dayin.asm

单片机控制微型打印机的源程序

org 0000h
LJMP MAIN
ORG 0030H
MAIN:
   CLR P3.2
   ACALL DELAY10MS
   ACALL DELAY10MS
   ACALL DELAY10MS
   ACALL DELAY10MS
   MOV R0,#54
   MOV DPTR,#DATATABLE
LOOP:CLR A
HERE:JB P3.1,HERE
     ACALL DELAY10MS
     JB P3.1,HERE
     NOP
     NOP
     NOP
     MOVC A,@A+DPTR
     ACALL SEND
     INC DPTR
     DJNZ R0,LOOP
     AJMP $
SEND:MOV P1,A
     MOVX @DPTR,A
     RET
DELAY10MS:
     MOV R1,#5FH
LOOP2:MOV R2,#5FH
LOOP1:DJNZ R2,$
      DJNZ R1,LOOP2
      RET
DATATABLE:
     DB       1BH,6CH,00H,'E','S','C',',','4','B','H','1','5','+','0',0DH,0AH
     DB '帅','金','泉','是','浙'
     DB '帅','哥','哈','哈','哈'
     DB 1BH,38H,03H
     DB 0D6H,0D0H,0B9H,0FAH,0C8H,0CBH,0C3H,0F1H
     DB 0BDH,0E2H,0B7H,0C5H,0BEH,0FCH,0DH,0AH
     DB 1BH,38H,02H
     DB 0D6H,0D0H,0B9H,0FAH,0C8H,0CBH,0C3H,0F1H
     DB 0BDH,0E2H,0B7H,0C5H,0BEH,0FCH,0DH,0AH


     END