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CN-224217008-U - LORA integrated low-power consumption controller

CN224217008UCN 224217008 UCN224217008 UCN 224217008UCN-224217008-U

Abstract

The utility model discloses a LORA integrated low-power consumption controller which comprises a power supply circuit, a main control circuit and a communication circuit, wherein the power supply circuit is respectively connected with the main control circuit and the communication circuit, the main control circuit is connected with the communication circuit, the main control circuit comprises a main control chip U2, a VCC pin of the main control chip U2 is connected with a lithium battery through the power supply circuit, a PB6 pin and a PA2 pin of the main control chip U2 are connected with a first sensor through a first connector H1, a PB5 pin and a PB4 pin of the main control chip U2 are connected with a second sensor through a second connector H5, a PA7 pin and a PA6 pin of the main control chip U2 are connected with a third sensor through a third connector H6, and a PA4 pin, a PA1 pin, a PA0 pin, a PB1 pin, a PB2 pin and a PB3 pin of the main control chip U2 are all connected with the communication circuit.

Inventors

  • TIAN HONGTU
  • LI GUOQING
  • CHEN LIANG
  • WANG YANG
  • CHEN LIHUI
  • ZOU ZHAO
  • Ran Ze
  • YANG DESHUAI
  • ZOU RUI
  • ZHANG TENGFEI

Assignees

  • 中国铁路郑州局集团有限公司科学技术研究所
  • 河南实安轨道交通装备有限公司

Dates

Publication Date
20260508
Application Date
20250508

Claims (9)

  1. 1. The LORA integrated low-power-consumption controller is characterized by comprising a power supply circuit, a main control circuit and a communication circuit, wherein the power supply circuit is connected with the main control circuit and the communication circuit respectively, the main control circuit is connected with the communication circuit, the main control circuit comprises a main control chip U2, a VCC pin of the main control chip U2 is connected with a lithium battery through the power supply circuit, a PB6 pin and a PA2 pin of the main control chip U2 are connected with a first sensor through a first connector H1, a PB5 pin and a PB4 pin of the main control chip U2 are connected with a second sensor through a second connector H5, a PA7 pin and a PA6 pin of the main control chip U2 are connected with a third sensor through a third connector H6, and a PA4 pin, a PA1 pin, a PA0 pin, a PB1 pin and a PB3 pin of the main control chip U2 are all connected with the communication circuit.
  2. 2. The LORA integrated low-power consumption controller of claim 1, wherein the power supply circuit comprises a power supply chip U3, an IN pin of the power supply chip U3 is respectively connected with one end of a resistor R8, one end of a capacitor C6 and one end of a resistor R12, the other end of the resistor R8 is respectively connected with an EN pin of the power supply chip U3, the other end of the capacitor C7 and the other end of the capacitor C6 are grounded, the other end of the resistor R12 is respectively connected with one end of a resistor R11 and a grid electrode of a MOS tube Q2, the other end of the resistor R11 and a source electrode of the MOS tube Q2 are grounded, a drain electrode of the MOS tube Q2 is respectively connected with a lithium battery through one end of a power supply connector CN1, a SW pin of the power supply chip U3 is respectively connected with one end of an inductor L1 and one end of a capacitor C5, the other end of the capacitor C5 is respectively connected with a BS pin of the power supply chip U3, the other end of the inductor L1 is respectively connected with one end of the capacitor C8 and one end of the capacitor E2, the other end of the capacitor C8 and the other end of the capacitor E2 are grounded, the other end of the resistor R11 and the other end of the resistor E2 are grounded, the other end of the resistor L3 is respectively connected with a voltage stabilizing circuit 10, and the other end of the resistor is connected with a voltage stabilizing circuit 10, and the resistor 10 is connected with the voltage stabilizing circuit is grounded.
  3. 3. The LORA integrated low power consumption controller of claim 2, wherein the first voltage stabilizing circuit comprises a voltage stabilizing chip U1, a VIN pin of the voltage stabilizing chip U1 is respectively connected with one end of a resistor R9 and one end of a capacitor C3, the other end of the capacitor C3 and a GND pin of the voltage stabilizing chip U1 are grounded, a VOUT pin of the voltage stabilizing chip U1 is respectively connected with one end of a capacitor C4, a VCC pin of a master control chip U2, a communication circuit, a first connector H1 and a third connector H6, and the other end of the capacitor C4 is grounded.
  4. 4. The LORA integrated low power consumption controller of claim 3, wherein the second voltage stabilizing circuit comprises a resistor R1 and a MOS tube Q1, one end of the resistor R1 is connected with one end of a resistor R9, the other end of the resistor R1 is respectively connected with one end of a resistor R4 and a source electrode of the MOS tube Q1, a grid electrode of the MOS tube Q1 and the other end of the resistor R4 are connected with one end of a resistor R5, the other end of the resistor R5 is connected with a PB7 pin of a main control chip U2, and a drain electrode of the MOS tube Q1 is connected with a second connector H5.
  5. 5. The LORA integrated low power consumption controller of claim 4, wherein the communication circuit comprises a wireless module U4, wherein a VCC pin of the wireless module U4 is respectively connected with one end of a capacitor C10, one end of a capacitor C9 and a PB3 pin of a voltage stabilizing chip U1, the other end of the capacitor C10 and the other end of the capacitor C9 are grounded, a DIO2 pin of the wireless module U4 is connected with one end of a resistor R13, the other end of the resistor R13 is connected with a TXEN pin of the wireless module U4, an ANT pin of the wireless module U4 is connected with one end of a resistor R14, the other end of the resistor R14 is connected with a wireless antenna, a RXEN pin of the wireless module U4 is connected with a PA4 pin of a master chip U2, a NSS pin of the wireless module U4 is connected with a PB3 pin of the master chip U2, a MOSI pin of the wireless module U4 is connected with a PB1 pin of the master chip U2, a MISO 2 pin of the wireless module U4 is connected with a PB2 pin of the master chip U2, and a wireless module U4 is connected with a PA 5 pin of the wireless module U2, and a PA 25 is connected with a PA 2 pin of the master chip.
  6. 6. The LORA integrated low power consumption controller of claim 5, wherein the main control circuit further comprises an indicator light LED1, one end of the indicator light LED1 is connected with a PC1 pin of the main control chip U2, the other end of the indicator light LED1 is connected with one end of a resistor R6, and the other end of the resistor R6 is grounded.
  7. 7. The LORA integrated low power consumption controller as set forth in claim 6, wherein said main control chip U2 is of the type PY32F002BF15P6TU, said power chip U3 is of the type MT2492, said voltage stabilizing chip U1 is of the type HT7333-A, and said wireless module U4 is of the type E22-400M22S.
  8. 8. The LORA integrated low power consumption controller as set forth in claim 7, wherein the model of the MOS transistor Q1 is AO3401A, and the model of the MOS transistor Q2 is AO3400A.
  9. 9. The LORA integrated low power consumption controller as set forth in claim 8 wherein said first sensor and said third sensor are distance sensors or tilt sensors and wherein said second sensor is a laser sensor.

