Circuit Documentation

Summary of the Circuit

This circuit integrates a Raspberry Pi 4B with several peripheral devices, including an Adafruit AMG8833 infrared thermal camera, a GPS NEO 6M module, a Piezo Buzzer, and an HC-SR04 Ultrasonic Sensor. The Raspberry Pi 4B serves as the central processing unit, interfacing with the sensors and modules to perform tasks such as thermal imaging, location tracking, distance measurement, and audio signaling. The circuit is designed to be powered by the Raspberry Pi's voltage outputs, and communication between the Raspberry Pi and the peripherals is achieved through GPIO pins.

Component List

Raspberry Pi 4B

• A powerful microcomputer with multiple GPIO pins for interfacing with various sensors and modules.

Adafruit AMG8833

• An 8x8 infrared thermal camera that can be used for thermal imaging.

GPS NEO 6M

• A GPS module that provides location data.

Piezo Buzzer

• An electronic device that emits sound when an electric signal is applied.

HC-SR04 Ultrasonic Sensor

• A sensor that measures distance by emitting ultrasonic waves and detecting their reflection.

Night Vision Camera Module for Raspberry Pi 4

• A 5MP 1080P HD video camera with an OV5647 sensor, equipped with IR-Cut for night vision capabilities.

UPS Expansion Battery Power

• An uninterruptible power supply (UPS) module that provides battery backup power to the Raspberry Pi.

Wiring Details

Raspberry Pi 4B

• 3V3 connected to Adafruit AMG8833 VCC
• 5V connected to HC-SR04 Ultrasonic Sensor VCC and GPS NEO 6M VCC
• GPIO2 (SDA) connected to Adafruit AMG8833 SDA
• GPIO3 (SCL) connected to Adafruit AMG8833 SCL
• GND connected to Adafruit AMG8833 GND, GPS NEO 6M GND, HC-SR04 Ultrasonic Sensor GND, and Piezo Buzzer pin 2
• GPIO14 (TXD) connected to GPS NEO 6M RX
• GPIO15 (RXD) connected to GPS NEO 6M TX
• GPIO18 connected to Piezo Buzzer pin 1
• GPIO23 connected to HC-SR04 Ultrasonic Sensor TRIG
• GPIO24 connected to HC-SR04 Ultrasonic Sensor ECHO

Adafruit AMG8833

• VCC connected to Raspberry Pi 4B 3V3
• GND connected to Raspberry Pi 4B GND
• SCL connected to Raspberry Pi 4B GPIO3 (SCL)
• SDA connected to Raspberry Pi 4B GPIO2 (SDA)

GPS NEO 6M

• VCC connected to Raspberry Pi 4B 5V
• RX connected to Raspberry Pi 4B GPIO14 (TXD)
• TX connected to Raspberry Pi 4B GPIO15 (RXD)
• GND connected to Raspberry Pi 4B GND

Piezo Buzzer

• pin 1 connected to Raspberry Pi 4B GPIO18
• pin 2 connected to Raspberry Pi 4B GND

HC-SR04 Ultrasonic Sensor

• VCC connected to Raspberry Pi 4B 5V
• TRIG connected to Raspberry Pi 4B GPIO23
• ECHO connected to Raspberry Pi 4B GPIO24
• GND connected to Raspberry Pi 4B GND

Documented Code

No code has been provided for the microcontrollers in the circuit. Typically, this section would include the source code for the Raspberry Pi 4B, detailing how it interacts with the connected peripherals. The code would be responsible for initializing the peripherals, reading sensor data, processing the information, and performing actions based on the data received. Since no code is available, this section remains empty.