nrf_main._c

基于m16的nrf905接收发送程序

#include <iom16v.h>
#include <macros.h>
#include "nrf905.h"
#include "lcd.h"
#include "delay.h"

void led_on( void )
{
DDRD |= ( 1 << PD0 );
PORTD &=~ ( 1 << PB0 );
}
void led_of( void )
{
DDRD |= ( 1 << PB0 );
PORTD |= ( 1 << PB0 );
}

void port_key_init( void )
{
 	 DDRA = 0X00;
	 PORTA = 0XFF;
}

void get_key( void )
{
 	 switch( PINA & 0xff )
	 {
	 case 0b11111111: break;
	 case 0b11111110: nrf905_SendData('0'); LCD_write_char( 1, 8, '0' ); break;
	 case 0b11111101: nrf905_SendData('1'); LCD_write_char( 1, 8, '1' ); break;
	 case 0b11111011: nrf905_SendData('2'); LCD_write_char( 1, 8, '2' ); break;
	 case 0b11110111: nrf905_SendData('3'); LCD_write_char( 1, 8, '3' ); break;
	 case 0b11101111: nrf905_SendData('4'); LCD_write_char( 1, 8, '4' ); break;
	 case 0b11011111: nrf905_SendData('5'); LCD_write_char( 1, 8, '5' ); break;
	 case 0b10111111: nrf905_SendData('6'); LCD_write_char( 1, 8, '6' ); break;
	 case 0b01111111: nrf905_SendData('7'); LCD_write_char( 1, 8, '7' ); break;
	 }
}

void led_port_init( void )
{
DDRA = 0xff;
PORTA = 0XFF;
}

void led_onon( uchar t )
{
switch( t )
{
case '0': PORTA = 0B11111110; break; 
case '1': PORTA = 0B11111101; break;
case '2': PORTA = 0B11111011; break;
case '3': PORTA = 0B11110111; break;
case '4': PORTA = 0B11101111; break;
case '5': PORTA = 0B11011111; break;
case '6': PORTA = 0B10111111; break;
case '7': PORTA = 0B01111111; break;
default :  break;
}
}

#define receive
//#define send
void main( void )
{
     uchar r_tmp;
 	 port_key_init();
	 led_port_init();	   
 	 LCD_init();
	 SPI_Init();
	 nrf905_Init();
	 
	 #ifdef send
	 	 
	 LCD_write_string( 2, 3, "fasong" );
	 while( 1 ) get_key();	 
	 
	 #endif
	 
	 #ifdef receive
	 LCD_write_string( 2, 3, "jieshou" );
	 
	 while( 1 )
	 {
	  	led_of();
	    //led_on();
		while( PINB & 0b00001000 )
		{ 
		   /*
		   led_on();
		   r_tmp = nrf905_ReadData();
		   LCD_write_char( 1, 6, r_tmp );
		   delay_nms( 1 );	
		   */
		   led_onon( nrf905_ReadData() );	 	
		}
	 }
	 #endif
}