Circuit Documentation

Summary of the Circuit

This circuit is designed to power a Raspberry Pi Zero and a TTL Serial JPEG Camera using a 5V Adapter. The Raspberry Pi Zero serves as the central processing unit, capable of general-purpose input/output (GPIO) operations, and is connected to the TTL Serial JPEG Camera for image capture capabilities. The 5V Adapter provides a regulated 5V power supply to both the Raspberry Pi Zero and the TTL Serial JPEG Camera. Communication between the Raspberry Pi Zero and the camera is established via serial connection using the Raspberry Pi's GPIO pins.

Component List

5V Adapter

• Description: A power supply module that converts AC input to a 5V DC output.
• Pins: AC In 1, AC In 2, 5V, GND

Raspberry Pi Zero

• Description: A low-cost, compact version of the Raspberry Pi with GPIO capabilities.
• Pins: 5V, 3.3V, GPIO2 (SDA), GND, GPIO3 (SCL), GPIO14, GPIO4, GPIO15, GPIO18, GPIO17, GPIO27, GPIO23, GPIO22, GPIO24, GPIO10, GPIO25, GPIO9, GPIO8, GPIO11, GPIO7, ID_SC, ID_SD, GPIO5, GPIO12, GPIO6, GPIO13, GPIO16, GPIO19, GPIO20, GPIO26, GPIO21, hdmi rpi, usb rpi, usb rpi2, sd rpi

TTL Serial JPEG Camera

• Description: A camera module capable of capturing JPEG images and transmitting them over a serial connection.
• Pins: GND, RX, TX, CVBS, 5V

Wiring Details

5V Adapter

• 5V: Connected to the 5V pin of the Raspberry Pi Zero and the 5V pin of the TTL Serial JPEG Camera.
• GND: Connected to the GND pin of the Raspberry Pi Zero and the GND pin of the TTL Serial JPEG Camera.

Raspberry Pi Zero

• 5V: Receives power from the 5V Adapter and provides power to the TTL Serial JPEG Camera.
• GND: Common ground with the 5V Adapter and the TTL Serial JPEG Camera.
• GPIO14: Configured as a TX pin, connected to the RX pin of the TTL Serial JPEG Camera.
• GPIO15: Configured as an RX pin, connected to the TX pin of the TTL Serial JPEG Camera.

TTL Serial JPEG Camera

• 5V: Powered by the 5V output from the 5V Adapter through the Raspberry Pi Zero.
• GND: Common ground with the Raspberry Pi Zero and the 5V Adapter.
• RX: Receives serial data from the GPIO14 (TX) pin of the Raspberry Pi Zero.
• TX: Transmits serial data to the GPIO15 (RX) pin of the Raspberry Pi Zero.

Documented Code

No code has been provided for the microcontrollers in the circuit. When code is available, it should be documented in this section with appropriate comments and explanations for each function and routine. The code will typically include initialization routines, configuration of GPIO pins, and logic for handling data communication with the TTL Serial JPEG Camera.