inspect_irq.asm

基于凌阳061A单片机的高灵敏度低电压检测源码

.include hardware.inc;
.define P_WatchDog_Clear  0x7012
.data
disp_table:.dw 0x3f00,0x0600,0x5b00,0x4f00
           .dw 0x6600,0x6d00,0x7d00,0x0700
           .dw 0x7f00,0x6f00
.ram 
.public _light;
.var _light;
.external  _pdig;
.text
.public _IRQ4;
_IRQ4:
   push r1,r5 to [sp];
   r1=0x0000;
   r2=0x0000;
   r3=0x0000;
   r4=0x0000;
   r5=0x0000;
     r1=0x0001;
 
    
   r1=0x0001;
   [P_WatchDog_Clear]=r1;
   
   r1=[_light];
   cmp r1,7;
     JBE L_label;
    r1=0x0000;
    [_light]=r1;
   
   L_label:
    r1=[_light];
    r2=[_pdig];
    r2+=r1;
    bp=disp_table;
    bp+=[r2];
    r2=[bp];
    r2|=r1;
    cmp r1,0x0000;
     JNE L_no_dot;
    r1=0x8000; 
    r2|=r1;
    L_no_dot:
    [P_IOB_Data]=r2;
    r1=[_light];
    r1+=1;
    [_light]=r1;
    
    r1=0x0040;
    [P_INT_Clear]=r1;
     
    pop r1,r5 from [sp]; 
    reti;
   
.define P_ADC_MUX_Ctrl 0x702B;
.define P_ADC_MUX_Data 0x702C;
.external _number;
.code
.public _IRQ5;
_IRQ5:
    PUSH r1,r5 to [sp];
      r1=0x0001;  
    [P_ADC_MUX_Ctrl]=r1;
 [P_ADC_Ctrl]=r1; 
   _AD_Convert:
    _AD:
    r1=[P_ADC_MUX_Ctrl];
    test r1,0x8000;
       JZ _AD;
     r1=[P_ADC_MUX_Data];
     r1=r1 LSR 3;
     r1=r1 LSR 3;
     [_number]=r1;
     
     R1=0x0004;
     [P_INT_Clear]=r1;
     POP r1,r5 from [sp];
     reti;
      .end