system.c

非常全的nrf2401设计资料

/* Copyright (c) 2008 Nordic Semiconductor. All Rights Reserved.
 *
 * The information contained herein is confidential property of Nordic 
 * Semiconductor. The use, copying, transfer or disclosure of such information 
 * is prohibited except by express written agreement with Nordic Semiconductor.
 *
 * $LastChangedRevision:$
 */

/** @file
 * System level functions.
 * 
 * @author Rune Brandsegg
 *
 */
#include <stdint.h>
#include "hal_nrf.h"
#include "radio.h"
#include "system.h"

void mcu_init(void)
{
  P0 = 0;                     // Port setup
  P0DIR = 0xF0;               // P0.0 - P0.3 output LEDS
                              // P0.4 - P0.7 inputs BUTTONS

  RFCKEN = 1;                 // enable L01 clock
  RF = 1;                     // enable RF interrupt  
}

void boot_mess(void)
{   
  uint8_t ctr;

  for(ctr=0;ctr<3;ctr++)
  {
    LED0_BLINK();
    delay_10ms();
    
    LED1_BLINK();
    delay_10ms();
    
    LED2_BLINK();
    delay_10ms();
  }       
}

void delay_10ms(void)
{
  uint16_t ctr;
  for(ctr=0; ctr<15000; ctr++);
}