main.asm

基于凌阳单片机远程电话报警系统程序。

.EXTERNAL _shuo
.INCLUDE hardware.inc

.CODE
.PUBLIC _main
_main:
R1=0x0000
[0x06ff]=R1
[0x06fb]=R1
 R1=0x00f0
 [P_IOB_Dir]=R1
 [P_IOB_Attrib]=R1
 R1=0x0004
 [P_IOB_Data]=R1
 R1=0x00ff
 [P_IOA_Dir]=R1
 [P_IOA_Attrib]=R1   
  R1=0x0050
 [P_IOA_Data]=R1
 R1=0x0001
   [P_Watchdog_Clear]=R1
  R1=0x002d                 //дCRA
 [P_IOA_Data]=R1
  R1=0x00ad
 [P_IOA_Data]=R1
 [P_IOA_Data]=R1
 R1=0x002d
 [P_IOA_Data]=R1
 R1=0x005b
 [P_IOA_Data]=R1
 R1=0x002b                 //дCRB
 [P_IOA_Data]=R1
  R1=0x00ab
 [P_IOA_Data]=R1
 [P_IOA_Data]=R1
 R1=0x002b
 [P_IOA_Data]=R1
 R1=0x005b
 [P_IOA_Data]=R1
 R1=0x0001
   [P_Watchdog_Clear]=R1
  R1=0x0700
   R2=0x000a
   [R1++]=R2
   R2=0x0003
   [R1++]=R2
   R2=0x0002
   [R1++]=R2
   R2=0x0001
   [R1]=R2
   R1=0x0005
   [0x06fa]=R1
  
   R1=0x1004
   [P_INT_Ctrl]=R1
   
   
   R1=0x0000
   [0x06fe]=R1
   INT IRQ
  
 loop:
   nop
   nop
   R1=0x0104
   [P_INT_Ctrl]=R1
   nop
   nop
  
   R1=0x0001
   [P_Watchdog_Clear]=R1
   GOTO loop