51单片机电风扇程序设计(共7页).doc

精选优质文档-倾情为你奉上#include#define uchar unsigned char#define uint unsigned int#define out P2uchar flag,count,n,m,x;/x是总开关标标志位，flag计数标志位，count变量：控制自动累加的时间长短，m档位标志位uchar temp0,temp1,temp2,temp3;/手动按键设置四个数码管的数值变量uchar tl_temp,th_temp,tl1_temp,th1_temp;/中间变量uchar xz;/uint s;/数码管显示的值/uint pwm13 = 56536,49536,36536; uint pwm23 = 56536,56536,56536;/这两个数组是为了给定时器1一个初