Description

LORA integrated low-power consumption controller Technical Field The utility model relates to the field of controllers, in particular to a LORA integrated low-power-consumption controller. Background The patent number ZL201020244176.9 discloses a semiconductor laser module with various detection sensors and protection devices, wherein the laser system is provided with various sensors, and the sensors are independent systems, do not participate in a management chip, cannot stand by when not working, have high power consumption and high requirements on battery capacity, and have longer system response time, complex communication data structure and poor reliability, so that the semiconductor laser module is necessary to be improved. Disclosure of Invention The utility model aims to solve the problems and provide the LORA integrated low-power-consumption controller which is simple in structure and low in power consumption. In order to achieve the above object, the technical scheme of the present utility model is as follows: The LORA integrated low-power consumption controller comprises a power supply circuit, a main control circuit and a communication circuit, wherein the power supply circuit is respectively connected with the main control circuit and the communication circuit, the main control circuit is connected with the communication circuit, the main control circuit comprises a main control chip U2, a VCC pin of the main control chip U2 is connected with a lithium battery through the power supply circuit, a PB6 pin and a PA2 pin of the main control chip U2 are connected with a first sensor through a first connector H1, a PB5 pin and a PB4 pin of the main control chip U2 are connected with a second sensor through a second connector H5, a PA7 pin and a PA6 pin of the main control chip U2 are connected with a third sensor through a third connector H6, and a PA4 pin, a PA1 pin, a PA0 pin, a PB2 pin and a PB3 pin of the main control chip U2 are all connected with the communication circuit. Further, the power supply circuit comprises a power supply chip U3, an IN pin of the power supply chip U3 is respectively connected with one end of a resistor R8, one end of a capacitor C6 and one end of a capacitor C7, one end of a resistor R12, the other end of the resistor R8 is connected with an EN pin of the power supply chip U3, the other end of the capacitor C7 and the other end of the capacitor C6 are grounded, the other end of the resistor R12 is respectively connected with one end of a resistor R11 and a grid electrode of a MOS tube Q2, the other end of the resistor R11 and a source electrode of the MOS tube Q2 are grounded, a drain electrode of the MOS tube Q2 is connected with a lithium battery through one end of a power supply connector CN1, an SW pin of the power supply chip U3 is respectively connected with one end of an inductor L1 and one end of a capacitor C5, the other end of the capacitor C5 is respectively connected with a BS pin of the power supply chip U3, the other end of the capacitor C8 and the other end of the capacitor E2 are grounded, the GND pin of the power supply chip U3 is respectively connected with one end of the resistor R9, the other end of the resistor R10 is connected with a first stable circuit, and the other stable circuit is connected with the first end of the resistor R10 and the stable circuit is connected with the other stable circuit. Further, the first voltage stabilizing circuit comprises a voltage stabilizing chip U1, the VIN pin of the voltage stabilizing chip U1 is connected with one end of a resistor R9 and one end of a capacitor C3 respectively, the other end of the capacitor C3 and the GND pin of the voltage stabilizing chip U1 are grounded, the VOUT pin of the voltage stabilizing chip U1 is connected with one end of a capacitor C4 respectively, the VCC pin of a main control chip U2, a communication circuit, a first connector H1 and a third connector H6 respectively, and the other end of the capacitor C4 is grounded. Further, the second voltage stabilizing circuit comprises a resistor R1 and a MOS tube Q1, one end of the resistor R1 is connected with one end of a resistor R9, the other end of the resistor R1 is connected with one end of a resistor R4 and a source electrode of the MOS tube Q1 respectively, a grid electrode of the MOS tube Q1 and the other end of the resistor R4 are connected with one end of a resistor R5, the other end of the resistor R5 is connected with a PB7 pin of a main control chip U2, and a drain electrode of the MOS tube Q1 is connected with a second connector H5. Further, the communication circuit comprises a wireless module U4, wherein a VCC pin of the wireless module U4 is respectively connected with one end of a capacitor C10, one end of a capacitor C9 and a VOUT pin of a voltage stabilizing chip U1, the other end of the capacitor C10 and the other end of the capacitor C9 are grounded, a DIO2 pin of the wireless module U4 is connected with one e