Circuit Documentation

Summary

This document provides a detailed overview of a circuit that integrates a Raspberry Pi Zero W, a SIM900A GSM module, an OV5647 Raspberry Pi Camera Module, and a JSN-SR04T Ultrasonic Sensor. The circuit is designed to leverage the computational power of the Raspberry Pi for various applications, including GSM communication, camera interfacing, and distance measurement using an ultrasonic sensor.

Component List

Raspberry Pi Zero W

• Description: A small, affordable, and versatile single-board computer.
• Pins: 5V, 3V3, GPIO2 (SDA), GPIO 3, GROUND, GPIO 14, GPIO15, GPIO 18, GND, GPIO 23, GPIO24, GPIO 25, GPIO 8, GPIO 7, GPIO 1, GPIO 12, GPIO 16, GPIO 20, GPIO 21, GPIO 04, GPIO 17, GPIO 27, GPIO 22, GPIO 10, GPIO 9, GPIO 11, GPIO 0, GPIO 5, GPIO 6, GPIO 13, GPIO 19, GPIO 26, CSI (CAMERA)

SIM900A

• Description: A GSM module used for communication over cellular networks.
• Pins: GND, DB9-3 (RXD), DB9-2 (TXD), 5V, 3VR, 5VR, 3VT, 5VT, VCC, Ring, RESTART, RESET, STATUS

OV5647 Raspberry Pi Camera Module

• Description: A camera module designed for use with the Raspberry Pi.
• Pins: Camera, camera

JSN-SR04T Ultrasonic Sensor

• Description: An ultrasonic sensor used for distance measurement.
• Pins: 5V, Trig, Echo, GND

Comment

• Description: Placeholder for comments or notes in the circuit.
• Pins: None

Wiring Details

Raspberry Pi Zero W

• 5V is connected to:

  • VCC of SIM900A
  • 5V of JSN-SR04T Ultrasonic Sensor

• GROUND is connected to:

  • GND of SIM900A

• GPIO 14 is connected to:

  • DB9-3 (RXD) of SIM900A

• GPIO15 is connected to:

  • DB9-2 (TXD) of SIM900A

• GPIO 23 is connected to:

  • Trig of JSN-SR04T Ultrasonic Sensor

• GPIO24 is connected to:

  • Echo of JSN-SR04T Ultrasonic Sensor

• GND is connected to:

  • GND of JSN-SR04T Ultrasonic Sensor

• CSI (CAMERA) is connected to:

  • Camera of OV5647 Raspberry Pi Camera Module

SIM900A

• VCC is connected to:

  • 5V of Raspberry Pi Zero W

• GND is connected to:

  • GROUND of Raspberry Pi Zero W

• DB9-3 (RXD) is connected to:

  • GPIO 14 of Raspberry Pi Zero W

• DB9-2 (TXD) is connected to:

  • GPIO15 of Raspberry Pi Zero W

OV5647 Raspberry Pi Camera Module

• Camera is connected to:
  • CSI (CAMERA) of Raspberry Pi Zero W

JSN-SR04T Ultrasonic Sensor

• 5V is connected to:

  • 5V of Raspberry Pi Zero W

• Trig is connected to:

  • GPIO 23 of Raspberry Pi Zero W

• Echo is connected to:

  • GPIO24 of Raspberry Pi Zero W

• GND is connected to:

  • GND of Raspberry Pi Zero W

Documented Code

No code is provided for this circuit.