C语言程序-直流电机调速(共9页).docx

#include#define uchar unsigned char#define uint unsigned int/* 端口定义*/sbit in1=P10;sbit in2=P11;sbit jian=P20;sbit jia=P21;sbit dir=P22;sbit run=P23;sbit inter_0=P32;sbit inter_1=P33;#define LCD_data P0 /数据口sbit LCD_RS = P27; /寄存器选择输入sbit LCD_RW = P26; /液晶读/写控制sbit LCD_EN = P25; /液晶使能控制sbit LCD_PSB = P24; /串/并方式控制uchar t10,t1,ce,cj,s1=0,pl=10;uchar zi=电机转速:;uchar num3;uint nums=0