The GY7505 UART-I2C / GY7506 RS232-I2C converter is a device that can convert RS232 or UART serial port to I2C bus interface. It supports 9600, 119200, 57600, 115200bps serial port speed, and 1k-800khz I2C bus speed. It can control I2C interface read and write operations through serial port software instructions for secondary development, or call VCI_GYI2C's DLL library function for secondary development.