​chip U3 can be of model SV830C, and the power supply chip U15 can be of model IR2127.

[0014] This invention has the following advantages: high level of intelligence, efficient command transmission, and fast response speed. Attached Figure Description

[0015] Appendix Figure 1 This is a circuit diagram of the interface module of the power module of this utility model.

[0016] Appendix Figure 2 This is a circuit diagram of the voltage regulator module of the power supply module of this utility model.

[0017] Appendix Figure 3 This is the circuit diagram of the main control module of this utility model.

[0018] Appendix Figure 4 This is a circuit diagram of the AI ​​module of this utility model.

[0019] Appendix Figure 5 This is a circuit diagram of the LCD touch screen module of this utility model. Detailed Implementation

[0020] The technical solution of this utility model will be further described in detail below through embodiments and in conjunction with the accompanying drawings.

[0021] Example: According to the appendix Figure 1 Appendix Figure 2 Appendix Figure 3 Appendix Figure 4 and attached Figure 5 To further illustrate this utility model, an example of a smart door lock motherboard with AI-enabled touchscreen functionality includes a PCB board. A main control module is mounted on the PCB board, and an AI module that works in conjunction with the main control module is located next to it. A power module and an LCD touchscreen module are also located next to the main control module. The output terminal of the power module is electrically connected to the power input terminals of the main control module, the AI ​​module, and the LCD touchscreen module, respectively. The data interaction terminal of the main control module is electrically connected to the data interaction terminal of the AI ​​module, and the signal interaction terminal of the AI ​​module is electrically connected to the signal interaction terminal of the LCD touchscreen module.

[0022] The power module includes an interface module and a voltage regulator module. The output terminal of the interface module is electrically connected to the input terminal of the voltage regulator module, and the output terminal of the voltage regulator module is electrically connected to the power input terminal of the main control module and the power input terminal of the identification component, respectively.

[0023] The interface module includes a USB interface J4, a serial port interface J10, pads T12, T13, T14, T15, T19, and T20, bidirectional diodes T1, T2, and T3, diode D24, diode D33, transistor Q4, resistors R34, R35, R36, R37, R40, R44, and R102, and capacitors C30 and C31. Pin 1 of the USB interface J4 is respectively... The bidirectional diode T1 is electrically connected to pin 2 of the USB interface J4, one end of the bidirectional diode T1, one end of the capacitor C30, one end of the capacitor C31, the anode of the diode D24, the base of the transistor Q4, and one end of the resistor R44. The other end of the bidirectional diode T1 is electrically connected to one end of the bidirectional diode T2 and one end of the bidirectional diode T3, respectively. The other end of the bidirectional diode T1 is grounded. The other end of the bidirectional diode T2 is electrically connected to pin 3 of the USB interface J4 and one end of the resistor R36, respectively.

