extint.c

在ARM7和UC/OSII的平台上实现了GPS自动报站的功能,涉及GPS模块LEA_4S的驱动,位置速寻算法,语音芯片ISD4004的录放音驱动,LED页面管理等等.从启动代码到操作系统的移植以及到业

/****************************************************************
**                                                              *
**  FILE         :  ExtINT.C                                    *
**  COPYRIGHT    :  (c) 2001 .Xiamen Yaxon NetWork CO.LTD       *
**                                                              *
**                                                              *
**  By : Cyb 2006.12.1                                          *
****************************************************************/

#include "includes.h"
#include "bsp.h"
#include "hardware.h"
#include "extint.h"
#include "audio.h"
#include "message.h"
#include "almtask.h"
#include "extint.h"
#include "recorder.h"


static void InitIRQPort(void)
{
      InitIRQ1Port();
      InitIRQ2Port();
}

void InitExtInt(void)
{
     InitIRQPort();
     AIC_Install(AT91C_ID_IRQ1,IRQ1_PRIO,AIC_EDGE_NEGATIVE,ExtInt1ISR);
     AIC_Int_Enable(AT91C_ID_IRQ1);
#if USEIRQ2 <=1
     AIC_Install(AT91C_ID_IRQ2,IRQ2_PRIO,AIC_EDGE_NEGATIVE,ExtInt2ISR);
     AIC_Int_Enable(AT91C_ID_IRQ2);
#endif  
}

void ExtInt1ISR(void)
{
      
     ActivateAudio();

    // AudioINT();
     
}

#if USEIRQ2 <=1
void ExtInt2ISR(void)
{
    // RecInt();
    
    // OSQPost(AlmTaskMsgQue,  MSG_SENSOR_INTRECINT, 0, 0);
    IntToRecorder();
     
}
#endif