.module adc.c
                        .area text(rom, con, rel)
 0000                   .dbfile E:\ICCAVR\project\AVRMEG~2\icc\008-AD-LED\adc.c
 0000                   .dbfunc e get_ad _get_ad fc
 0000           ;              i -> R16
                        .even
 0000           _get_ad::
 0000                   .dbline -1
 0000                   .dbline 4
 0000           ; #include "iom16v.h"
 0000           ; 
 0000           ; /*ADC采樣函數，采樣第7通道信號，采樣分辨率256*/
 0000           ; unsigned char get_ad(void) {
 0000                   .dbline 8
 0000           ; 
 0000           ;       unsigned char i;
 0000           ;       
 0000           ;       ADMUX = 0x67;                   /*基準AVCC、左對齊、通道7*/
 0000 87E6              ldi R24,103
 0002 87B9              out 0x7,R24
 0004                   .dbline 9
 0004           ;       ADCSRA = 0xC2;                  /*使能、開啟、4分頻*/
 0004 82EC              ldi R24,194
 0006 86B9              out 0x6,R24
 0008           L2:
 0008                   .dbline 10
 0008           L3:
 0008                   .dbline 10
 0008           ;       while(!(ADCSRA & (1 << ADIF))); /*等待*/
 0008 349B              sbis 0x6,4
 000A FECF              rjmp L2
 000C                   .dbline 11
 000C           ;       i = ADCH;
 000C 05B1              in R16,0x5
 000E                   .dbline 12
 000E           ;       ADCSRA &= ~(1 << ADIF);         /*清標志*/
 000E 3498              cbi 0x6,4
 0010                   .dbline 13
 0010           ;       ADCSRA &= ~(1 << ADEN);         /*關閉轉換*/
 0010 3798              cbi 0x6,7
 0012                   .dbline 15
 0012           ; 
 0012           ;       return i;
 0012                   .dbline -2
 0012           L1:
 0012                   .dbline 0 ; func end
 0012 0895              ret
 0014                   .dbsym r i 16 c
 0014                   .dbend