[0024] The voltage regulator module includes a power supply chip U15, a voltage regulator chip U5, an LED1, inductors L1, L2, L3, FB2, resistors R26, R27, R30, R31, R33, R43, R58, R67, R68, R69, R70, R72, R108, and capacitors C42, C43, C63, C68, C69, C71, C72, C73, C74, C76, C77, C78, ​​C79, C80, C81, C92, C94, and C96. Pin 1 of U15 is electrically connected to one end of capacitor C75. The other end of capacitor C75 is electrically connected to pin 20 of power chip U15 and one end of inductor L1. Pin 21 of power chip U15 is grounded. The other end of inductor L1 is electrically connected to one end of resistor R31, one end of capacitor C77, one end of capacitor C78, ​​one end of capacitor C76, one end of resistor R43, one end of resistor R33, and the negative terminal of diode D33. The other end of resistor R31 is electrically connected to one end of resistor R32, pin 2 of power chip U15, and the other end of capacitor C77. The other end of resistor R32 is grounded. The other end of capacitor C78 is grounded. The other end of the resistor R43 is grounded. The other end of the resistor R43 is electrically connected to the positive terminal of the LED1. The negative terminal of the LED1 is grounded. The other end of the resistor R33 is grounded. Pin 3 of the power chip U15 is grounded. Pin 4 of the power chip U15 is electrically connected to one end of the inductor L3. The other end of the inductor L3 is electrically connected to one end of R29, one end of capacitor C80, and one end of capacitor C79. The other end of R29 is electrically connected to one end of resistor R30, one end of resistor R67, pin 6 of the power chip U15, and the other end of capacitor C80. The other end of resistor R30 is grounded. The other end of capacitor C79 is grounded. Pin 5 of chip U15 is electrically connected to one end of capacitor C92, the other end of which is grounded. The other end of resistor R67 is electrically connected to one end of capacitor C94 and one end of resistor R58, respectively. The other end of capacitor C94 is grounded. Pin 7 of power chip U15 is electrically connected to one end of capacitor C96 and one end of resistor R72, respectively. The other end of resistor R72 is electrically connected to the negative terminal of diode D33. The other end of capacitor C96 is grounded. Pin 8 of power chip U15 is electrically connected to one end of resistor R68 and one end of resistor R70, respectively. The other end of resistor R70 is electrically connected to pin 9 of power chip U15 and one end of capacitor C73, respectively.The other end of capacitor C73 is electrically connected to the other end of resistor R68, and the other end of resistor R68 is grounded. Pin 10 of power chip U15 is electrically connected to one end of capacitor C74 and one end of resistor R69, respectively. The other end of capacitor C74 is grounded. Pin 13 of power chip U15 is electrically connected to one end of resistor R27, one end of resistor R28, and one end of capacitor C81, respectively. Pin 15 of power chip U15 is electrically connected to one end of capacitor C71 and one end of inductor L2, respectively. The other end of capacitor C71 is connected to the power chip... Pin 14 of U15 is electrically connected. The other end of resistor R27 is electrically connected to the other end of inductor L2, the other end of capacitor C81, one end of capacitor C72, and one end of inductor FB2. The other end of resistor R28 is electrically connected to the other end of capacitor C72, and the other end of resistor R28 is grounded. The other end of inductor FB2 is electrically connected to pin 1 of voltage regulator chip U5, one end of capacitor C63, and one end of capacitor C43. Pin 16 of power supply chip U15 is connected to one end of resistor R26 and pin 19 of power supply chip U15. The resistor R26 is electrically connected to the negative terminal of diode D24. The other end of resistor R26 is electrically connected to pin 17 and pin 18 of power supply chip U15. One end of capacitor C68 is electrically connected to one end of capacitor C69, and one end of capacitor C68 is grounded. The other end of capacitor C68 is electrically connected to the other end of capacitor C69 and the negative terminal of diode D24. Pin 2 of voltage regulator chip U5 is electrically connected to the other ends of capacitors C63 and C43, and the other end of capacitor C63 is grounded. Pin 3 of voltage regulator chip U5 is electrically connected to one end of resistor R108. The other end of resistor R108 is electrically connected to one end of capacitor C42, pin 4 of voltage regulator chip U5, and the negative terminal of diode D33. One end of capacitor C42 is grounded. Pin 1 of serial port interface J10 is grounded. Pin 2 of serial port interface J10 is electrically connected to one end of resistor R40 and one end of resistor R108. The other end of resistor R108 is electrically connected to the negative terminal of diode D33. Pin 3 of serial port interface J10 is electrically connected to one end of resistor R34.

[0025] The main control module includes a main control chip U1, crystal oscillator Y1, crystal oscillator Y2, diode D13, resistors R1, R2, R98, capacitors C1, C2, C3, C5, C6, C7, C8, C9, C10, C12, C36, and C51.

[0026] Pin 2 of the main control chip U1 is electrically connected to one end of capacitor C8. Pin 3 of the main control chip U1 is electrically connected to one end of capacitor C9 and one end of resistor R2. The other end of capacitor C8 is electrically connected to the other end of capacitor C9, and the other end of capacitor C9 is grounded. Pin 4 of the main control chip U1 is electrically connected to the cathode of diode D13, one end of capacitor C36, and one end of capacitor C51. The anode of diode D13 is electrically connected to one end of capacitor C8. The other end of capacitor C36 is electrically connected to the other end of capacitor C51, and the other end of capacitor C51 is grounded. Pin 5 of the main control chip U1 is electrically connected to one end of capacitor C6 and one end of crystal oscillator Y2. The other end of crystal oscillator Y2 is electrically connected to the main control chip U1. Pin 6 of the main control chip U1 is electrically connected to one end of capacitor C7. The other end of capacitor C6 is electrically connected to the other end of capacitor C7. The other end of capacitor C6 is grounded. Pin 10 of the main control chip U1 is electrically connected to one end of capacitor C10. The other end of capacitor C10 is grounded. Pin 13 of the main control chip U1 is grounded. Pin 14 of the main control chip U1 is electrically connected to one end of capacitor C12 and pin 1 of crystal oscillator Y1. The other end of capacitor C12 is electrically connected to pin 4 of crystal oscillator Y1. The other end of capacitor C12 is grounded. Pin 2 of crystal oscillator Y1 is electrically connected to one end of capacitor C5. The other end of capacitor C5 is grounded. One end of capacitor C5 is electrically connected to pin 3 of crystal oscillator Y1 and pin 15 of main control chip U1.

