c语言编写控制事件管理器发送脉冲，采用中断方式记录脉冲数，并用QEP电路记录发送脉冲数。-C language control event manager sent by interrupt mode pulse, the number of records QEP circuit, and pulse record. Send pulse

5402单片机定时器程序，C语言编写，简单明了，适合初学者，可直接使用-5402 microcontroller timer process, C language, simple and clear, suitable for beginners, can be used directly