pid C语言算法，单片机用，整数型计算，程序简洁实用-pid C language algorithms, microcontroller, integer calculations, simple and practical procedures

一个简单的pid的C语言实现。不包含死区控制等功能。参数需要自己调整。-A simple pid of the C language. It does not contain a dead-time control functions. Parameters need to make their own adjustments.

标准pid算法，简单，不复杂，能够很好进行pid运算，新手入门。(Standard PID algorithm, simple, not complicated, can be very good PID operation, novice entry.)