I2C - Waveshare Open407V-C Testing Manual

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Hardware Connection
·
Short the LED jumpers on the board.
·
Short the push button jumper, joystick jumper on the board.
As shown in the figure below:
Operation and Result
Push the button or joystick; the LED status will keep changing accordingly.
Overview
I2C EEPROM demo
Hardware Connection
·
Connect the serial port converter to the board via UART3 interface
·
Connect the AT24CXX EEPROM Board to the board via I2Cx interface (I2C1 or I2C2, depending on the software
configuration)
As shown in the figure below:

I2C

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Open407V-C\Open207V-C Testing Guide