* 1 x Screw Terminal Block Breakout Board (Model: G470),
* 1 x Screws Pack
[[File:G470-IMG-8990-Packing-List.jpg|500px|G470 Packing List]]
==User Manual==
[[File:G470-Schematic-1636 x 1357.jpg|800px|G470 Schematic]]
===PCF8591Guide===Test image version: 2022-04-04-raspios-bullseye-armhf.img '''based on Raspberry pi Pi 4B'''
Enable I2C
The brightness of the LED light changes with the DAC output value.
===LEDrunning light===
Make sure that the jumper caps are connected to the LED.
[[File: Rpi-all-gpio-test-board-b-06.jpg|400px]]
Download [https://cdn.static.spotpear.cn/uploads/picture/learn/raspberry-pi/rpi-expansion/pi-all-gpio-test-board-a/GPIO_Test.py GPIO_Test.py ] to Raspberry Pi.
run command