alarm.asm

来自「ap89170 的语音报警系统」· 汇编 代码 · 共 101 行

        SMM1 BIT P1.3
        SMM2 BIT P1.2
        SMM3 BIT P1.1
        SBT  BIT P3.7
        JDG  BIT P1.5
        DOG  BIT P1.7
        STOP BIT P1.4
        ORG  0000H
        AJMP MAIN
        ORG  0030H
   MAIN:MOV  SP,#69H
        CLR  SBT
        JNB   STOP,$  
    MAY:SETB JDG
        CLR  SBT
        CALL BLOCK1      ;音段1
        CALL BLOCK2 
        CALL BLOCK3
        CALL BLOCK4
        CALL BLOCK5      ;音段2
        CALL BLOCK6      ;音段3
        CALL ALARM       ;报警
        SJMP MAY

BLOCK6: CLR  SBT
        SETB SMM1
        CLR  SMM2
        SETB SMM3         ;设置地址
        SETB SBT          ;语音开
        CALL DELAY
        CLR  SBT
        JNB  STOP,$         ;语音关
        CLR  SBT
        CALL DELAY
        RET
BLOCK5:
        CLR  SMM1
        CLR  SMM2
        SETB SMM3         ;设置地址
        SETB SBT          ;语音开
        CALL DELAY
        CLR  SBT          ;语音关
        JNB   STOP,$
        CALL DELAY
        RET
BLOCK4:
        SETB  SMM1
        SETB  SMM2
        CLR   SMM3
        SETB  SBT
        CALL DELAY
        CLR   SBT
        JNB   STOP,$
        CALL DELAY
        RET
BLOCK3: CLR  SMM1
        SETB SMM2
        CLR  SMM3
        SETB SBT
        CALL DELAY
        CLR  SBT
        JNB   STOP,$
        CALL DELAY
        RET
BLOCK2: SETB SMM1
        CLR  SMM2
        CLR  SMM3
        SETB SBT
        CALL DELAY
        CLR  SBT
       ; CALL DELAY
        JNB   STOP,$
        CALL DELAY
        RET
BLOCK1: CLR   SBT
        CLR  SMM1
        CLR  SMM2
        CLR  SMM3
        SETB SBT
        CALL DELAY
        CLR  SBT
        JNB   STOP,$
        CALL DELAY
        RET
ALARM:                     ;报警灯
        CLR JDG
        NOP
        RET
DELAY:
        MOV R7,#00
D3D6595:MOV R5,#00
	DJNZ R5,$
	DJNZ R7,D3D6595
	RET
        END