main.lis

AVR mega16系列单片机开发程序

                        .module main.c
                        .area vector(rom, abs)
                        .org 4
 0004 0C940000          jmp _int0_isr
                        .area text(rom, con, rel)
 0000                   .dbfile C:\DOCUME~1\Administrator\桌面\count\main.c
 0000                   .dbfunc e int0_isr _int0_isr fV
                        .even
 0000           _int0_isr::
 0000 8A93              st -y,R24
 0002 8FB7              in R24,0x3f
 0004 8A93              st -y,R24
 0006                   .dbline -1
 0006                   .dbline 9
 0006           ; 
 0006           ; #include "config.h"
 0006           ; 
 0006           ; unsigned int i;
 0006           ; unsigned char flag;
 0006           ; 
 0006           ; #pragma interrupt_handler int0_isr:2
 0006           ; void int0_isr(void)
 0006           ; {
 0006                   .dbline 10
 0006           ;   flag = 1;
 0006 81E0              ldi R24,1
 0008 80930000          sts _flag,R24
 000C                   .dbline -2
 000C           L1:
 000C 8991              ld R24,y+
 000E 8FBF              out 0x3f,R24
 0010 8991              ld R24,y+
 0012                   .dbline 0 ; func end
 0012 1895              reti
 0014                   .dbend
 0014                   .dbfunc e init_devices _init_devices fV
                        .even
 0014           _init_devices::
 0014                   .dbline -1
 0014                   .dbline 14
 0014           ; }
 0014           ; 
 0014           ; void init_devices(void)
 0014           ; {
 0014                   .dbline 15
 0014           ;  CLI();                 //disable all interrupts
 0014 F894              cli
 0016                   .dbline 16
 0016           ;  MCUCR = 0x00;
 0016 2224              clr R2
 0018 25BE              out 0x35,R2
 001A                   .dbline 17
 001A           ;  GICR  = 0x40;
 001A 80E4              ldi R24,64
 001C 8BBF              out 0x3b,R24
 001E                   .dbline 18
 001E           ;  TIMSK = 0x00;         //timer interrupt sources
 001E 29BE              out 0x39,R2
 0020                   .dbline 19
 0020           ;  SEI();                //re-enable interrupts
 0020 7894              sei
 0022                   .dbline -2
 0022           L2:
 0022                   .dbline 0 ; func end
 0022 0895              ret
 0024                   .dbend
 0024                   .dbfunc e main _main fV
                        .even
 0024           _main::
 0024                   .dbline -1
 0024                   .dbline 23
 0024           ; }
 0024           ; 
 0024           ; void main(void)
 0024           ; {  
 0024                   .dbline 24
 0024           ;   led_init();  
 0024 0E940000          xcall _led_init
 0028                   .dbline 25
 0028           ;   init_devices(); 
 0028 F5DF              xcall _init_devices
 002A 1AC0              xjmp L5
 002C           L4:
 002C                   .dbline 28
 002C           ;   
 002C           ;    while(1)
 002C           ;      { 
 002C                   .dbline 29
 002C           ;        if(flag==1)  
 002C 80910000          lds R24,_flag
 0030 8130              cpi R24,1
 0032 49F4              brne L7
 0034                   .dbline 30
 0034           ;          i++;
 0034 80910100          lds R24,_i
 0038 90910200          lds R25,_i+1
 003C 0196              adiw R24,1
 003E 90930200          sts _i+1,R25
 0042 80930100          sts _i,R24
 0046           L7:
 0046                   .dbline 31
 0046 2224              clr R2
 0048 20920000          sts _flag,R2
 004C                   .dbline 32
 004C 01E0              ldi R16,1
 004E 10E0              ldi R17,0
 0050 0E940000          xcall _delay_ms
 0054                   .dbline 33
 0054 00910100          lds R16,_i
 0058 10910200          lds R17,_i+1
 005C 0E940000          xcall _display
 0060                   .dbline 34
 0060           L5:
 0060                   .dbline 27
 0060 E5CF              xjmp L4
 0062           X0:
 0062                   .dbline -2
 0062           L3:
 0062                   .dbline 0 ; func end
 0062 0895              ret
 0064                   .dbend
                        .area bss(ram, con, rel)
 0000                   .dbfile C:\DOCUME~1\Administrator\桌面\count\main.c
 0000           _flag::
 0000                   .blkb 1
 0001                   .dbsym e flag _flag c
 0001           _i::
 0001                   .blkb 2
 0003                   .dbsym e i _i i