test.c

MSC1210AD控制程序

#include <stdio.h>
#include "MSC1210.h"
#include "task_stepm.h"
#include "task_adc.h"

static unsigned char i=0;
code unsigned char tab[8]={0xEF,0xCF,0xDF,0x9F,0xBF,0x3F,0x7F,0x6F};
code unsigned char tab1[8]={0x1F,0x3F,0x2F,0x6F,0x4F,0xCF,0x8F,0x9F};
#define d_up	0
#define d_down	1
bit direction = d_up;

void stepmotorctl(void)
{
	P1 = tab1[i];
	if (direction){
		if (7==i++) i=0;
	}
	else {
		if (0==i--) i=7;
	}
}

void delay1(unsigned long del)
{
	unsigned long i;
	for (i=0;i<del;i++)
	{}
}

void main(void)
{
#define stepms 80UL
	unsigned int xcenter,ycenter,xx,yy;
	unsigned char tmp;
	initMSC1210();
	put_string("MSC1210 ADC Test");
	putcr();
	xcenter = ADC_rocker(0);
	xcenter = ADC_rocker(0);
	ycenter = ADC_rocker(1);
	ycenter = ADC_rocker(1);
	while (1) {
		delay1(1000);
		xx = ADC_rocker(0);
		yy = ADC_rocker(1);
		if (xx>=xcenter) {
			direction = d_up;
			tmp = (stepms-(stepms*(xx-xcenter)/(0x7FFF)));
			tx_hex(xx>>8);
			tx_hex(xx);
			putcr();
		tx_hex(xcenter>>8);
		putspace1();
		tx_hex(tmp);
		putcr();
		}
		else if (xx<xcenter) {
			direction = d_down;
			tmp = (stepms-(stepms*(xcenter-xx)/(0x7FFF)));
			tx_hex(xx>>8);
			tx_hex(xx);
			putcr();
		tx_hex(xcenter>>8);
		putspace1();
		tx_hex(tmp);
		putcr();
		}
		if (tmp>(stepms-2)) {
			EAI = 0;
			P1 = 0xFF;
		}
		else {
			MSINT = tmp;
			EAI = 1;
			putok();
			putcr();
		}
	}
	while(1){
		delay1(1000);
		xx = ADC_rocker(0);
		tx_hex(xx>>8);
		tx_hex(xx);
		putok();
		yy = ADC_rocker(1);
		tx_hex(yy>>8);
		tx_hex(yy);
		putcr();
//		printf("%04X,%04X\n",yy,xx);
	}
#undef stepms
}//main

void AUXinterrupts(void) interrupt 6 using 1	//中断服务程序
{
	switch(PAI) {
		case 5:				//处理毫秒定时器中断
			MSINT = MSINT;
			stepmotorctl();
			break;
		case 6:				//处理AD转换中断
//			result = bipolar();
			break;
		case 7:				//求和寄存器中断
			break;
		case 8:				//处理秒中断
//			AD_done = SECINT;
			break;
		default:
//			AD_done = 0;
			break;
	}//switch
	AI = 0;				//清除辅助中断
}