用定时器精准控制步进电机
#include"reg52.h"
#defineuintunsignedint
#defineucharunsignedchar
ucharplus[]={0x01,0x03,0x02,0x06,0x04,0x0c,0x08,0x09,0x00};//电机正转
ucharminu[]={0x08,0x0c,0x04,0x06,0x02,0x03,0x01,0x09,0x00};//电机反转
sbitkey1=P3^1;
bitflag;
ucharidata*x;
voidcontrol(bitcf,ucharn)
