Circuit Documentation

Summary

This document provides a detailed overview of a circuit that integrates various components including an Arduino UNO, ESP32-WROOM-32UE, TF LUNA LIDAR, GPS NEO 6M, SIM 800L, SW-420 Vibration Sensor, a buzzer, a 12V battery, and a Buck converter. The circuit is designed to interface these components for a specific application, with power management and communication handled through the microcontrollers.

Component List

Arduino UNO

• Description: A microcontroller board based on the ATmega328P.
• Pins: UNUSED, IOREF, Reset, 3.3V, 5V, GND, Vin, A0, A1, A2, A3, A4, A5, SCL, SDA, AREF, D13, D12, D11, D10, D9, D8, D7, D6, D5, D4, D3, D2, D1, D0

Buzzer

• Description: An audio signaling device.
• Pins: PIN, GND

TF LUNA LIDAR

• Description: A LIDAR sensor for distance measurement.
• Pins: power, RXD/SDA, TXD/SCL, GND, ICL, DATA SIG

ESP32-WROOM-32UE

• Description: A powerful Wi-Fi and Bluetooth microcontroller.
• Pins: 3v3, EN, VP, VN, 34, 35, 32, 33, 25, 26, 27, 14, 12, GND, 13, D2, D3, 5V, 23, 22, TX, RX, 21, 19, 18, 5, 17, 16, 4, 0, 2, 15, D1, D0, CKL

GPS NEO 6M

• Description: A GPS module for location tracking.
• Pins: VCC, RX, TX, GND

SIM 800L

• Description: A GSM/GPRS module for communication.
• Pins: NFT, RING, VCC, DTR, RST, MIC +, RXD, MIC-, TXD, SPK+, GND, SPK-

SW-420 Vibration Sensor

• Description: A vibration sensor for detecting vibrations.
• Pins: vcc, Ground, Digital output

Battery 12V

• Description: A 12V power source.
• Pins: +, -

Buck Converter

• Description: A DC-DC converter to step down voltage.
• Pins: IN+, IN-, OUT+, OUT-

Wiring Details

Arduino UNO

• GND connected to GND of TF LUNA LIDAR, Buck converter, SW-420 Vibration Sensor, GPS NEO 6M, SIM 800L, buzzer, and ESP32-WROOM-32UE.
• Vin connected to OUT+ of Buck converter.
• D8 connected to power of TF LUNA LIDAR and PIN of buzzer.
• D1 connected to RXD/SDA of TF LUNA LIDAR.
• D0 connected to TXD/SCL of TF LUNA LIDAR.

Buzzer

• PIN connected to D8 of Arduino UNO.
• GND connected to GND of Buck converter.

TF LUNA LIDAR

• GND connected to GND of Arduino UNO.
• power connected to D8 of Arduino UNO.
• RXD/SDA connected to D1 of Arduino UNO.
• TXD/SCL connected to D0 of Arduino UNO.

ESP32-WROOM-32UE

• 5V connected to OUT+ of Buck converter.
• GND connected to GND of Buck converter.
• 17 connected to TXD of SIM 800L.
• 16 connected to RXD of SIM 800L.
• 4 connected to TX of GPS NEO 6M.
• 0 connected to RX of GPS NEO 6M.
• 2 connected to Digital output of SW-420 Vibration Sensor.

GPS NEO 6M

• VCC connected to OUT+ of Buck converter.
• GND connected to GND of Buck converter.
• TX connected to 4 of ESP32-WROOM-32UE.
• RX connected to 0 of ESP32-WROOM-32UE.

SIM 800L

• VCC connected to OUT+ of Buck converter.
• GND connected to GND of Buck converter.
• TXD connected to 17 of ESP32-WROOM-32UE.
• RXD connected to 16 of ESP32-WROOM-32UE.

SW-420 Vibration Sensor

• vcc connected to OUT+ of Buck converter.
• Ground connected to GND of Buck converter.
• Digital output connected to 2 of ESP32-WROOM-32UE.

Battery 12V

• + connected to IN+ of Buck converter.
• - connected to IN- of Buck converter.

Buck Converter

• IN+ connected to + of Battery 12V.
• IN- connected to - of Battery 12V.
• OUT+ connected to Vin of Arduino UNO, vcc of SW-420 Vibration Sensor, VCC of GPS NEO 6M, VCC of SIM 800L, and 5V of ESP32-WROOM-32UE.
• OUT- connected to GND of Arduino UNO, Ground of SW-420 Vibration Sensor, GND of GPS NEO 6M, GND of SIM 800L, GND of buzzer, and GND of ESP32-WROOM-32UE.

Documented Code

Arduino UNO Code

void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:

}

Additional Documentation

This documentation provides a comprehensive overview of the circuit, including the components used, their wiring details, and the code for the microcontrollers.