Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes a Temperature Sensor (LM35), an MPU-6050 accelerometer and gyroscope, an ESP32 microcontroller, and a SIM800L GSM module. The circuit is designed to measure temperature and motion, and to communicate data via GSM.

Component List

1. Temperature Sensor (LM35)

   • Description: Analog temperature sensor
   • Pins: +Vs, Vout, GND

2. MPU-6050

   • Description: Accelerometer and gyroscope sensor
   • Pins: VCC, GND, SCL, SDA, XDA, XCL, AD0, INT

3. ESP32

   • Description: Microcontroller with Wi-Fi and Bluetooth capabilities
   • Pins: EN, VP, VN, D34, D35, D32, D33, D25, D26, D27, D14, D12, D13, GND, VIN, 3V3, D15, D2, D4, RX2, TX2, D5, D18, D19, D21, RX0, TX0, D22, D23, BOOT

4. SIM800L

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

Wiring Details

Temperature Sensor (LM35)

• +Vs is connected to:

  • MPU-6050 VCC
  • SIM800L VCC

• Vout is connected to:

  • ESP32 VN

• GND is connected to:

  • SIM800L GND
  • MPU-6050 GND

MPU-6050

• VCC is connected to:

  • Temperature Sensor (LM35) +Vs
  • SIM800L VCC

• GND is connected to:

  • Temperature Sensor (LM35) GND
  • SIM800L GND

• SCL is connected to:

  • ESP32 D18

• SDA is connected to:

  • ESP32 D5

ESP32

• VN is connected to:

  • Temperature Sensor (LM35) Vout

• D18 is connected to:

  • MPU-6050 SCL

• D5 is connected to:

  • MPU-6050 SDA

• RX2 is connected to:

  • SIM800L RXD

• TX2 is connected to:

  • SIM800L TXD

SIM800L

• VCC is connected to:

  • Temperature Sensor (LM35) +Vs
  • MPU-6050 VCC

• GND is connected to:

  • Temperature Sensor (LM35) GND
  • MPU-6050 GND

• RXD is connected to:

  • ESP32 RX2

• TXD is connected to:

  • ESP32 TX2

Code

There is no code provided for the microcontrollers in this circuit.