[0027] The AI ​​module includes an AI chip U3, a step-down chip U13, a touchscreen LCD2, a microphone interface J2, a speaker interface J5, a serial chip UA1, MOSFETs Q2, Q5, and Q20, a crystal oscillator Y3, an LED interface J11, a diode D29, a Zener diode D15, D18, D30, D35, and D37, a bidirectional diode D23, D25, D27, D28, a bidirectional diode T4, and a bidirectional diode T5. Diode T6, Bidirectional Diode T7, Bidirectional Diode T8, Resistors R9, R10, R11, R15, R16, R17, R20, R21, R23, R39, R41, R42, R45, R46, R47, R49, R50, R51, R53, R56, R63, R73, R75, R78, R80, R81, R82, R83, R84, R8 5. Resistors R88, R89, R90, R103, R114; Capacitors C14, C19, C20, C21, C22, C23, C29, C38, C40, C41, C44, C45, C47, C48, C50, C52, C53, C54, C55, C61, C62, C67, C82, C83, C84, C85, C86; Capacitors... C87, Capacitor C88, Capacitor C98, Capacitor C99, Capacitor C100, Capacitor C101, Capacitor C103, Capacitor C105, Capacitor C109, Capacitor CE1, Capacitor CE2, Capacitor CE3, Capacitor CE4, Capacitor CE5, Pad TP1, Pad TP2, Pad TP3, Pad TP4, Pad TP5, Pad TP7, Pad TP8, Pad TP9, Pad TP10, Pad TP11, Pad TP12, Pad TP13, Pad TP14, Pad TP15, Pad TP19, Pad TP20, Pad TP21.

[0028] The LCD touchscreen module includes a touchscreen LCD2, MOSFETs Q9 and Q20, transistor Q1, resistors R39, R42, and R114, capacitors C23, C29, C98, C103, C105, and C106, bidirectional diodes T4, T5, T6, T7, and T8. Pin 1 of the AI ​​chip U3 is electrically connected to pin 16 of the touchscreen LCD2, pin 2 of the AI ​​chip U3 is electrically connected to pin 17 of the touchscreen LCD2, and pin 3 of the AI ​​chip U3 is electrically connected to pin 6 of the touchscreen LCD2. Pin 85 of AI chip U3 is electrically connected to pin 10 of touchscreen LCD2. Pin 86 of AI chip U3 is electrically connected to pin 11 of touchscreen LCD2. Pin 87 of AI chip U3 is electrically connected to pin 13 of touchscreen LCD2. Pin 88 of AI chip U3 is electrically connected to pin 14 of touchscreen LCD2. Pin 75 of AI chip U3 is electrically connected to the base of transistor Q1. The emitter of transistor Q1 is grounded. The collector of transistor Q1 is electrically connected to one end of resistor R39 and pin 1 of MOSFET. The other end of resistor R39 is electrically connected to one end of capacitor C23 and pin 2 of MOSFET Q9. The other end of capacitor C23 is grounded. Pin 3 of MOSFET Q9 is electrically connected to one end of capacitor C29, pin 1, pin 4, pin 5 of touchscreen LCD2, and one end of capacitor C106. The other end of capacitor C29 and capacitor C106 are grounded. Pin 2 of MOSFET Q20 is grounded. Pin 1 of MOSFET Q20 is electrically connected to one end of resistor R114 and pin 6 of AI chip U3. The other end of resistor R114 is grounded. The other end of resistor R42 is electrically connected to pins 2 and 3 of touchscreen LCD2. The touchscreen LC... Pins 9, 12, 15, 18, 21, 24, and 30 of diode D2 are grounded. Pin 25 of the touchscreen LCD2 is electrically connected to the positive terminal of diode D13. One end of bidirectional diode T4 is electrically connected to one end of capacitor C98 and pin 25 of touchscreen LCD2. The other end of capacitor C98 is grounded. One end of bidirectional diode T5 is electrically connected to pin 26 of touchscreen LCD2. One end of bidirectional diode T6 is electrically connected to pin 27 of touchscreen LCD2. One end of bidirectional diode T7 is electrically connected to pin 28 of touchscreen LCD2. One end of bidirectional diode T8 is electrically connected to pin 29 of touchscreen LCD2.

