PIC16F877A单片机的一个控制舵机程序，能连续控制六位舵机而不产生误差（理论上是出去执行指令的时间还是会有点误差，但真正的不会引起干扰）-A control steering PIC16F877A microcontroller program can not generate continuous control of six steering error (in theory, to execute instructions out of time or a bit error, but the real will not cause interference)