C语言实现的基于AVR 8位单片机的TWI通讯！ 通过中断服务程序中的状态机，与TWI硬件状态机相配合，实现快速准确的数据交换！-C language based on the AVR 8-bit MCU s TWI communication! Through the interrupt service routine of the state machine, with the TWI hardware state machine matched the achievement of r