[0029] The above description is only a specific embodiment of the present utility model, but the structural features of the present utility model are not limited thereto. Any changes or modifications made by those skilled in the art within the scope of the present utility model are covered by the patent scope of the present utility model.

Claims

1. A smart door lock motherboard with AI-powered touchscreen control, comprising a PCB board, wherein the PCB board is equipped with a main control module, characterized in that... Next to the main control module is an AI module that works in conjunction with the main control module. Next to the main control module are also a power module and an LCD touch screen module. The output terminal of the power module is electrically connected to the power input terminal of the main control module, the power input terminal of the AI ​​module, and the power input terminal of the LCD touch screen module, respectively. The data interaction terminal of the main control module is electrically connected to the data interaction terminal of the AI ​​module, and the signal interaction terminal of the AI ​​module is electrically connected to the signal interaction terminal of the LCD touch screen module.

2. The smart door lock motherboard with AI dynamic screen touch function according to claim 1, characterized in that, The power module includes an interface module and a voltage regulator module. The output terminal of the interface module is electrically connected to the input terminal of the voltage regulator module, and the output terminal of the voltage regulator module is electrically connected to the power input terminal of the main control module and the power input terminal of the identification component, respectively.

3. A smart door lock motherboard with AI-powered touchscreen control as described in claim 2, characterized in that, The interface module includes a USB interface J4, a serial port interface J10, pads T12, T13, T14, T15, T19, and T20, bidirectional diodes T1, T2, and T3, diode D24, diode D33, transistor Q4, resistors R34, R35, R36, R37, R40, R44, and R102, and capacitors C30 and C31. Pin 1 of the USB interface J4 is respectively... The bidirectional diode T1 is electrically connected to pin 2 of the USB interface J4, one end of the bidirectional diode T1, one end of the capacitor C30, one end of the capacitor C31, the anode of the diode D24, the base of the transistor Q4, and one end of the resistor R44. The other end of the bidirectional diode T1 is electrically connected to one end of the bidirectional diode T2 and one end of the bidirectional diode T3, respectively. The other end of the bidirectional diode T1 is grounded. The other end of the bidirectional diode T2 is electrically connected to pin 3 of the USB interface J4 and one end of the resistor R36, respectively.

