This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.
功能说明:I2C主机发送(使用中断)、接收测试例程
I2C0做Master、IOI2C做Slave,I2C0先发送4个字节给IOI2C,然后再读回来,比较内容是否正确