main.c

基于Mini51板的数字示波器设计

/*Mini51B数字示波器*/
/*作者：田开坤*/
/*时间：2009年1月*/

#include "mini51b.h"
#include "lcd12864.h"
#include "irm.h"

extern void key_task(void);

unsigned char code dot[30]={ 
	0x80,0x9a,0xb4,0xcb,0xdf,0xee,0xf9,0xff,0xff,0xf9,
	0xee,0xdf,0xcb,0xb4,0x9a,0x80,0x65,0x4c,0x34,0x21,
	0x11,0x6,0x0,0x0,0x6,0x10,0x20,0x34,0x4b,0x65,
};

unsigned char code number[]={
/*--  宽度x高度=41x8  --*/
0x7C,0x82,0x82,0x7C,0x84,0xFE,0x80,0x00,0xCC,0xA2,0x92,0x8C,0x44,0x92,0x92,0x6C,
0x38,0x24,0xFE,0x20,0x9E,0x92,0x92,0x62,0x7C,0x92,0x92,0x64,0x06,0xF2,0x0E,0x02,
0x6C,0x92,0x92,0x6C,0x4C,0x92,0x92,0x7C,0x80,
};


void main()
{	
	unsigned int tmp;
	int2_init();
	lcd_init();
	lcd_put_xyns(0,0,4,number+0*4);
	lcd_put_xyns(5,0,4,number+1*4);
	lcd_put_xyns(10,0,4,number+2*4);
	lcd_put_xyns(15,0,4,number+3*4);
	tmp=3421;
	lcd_put_xyns(80,2,4,number+(tmp/1000)*4);
	lcd_put_xyns(85,2,4,number+(tmp/100%10)*4);
	lcd_put_xyns(90,2,4,number+(tmp/10%10)*4);
	lcd_put_xyns(95,2,4,number+(tmp%10)*4);

	while(1) {
		key_task();
	}
}

/*按键任务*/
void key_task(void)
{
	if(irm_code!=0) {
		switch (irm_code)
		{
			case 34: pointY++;break;
			case 35: pointY--;break;
			case 42: pointX++;break;
			case 43: pointX--;break;

			default: break;
		}  
		lcd_put_xyns(0,0,4,number);
		seg7_disp(pointX);//调试用
		irm_code=0;
	}
}