isr.c

NEC9222参考代码

#pragma interrupt INTTM80     MD_INTTM80
#pragma interrupt INTAD         MD_INTAD
//#pragma interrupt INTP1     MD_INTP1
#pragma interrupt INTP0     MD_INTP0
#pragma interrupt INTTMH1     MD_INTTMH1

#include "includes.h"

unsigned char sencond_1_per_8 = 7;

void TM80_Init(void)
{   
    TMMK80=1;
    TMIF80=0;    
    TMC80 = 0x02;    
    CR80=125;    // Timer 4ms
    TMMK80=0;
    TMC80|=0x80;        
}

void TM80_Stop(void)
{
    TMMK80=1;
    TMC80&=~0x80;    
}

__interrupt void MD_INTTM80( void )
{
    SYS_EVT_ADD(SYS_EVT_KEYPRESS); 
    //TMC80&=~0x80;    
    //TMIF80 = 0;  
    
}

__interrupt void MD_INTP0( void )
{    
    //P4.0 = 0;
    SYS_EVT_ADD(SYS_EVT_KEYDOWN); 
}

unsigned long chk_dog_time_val = 0;
unsigned char chk_dog_time_count = 0;
unsigned long chk_dog_count = 0;

__interrupt void MD_INTTMH1( void )
{
    unsigned char new_val;
    
     _clr_wdt();
     
    sencond_1_per_8--;
    if(sencond_1_per_8 == 0)
    {
        sencond_1_per_8 = 8;
        SYS_EVT_ADD(SYS_EVT_SECONDS); 

        if( LED_on_time )
        {
            LED_on_time--;
            if(LED_on_time == 0)
            {
                LED = 1;
            }
        }        
    }

    if(check_dog_timer_flag)
    {
        if(TMC00 & 0x04)
        {
            chk_dog_time_val += TM00; 
            TMC00 = 0x00;
            TMC00 = 0x04;
            chk_dog_time_count++;
        }
        else
        {
            TMC00 = 0x04;
            //P4.2 = 0;
        }

        if(chk_dog_time_count > 7)
        {
            chk_dog_count = chk_dog_time_val>>3;
            check_dog_timer_flag = 0;
            chk_dog_time_count = 0;
            chk_dog_time_val = 0;
            //P4.2 = 1;
            
            new_val =  ((((unsigned long)31250) * CMP01) / chk_dog_count) >> 3;
            TMHE1 = 0;
            CMP01 = new_val;
            TMHE1 = 1;
            TMC00 = 0;
        }        
    }              
}


__interrupt void MD_INTAD()
{
    unsigned short ad_result;
    ad_result = ADCR;
    AD_conv_times++;
    if(AD_conv_times < AD_SAMPLE_TIMES_MAX)
    {
        if(AD_conv_result[AD_conv_phase] < ad_result)
            AD_conv_result[AD_conv_phase] = ad_result;  
        
        if(++AD_conv_phase < AD_MAX_CHANNEL)
        {
            ADS = AD_conv_phase;
        }
        else
        {
            AD_conv_phase = 0;
            ADS = AD_conv_phase;
        }
        ADIF = 0;
    }    
    else
    {
        AD_conv_times = 0;
        AD_conv_phase = AD_MAX_CHANNEL;
        ADCS = 0;
        ADCE = 0;
        ADMK = 1;
    }   
    //_clr_wdt();
}