步进电机控制系统设计(15)

微型计算机课程设计

微型计算机控制技术设计课程设计报告

附录A 程序清单

STACK SEGMENT STACK

DW 256 DUP(?)

STACK ENDS

DATA SEGMENT

TABLE DB 01H,03H,02H,06H,04H,0CH,08H,09H ; TABLE1 DB 01H,09H,08H,0CH,04H,06H,02H,03H DATA ENDS

CODE SEGMENT

ASSUME CS:CODE,DS:DATA

START: MOV AX,DATA

MOV DS,AX

MAIN: MOV AL,90H

OUT 63H,AL

MOV CX,000CH

MOV BX,OFFSET TABLE A0: A1:

PUSH CX MOV CX,0008H MOV AL,[BX] OUT INC 61H,AL BX CX CALL DALLY LOOP A2 A2: POP LOOP A1