Introduction - If you have any usage issues, please Google them yourself
The routine use I2C2 to read and write M24C02.
The routine use check the status of the I2C bus mode, the I2C devices to make access to reliable and
According to the I2C protocol, read and write M24C02, SysTick timeout for communication control.
Which, PB10 for the I2C2 clock pin, PB11 data for the I2C2 pins are configured as a composite
Features an open-drain output.