001.lst

proteus仿真 ad590 与 8951 制作的温度报警器

A51 MACRO ASSEMBLER  001                                                                  07/24/2008 11:51:15 PAGE     1


MACRO ASSEMBLER A51 V7.10
OBJECT MODULE PLACED IN 001.OBJ
ASSEMBLER INVOKED BY: D:\Program Files\danpianji\C51\BIN\A51.EXE 001.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

                       1     ;==============================
                       2     ;定义
                       3     ;==============================
  0030                 4     LED_0   EQU     30H
  0031                 5     LED_1   EQU     31H
  0032                 6     LED_2   EQU     32H
  0035                 7     ADC     EQU     35H
  0038                 8     H_TEMP  EQU     38H
  00B4                 9     H_ALM   BIT     P3.4
  00B7                10     SOUND   BIT     P3.7
  00A6                11     CLOCK   BIT     P2.6
  00A7                12     ST      BIT     P2.7
  00A5                13     EOC     BIT     P2.5
  00A4                14     OE      BIT     P2.4
0000                  15             ORG     00H             ;复位地址 ORG origin缩写
0000 800C             16             SJMP    START           ;跳转 START 开始的意思
0003                  17             ORG     03H             ;外部中断INT0
0003 213C             18             AJMP    INT_0
000B                  19             ORG     0BH             ;T0中断入口
000B 020082           20             LJMP    INT_T0
                      21     ;==============================
                      22     ;初始化
                      23     ;==============================
000E 758170           24     START:  MOV     SP,#70H         ;堆栈初始化
0011 C2B7             25             CLR     SOUND
0013 753000           26             MOV     LED_0,#00H
0016 753100           27             MOV     LED_1,#00H
0019 753200           28             MOV     LED_2,#00H
001C 753841           29             MOV     H_TEMP,#65      ;设置高温温度
001F 758902           30             MOV     TMOD,#02H       ;定时/计势鞣绞窖≡瘢ǜ