ir_test.c

mega16_32实验板上的程序：mega16+LCD1602+遥控器输入

//ICC-AVR application builder : 2008-11-12 11:41:28
// Target : M16
// Crystal: 8.0000Mhz

#include <iom16v.h>
#include <macros.h>

#include "delay.h"
#include "ir.h"
#include "lcd1602.h"

void port_init(void)
{
 PORTD = 0xC0;
 DDRD  = 0x80;
}

//TIMER1 initialize - prescale:8
// WGM: 0) Normal, TOP=0xFFFF
// desired value: 8uSec
// actual value:  8.000uSec (0.0%)
void timer1_init(void)
{
 TCCR1B = 0x00; //stop
 ICR1H  = 0x00;
 ICR1L  = 0x08;
 TCCR1A = 0x00;
 TCCR1B = 0x82; //start Timer
}


//call this routine to initialize all peripherals
void init_devices(void)
{
 //stop errant interrupts until set up
 CLI(); //disable all interrupts
 port_init();
 timer1_init();
 LCD_init();

 MCUCR = 0x00;
 GICR  = 0x00;
 TIMSK = 0x20; //timer interrupt sources
 SEI(); //re-enable interrupts
 //all peripherals are now initialized
}

//
void main(void)
{
 init_devices();
 //insert your functional code here...
 LCD_write_string(0,0,"opr_code:");
 LCD_write_string(0,1,"key  dis:");
 while(1)
 {
  get_ir_code();
  if(ir_num==0)
   LCD_write_string(9,1," 0     ");
  if(ir_num==1)
   LCD_write_string(9,1," 1     ");
  if(ir_num==2)
   LCD_write_string(9,1," 2     ");
  if(ir_num==3)
   LCD_write_string(9,1," 3     ");
  if(ir_num==4)
   LCD_write_string(9,1," 4     ");
  if(ir_num==5)
   LCD_write_string(9,1," 5     ");
  if(ir_num==6)
   LCD_write_string(9,1," 6     ");
  if(ir_num==7)
   LCD_write_string(9,1," 7     ");
  if(ir_num==8)
   LCD_write_string(9,1," 8     ");
  if(ir_num==9)
   LCD_write_string(9,1," 9     ");
  if(ir_num==10)
   LCD_write_string(9,1,"power  ");
  if(ir_num==11)
   LCD_write_string(9,1,"Colour ");
  if(ir_num==12)
   LCD_write_string(9,1,"Volume+");
  if(ir_num==13)
   LCD_write_string(9,1,"Chanel+");
  if(ir_num==14)
   LCD_write_string(9,1,"Volume-");
  if(ir_num==15)
   LCD_write_string(9,1,"Chanel-");
  if(ir_num==16)
   LCD_write_string(9,1,"Sound  ");
  if(ir_num==17)
   LCD_write_string(9,1,"TV/VIde");
  if(ir_num==18)
   LCD_write_string(9,1,"Display");
  if(ir_num==19)
   LCD_write_string(9,1,"OFF_TIM");
  if(ir_num==20)
   LCD_write_string(9,1,"PI_ADup");
  if(ir_num==21)
   LCD_write_string(9,1,"HY_Bass");
  if(ir_num==22)
   LCD_write_string(9,1,"PI_AD--");
  if(ir_num==23)
   LCD_write_string(9,1,"PI_AD +");
  if(ir_num==24)
   LCD_write_string(9,1,"PI_ADdm");
  if(ir_num==25)
   LCD_write_string(9,1,"PC_MODE");   
  if(ir_num==26)
   LCD_write_string(9,1," -/--  ");
  if(ir_num==27)
   LCD_write_string(9,1," MUTE  ");
 }
}