4. A smart door lock motherboard with AI-powered touchscreen control as described in claim 3, characterized in that, The voltage regulator module includes a power supply chip U15, a voltage regulator chip U5, an LED1, inductors L1, L2, L3, FB2, resistors R26, R27, R30, R31, R33, R43, R58, R67, R68, R69, R70, R72, R108, and capacitors C42, C43, C63, C68, C69, C71, C72, C73, C74, C76, C77, C78, ​​C79, C80, C81, C92, C94, and C96. Pin 1 of U15 is electrically connected to one end of capacitor C75. The other end of capacitor C75 is electrically connected to pin 20 of power chip U15 and one end of inductor L1. Pin 21 of power chip U15 is grounded. The other end of inductor L1 is electrically connected to one end of resistor R31, one end of capacitor C77, one end of capacitor C78, ​​one end of capacitor C76, one end of resistor R43, one end of resistor R33, and the negative terminal of diode D33. The other end of resistor R31 is electrically connected to one end of resistor R32, pin 2 of power chip U15, and the other end of capacitor C77. The other end of resistor R32 is grounded. The other end of capacitor C78 is grounded. The other end of the resistor R43 is grounded. The other end of the resistor R43 is electrically connected to the positive terminal of the LED1. The negative terminal of the LED1 is grounded. The other end of the resistor R33 is grounded. Pin 3 of the power chip U15 is grounded. Pin 4 of the power chip U15 is electrically connected to one end of the inductor L3. The other end of the inductor L3 is electrically connected to one end of R29, one end of capacitor C80, and one end of capacitor C79. The other end of R29 is electrically connected to one end of resistor R30, one end of resistor R67, pin 6 of the power chip U15, and the other end of capacitor C80. The other end of resistor R30 is grounded. The other end of capacitor C79 is grounded. Pin 5 of chip U15 is electrically connected to one end of capacitor C92, the other end of which is grounded. The other end of resistor R67 is electrically connected to one end of capacitor C94 and one end of resistor R58, respectively. The other end of capacitor C94 is grounded. Pin 7 of power chip U15 is electrically connected to one end of capacitor C96 and one end of resistor R72, respectively. The other end of resistor R72 is electrically connected to the negative terminal of diode D33. The other end of capacitor C96 is grounded. Pin 8 of power chip U15 is electrically connected to one end of resistor R68 and one end of resistor R70, respectively. The other end of resistor R70 is electrically connected to pin 9 of power chip U15 and one end of capacitor C73, respectively.The other end of capacitor C73 is electrically connected to the other end of resistor R68, and the other end of resistor R68 is grounded. Pin 10 of power chip U15 is electrically connected to one end of capacitor C74 and one end of resistor R69, respectively. The other end of capacitor C74 is grounded. Pin 13 of power chip U15 is electrically connected to one end of resistor R27, one end of resistor R28, and one end of capacitor C81, respectively. Pin 15 of power chip U15 is electrically connected to one end of capacitor C71 and one end of inductor L2, respectively. The other end of capacitor C71 is connected to the power chip... Pin 14 of U15 is electrically connected. The other end of resistor R27 is electrically connected to the other end of inductor L2, the other end of capacitor C81, one end of capacitor C72, and one end of inductor FB2. The other end of resistor R28 is electrically connected to the other end of capacitor C72, and the other end of resistor R28 is grounded. The other end of inductor FB2 is electrically connected to pin 1 of voltage regulator chip U5, one end of capacitor C63, and one end of capacitor C43. Pin 16 of power supply chip U15 is connected to one end of resistor R26 and pin 19 of power supply chip U15. The resistor R26 is electrically connected to the negative terminal of diode D24. The other end of resistor R26 is electrically connected to pin 17 and pin 18 of power supply chip U15. One end of capacitor C68 is electrically connected to one end of capacitor C69, and one end of capacitor C68 is grounded. The other end of capacitor C68 is electrically connected to the other end of capacitor C69 and the negative terminal of diode D24. Pin 2 of voltage regulator chip U5 is electrically connected to the other ends of capacitors C63 and C43, and the other end of capacitor C63 is grounded. Pin 3 of voltage regulator chip U5 is electrically connected to one end of resistor R108. The other end of resistor R108 is electrically connected to one end of capacitor C42, pin 4 of voltage regulator chip U5, and the negative terminal of diode D33. One end of capacitor C42 is grounded. Pin 1 of serial port interface J10 is grounded. Pin 2 of serial port interface J10 is electrically connected to one end of resistor R40 and one end of resistor R108. The other end of resistor R108 is electrically connected to the negative terminal of diode D33. Pin 3 of serial port interface J10 is electrically connected to one end of resistor R34.

5. A smart door lock motherboard with AI-powered touchscreen control as described in claim 1, characterized in that, The main control module includes a main control chip U1, crystal oscillator Y1, crystal oscillator Y2, diode D13, resistors R1, R2, R98, capacitors C1, C2, C3, C5, C6, C7, C8, C9, C10, C12, C36, and C51.

6. A smart door lock motherboard with AI-powered touchscreen control as described in claim 5, characterized in that, Pin 2 of the main control chip U1 is electrically connected to one end of capacitor C8. Pin 3 of the main control chip U1 is electrically connected to one end of capacitor C9 and one end of resistor R2. The other end of capacitor C8 is electrically connected to the other end of capacitor C9, and the other end of capacitor C9 is grounded. Pin 4 of the main control chip U1 is electrically connected to the cathode of diode D13, one end of capacitor C36, and one end of capacitor C51. The anode of diode D13 is electrically connected to one end of capacitor C8. The other end of capacitor C36 is electrically connected to the other end of capacitor C51, and the other end of capacitor C51 is grounded. Pin 5 of the main control chip U1 is electrically connected to one end of capacitor C6 and one end of crystal oscillator Y2. The other end of crystal oscillator Y2 is electrically connected to the main control chip U1. Pin 6 of the main control chip U1 is electrically connected to one end of capacitor C7. The other end of capacitor C6 is electrically connected to the other end of capacitor C7. The other end of capacitor C6 is grounded. Pin 10 of the main control chip U1 is electrically connected to one end of capacitor C10. The other end of capacitor C10 is grounded. Pin 13 of the main control chip U1 is grounded. Pin 14 of the main control chip U1 is electrically connected to one end of capacitor C12 and pin 1 of crystal oscillator Y1. The other end of capacitor C12 is electrically connected to pin 4 of crystal oscillator Y1. The other end of capacitor C12 is grounded. Pin 2 of crystal oscillator Y1 is electrically connected to one end of capacitor C5. The other end of capacitor C5 is grounded. One end of capacitor C5 is electrically connected to pin 3 of crystal oscillator Y1 and pin 15 of main control chip U1.

