test.i

max144源代码

#line 55 "C:\PROGRA~1\iccv7avr\include\macros.h"
void _StackCheck(void);
void _StackOverflowed(char);

#line 5 "D:\iccavr\mega16\11\max144\delay.h"
void delay_us(void)
{
 asm("nop");
}




void delay_nus(unsigned int t)
{
 while(t--)
 delay_us();
}



void delay_ms(void)
{
 unsigned int i;
 for(i=0;i<1140;i++);
}




void delay_nms(unsigned int t)
{
 while(t--)
 delay_ms();
}
#line 22 "D:\iccavr\mega16\11\max144\lcd1602.h"
void LCD_init (void);
void LCD_en_write (void);
void clear(void);
void LCD_write_char(unsigned command,unsigned data);
void LCD_set_xy(unsigned char x, unsigned char y);




void LCD_init(void) 
{
 (*(volatile unsigned char *)0x34)|=0xf0;
 (*(volatile unsigned char *)0x34)|=0x08;
 (*(volatile unsigned char *)0x34)|=0x04;
 delay_nms(15);
 LCD_write_char(0x28,0); 
 delay_nms(15);
 LCD_write_char(0x0c,0); 
 delay_nms(15);
 LCD_write_char(0x01,0); 
 clear();
}






void LCD_set_xy(unsigned char x, unsigned char y) 
{
 unsigned char address;
 if(y ==0) 
 address=0x80+x; 
 else 
 address=0xc0+x; 
 LCD_write_char(address,0);
}



void LCD_en_write(void) 
{ 
 (*(volatile unsigned char *)0x35)|=0x08;
 delay_nus(5);
 (*(volatile unsigned char *)0x35)&=~0x08;
}





void LCD_write_char(unsigned command,unsigned data) 
{
 unsigned command_temp,data_temp;
 command_temp=command;
 data_temp=data;
 delay_nus(25);
 if(command==0)
 {
 (*(volatile unsigned char *)0x35)|=0x04; 
 (*(volatile unsigned char *)0x35)&=0X0f;
 (*(volatile unsigned char *)0x35)|=data_temp&0xf0; 
 LCD_en_write();
 data_temp=data_temp<<4; 
 (*(volatile unsigned char *)0x35)&=0X0f;
 (*(volatile unsigned char *)0x35)|=data_temp&0xf0; 
 LCD_en_write();
 }
 else
 {
 (*(volatile unsigned char *)0x35)&=~0x04; 
 (*(volatile unsigned char *)0x35)&=0X0f;
 (*(volatile unsigned char *)0x35)|=command_temp&0xf0; 
 LCD_en_write();
 command_temp=command_temp<<4;
 (*(volatile unsigned char *)0x35)&=0x0f;
 (*(volatile unsigned char *)0x35)|=command_temp&0xf0; 
 LCD_en_write();
 }
}



void clear(void)
{
 unsigned char i;
 LCD_set_xy(0,0);
 for(i=0;i<16;i++)
 LCD_write_char(0,' ');
 LCD_set_xy(0,1);
 for(i=0;i<16;i++)
 LCD_write_char(0,' ');
}





void LCD_write_string(unsigned char X,unsigned char Y,unsigned char *s) 
{
 LCD_set_xy(X,Y); 
 while(*s) 
 {
 LCD_write_char(0,*s);
 s++;
 }
}






void LCD_write_data(unsigned char X,unsigned char Y,int dat)
{
 unsigned char fuhao;
 unsigned char data[5];
 unsigned char i;

 if(dat<0)
 {
 fuhao='-';
 dat=0-dat;
 }
 else
 fuhao=' ';
 data[0]=fuhao;
 data[1]=dat/1000+0x30; dat%=1000;
 data[2]=dat/100+0x30; dat%=100;
 data[3]=dat/10+0x30; 
 data[4]=dat%10+0x30; 

 LCD_set_xy(X,Y);
 for(i=0;i<5;i++)
 LCD_write_char(0,data[i]);
}
#line 9 "D:\iccavr\mega16\11\max144\max144.h"
unsigned int adc_out1,adc_out0;
unsigned int adcttemp[2][15];
unsigned int adcfirst[2];

void max144_read(void)
{
 unsigned char temp;
 unsigned int adc_temp=0;
 unsigned long adc;


 (*(volatile unsigned char *)0x3B)|=(1 << (5))|(1 << (6))|(1 << (7));
 (*(volatile unsigned char *)0x3A)|=(1 << (5))|(1 << (7));
 (*(volatile unsigned char *)0x3A)&=~(1 << (6));

 (*(volatile unsigned char *)0x3B)|=(1 << (5));
 (*(volatile unsigned char *)0x3B)|=(1 << (7));
 (*(volatile unsigned char *)0x3B)&=~(1 << (5));
 asm("nop");asm("nop");asm("nop");asm("nop");
 (*(volatile unsigned char *)0x3B)&=~(1 << (7));
 while(1) 
 { 
 if(((*(volatile unsigned char *)0x39)&(1 << (6)))==(1 << (6))) 
 break; 
 }
 temp=16; while(temp--)
 {
 (*(volatile unsigned char *)0x3B)|=(1 << (7)); 
 if(((*(volatile unsigned char *)0x39)&(1 << (6)))==(1 << (6))) 
 adc_temp++; 
 adc_temp=adc_temp<<1; 
 (*(volatile unsigned char *)0x3B)&=~(1 << (7));
 }
 (*(volatile unsigned char *)0x3B)|=(1 << (5));

 if((adc_temp&0x2000)==0x2000)
 {
 adcfirst[0]=(adc_temp>>1)&0xfff;
 adc_temp&=0x1ffc;
 adc=adc_temp;
 adcttemp[0][14]=adc_temp;
 for(temp=0;temp<14;temp++) 
 {
 adcttemp[0][temp]=adcttemp[0][temp+1];
 adc+=adcttemp[0][temp];
 }
 adc/=15;
 adc_temp=adc;
 adc_out1=adc>>1;
 }
 else 
 {
 adcfirst[1]=(adc_temp>>1)&0xfff;
 adc_temp&=0x1ffc;
 adc=adc_temp;
 adcttemp[1][14]=adc_temp;
 for(temp=0;temp<14;temp++) 
 {
 adcttemp[1][temp]=adcttemp[1][temp+1];
 adc+=adcttemp[1][temp];
 }
 adc/=15;
 adc_temp=adc;
 adc_out0=adc>>1;
 }
}
#line 13 "D:\iccavr\mega16\11\max144\test.c"
void mcu_init(void)
{
 LCD_init();
}

void main(void)
{
 mcu_init();

 LCD_write_string(0,0,"  MAX144 TEST    ");
 while(1)
 {
 max144_read();
 LCD_write_data(0,1,adc_out1);
 }
}
[Compiler Options]
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