51单片机控制舵机程序(共3页).doc

#include #define Stop 0 /宏定义，停止#define Left 1 /宏定义，左转#define Right 2 /宏定义，右转sbit ControlPort = P20; /舵机信号端口sbit KeyLeft = P10; /左转按键端口sbit KeyRight = P11; /右转按键端口sbit KeyStop = P12; /归位按键端口unsigned char TimeOutCounter = 0,LeftOrRight = 0; /TimeOutCounter：定时器溢出计数 LeftOrRight：舵机左右旋转标志void InitialTimer ( void ) TMOD=0x10; /定时/计数器1工作于方式1 TH1 = ( 65535 - 500 ) / 256; /0.25msTL1 = ( 65535 - 500 ) % 256; EA=1;