7. A smart door lock motherboard with AI-powered touchscreen control as described in claim 1, characterized in that, The AI ​​module includes an AI chip U3, a step-down chip U13, a touchscreen LCD2, a microphone interface J2, a speaker interface J5, a serial chip UA1, MOSFETs Q2, Q5, and Q20, a crystal oscillator Y3, an LED interface J11, a diode D29, a Zener diode D15, D18, D30, D35, and D37, a bidirectional diode D23, D25, D27, D28, a bidirectional diode T4, and a bidirectional diode T5. Diode T6, Bidirectional Diode T7, Bidirectional Diode T8, Resistors R9, R10, R11, R15, R16, R17, R20, R21, R23, R39, R41, R42, R45, R46, R47, R49, R50, R51, R53, R56, R63, R73, R75, R78, R80, R81, R82, R83, R84, R8 5. Resistors R88, R89, R90, R103, R114; Capacitors C14, C19, C20, C21, C22, C23, C29, C38, C40, C41, C44, C45, C47, C48, C50, C52, C53, C54, C55, C61, C62, C67, C82, C83, C84, C85, C86; Capacitors... C87, Capacitor C88, Capacitor C98, Capacitor C99, Capacitor C100, Capacitor C101, Capacitor C103, Capacitor C105, Capacitor C109, Capacitor CE1, Capacitor CE2, Capacitor CE3, Capacitor CE4, Capacitor CE5, Pad TP1, Pad TP2, Pad TP3, Pad TP4, Pad TP5, Pad TP7, Pad TP8, Pad TP9, Pad TP10, Pad TP11, Pad TP12, Pad TP13, Pad TP14, Pad TP15, Pad TP19, Pad TP20, Pad TP21.

8. A smart door lock motherboard with AI-powered touchscreen control function according to claim 7, characterized in that, The LCD touchscreen module includes a touchscreen LCD2, MOSFETs Q9 and Q20, transistor Q1, resistors R39, R42, and R114, capacitors C23, C29, C98, C103, C105, and C106, bidirectional diodes T4, T5, T6, T7, and T8. Pin 1 of the AI ​​chip U3 is electrically connected to pin 16 of the touchscreen LCD2, pin 2 of the AI ​​chip U3 is electrically connected to pin 17 of the touchscreen LCD2, and pin 3 of the AI ​​chip U3 is electrically connected to pin 6 of the touchscreen LCD2. Pin 85 of AI chip U3 is electrically connected to pin 10 of touchscreen LCD2. Pin 86 of AI chip U3 is electrically connected to pin 11 of touchscreen LCD2. Pin 87 of AI chip U3 is electrically connected to pin 13 of touchscreen LCD2. Pin 88 of AI chip U3 is electrically connected to pin 14 of touchscreen LCD2. Pin 75 of AI chip U3 is electrically connected to the base of transistor Q1. The emitter of transistor Q1 is grounded. The collector of transistor Q1 is electrically connected to one end of resistor R39 and pin 1 of MOSFET. The other end of resistor R39 is electrically connected to one end of capacitor C23 and pin 2 of MOSFET Q9. The other end of capacitor C23 is grounded. Pin 3 of MOSFET Q9 is electrically connected to one end of capacitor C29, pin 1, pin 4, pin 5 of touchscreen LCD2, and one end of capacitor C106. The other end of capacitor C29 and capacitor C106 are grounded. Pin 2 of MOSFET Q20 is grounded. Pin 1 of MOSFET Q20 is electrically connected to one end of resistor R114 and pin 6 of AI chip U3. The other end of resistor R114 is grounded. The other end of resistor R42 is electrically connected to pins 2 and 3 of touchscreen LCD2. The touchscreen LC... Pins 9, 12, 15, 18, 21, 24, and 30 of diode D2 are grounded. Pin 25 of the touchscreen LCD2 is electrically connected to the positive terminal of diode D13. One end of bidirectional diode T4 is electrically connected to one end of capacitor C98 and pin 25 of touchscreen LCD2. The other end of capacitor C98 is grounded. One end of bidirectional diode T5 is electrically connected to pin 26 of touchscreen LCD2. One end of bidirectional diode T6 is electrically connected to pin 27 of touchscreen LCD2. One end of bidirectional diode T7 is electrically connected to pin 28 of touchscreen LCD2. One end of bidirectional diode T8 is electrically connected to pin 29 of touchscreen LCD2.

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