motor_pwm_text.c

机器人部分C语言编码 c语言 供大家参考学习

#include "p89v51rx2.h"
#include "constant_type.h"
#include "delay.h"
#include "global.h"
#include "lcd.h"
#include "pca.h"

void main()
{
	LCD_Init();
	LCD_clear();
	LCD_write_string(0,5,"scut");
	LCD_write_string(1,3,"2008/3/11");
	delay_ms(30);
	
	
	EA=1;			//开全局中断			
	ET2=1;			//使能T2	
	TL2=0x2B;		//装载T2脉宽调速初值
	TH2=0xFE;
	RCAP2L=0x2B;	//T2自动重装值	
	RCAP2H=0xFE;	
	init_pca();	
	key_on_off(1);		
	
	while(1)
	{
		if(KEY_1==0)
		{
			delay_ms(50);
			if(KEY_1==0)
			{
				change_angle(30);
				delay_ms(1000);
				change_angle(5);
				delay_ms(1000);
				change_high(80);
				delay_ms(3000);			
			}
		}
		if(KEY_2==0)
		{
			delay_ms(50);
			if(KEY_2==0)
			{				
				change_high(0);
				delay_ms(1000);
				change_angle(30);
				delay_ms(1000);
				change_angle(0);
			}
		}
		
	}
}