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📄 k16nlcd.asm

📁 单片机应用的基本程序
💻 ASM
📖 第 1 页 / 共 2 页
字号:
	      ORG  0000H
              ;LJMP  MAT     ;无LCD输出   K15为75LS164串行移位输出
              MOV R0,#02H    ;16键先自动  再按键  BC板调好程序
         NH1: MOV A,#00H
              MOV P0,A
              LCALL T1S
              MOV P1,A
              LCALL T1S
              MOV P2,A
              LCALL T1S
              MOV P3,A
              LCALL T1S
              MOV A,#0FFH
              MOV P0,A
              LCALL T1S
              MOV P1,A
              LCALL T1S
              MOV P2,A
              LCALL T1S
              MOV P3,A
              LCALL T1S
              DJNZ R0,NH1
       KN01:  INC A
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              CJNE A,#0FH,KN01
              LCALL T3S
              LCALL T3S
        KN1:  MOV A,#0FH
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              MOV R0,#04H
        KN11: DEC A
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              CJNE A,#00H,KN11
        KN2:  MOV R0,#02H
       KN21:  MOV A,#0FH
              MOV P0,A
              LCALL T1S
              MOV P1,A
              LCALL T1S
              MOV P2,A
              LCALL T1S
              MOV P3,A
              LCALL T1S
              SWAP A
              MOV P0,A
              LCALL T1S
              MOV P1,A
              LCALL T1S
              MOV P2,A
              LCALL T1S
              MOV P3,A
              LCALL T1S
              SWAP A
              MOV P2,A
              LCALL T1S
              MOV P3,A
              LCALL T1S
              MOV P0,A
              LCALL T1S
              MOV P1,A
              LCALL T1S
              MOV P2,A
              LCALL T1S
              MOV P3,A
              LCALL T1S
              SWAP A
              MOV P2,A
              LCALL T1S
              MOV P3,A
              LCALL T1S
              DJNZ  R0,KN21
        KN3:  MOV R0,#02H
       KN31:  MOV A,#0AAH
              MOV P0,A
              LCALL T1S
              MOV A,#55H
              MOV P0,A
              LCALL T1S
              MOV A,#0AAH
              MOV P0,A
              LCALL T1S
              MOV A,#55H
              MOV P0,A
              LCALL T1S
              MOV P1,#0AAH
              MOV P1,A
              LCALL T1S
              MOV A,#55H
              MOV P1,A
              LCALL T1S
              MOV A,#0AAH
              MOV P1,A
              LCALL T1S
              MOV A,#55H
              MOV P1,A
              LCALL T1S
              MOV A,#0AAH
              MOV P2,A
              LCALL T1S
              MOV A,#55H
              MOV P2,A
              LCALL T3S
              MOV A,#0AAH
              MOV P2,A
              LCALL T1S
              MOV A,#55H
              MOV P2,A
              LCALL T1S
              MOV A,#0AAH
              MOV P3,A
              LCALL T1S
              MOV A,#55H
              MOV P3,A
              LCALL T1S
              MOV A,#0AAH
              MOV P3,A
              LCALL T1S
              MOV A,#55H
              MOV P3,A
              LCALL T1S
              DJNZ  R0,KN31
        KN4:  MOV R0,#02H
       KN41:  MOV A,#81H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#42H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#24H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#18H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#24H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#42H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#81H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,#00H
              LCALL T1S
              DJNZ R0,KN41
        KN5:  MOV R0,#02H
       KN51:  MOV A,#03H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#0CH
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#30H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#0C0H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#30H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#0CH
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#03H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              DJNZ R0,KN51
        KN6:  MOV R0,#02H
       KN61:  MOV A,#01H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#80H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#02H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#04H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#04H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#20H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              MOV A,#08H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              MOV A,#10H
              MOV P0,A
              MOV P1,A
              MOV P2,A
              MOV P3,A
              LCALL T1S
              DJNZ R0,KN61
              MOV A,#0FFH
              MOV P0,A
              MOV P2,A
              MOV P3,A
              MOV P1,A
              MOV A,#80H
              MOV P0,A
              MOV P2,A
         MAT: MOV  P1,#0FH  ;开始按键执行16个键
              ;MOV  IE,#84H
              ;LJMP IOK
         IOK: LCALL D10MS
              LCALL KEYIN
              JNZ  KT
              LJMP MAT
         KT:  MOV  R2,#0EFH
              MOV  R4,#00H
       COUN:  MOV  P1,R2
              MOV  A,P1
              JB  ACC.0, L1
              MOV  A,#00H
              AJMP LKP
         L1:  JB  ACC.1,L2
              MOV A,#04H
              LJMP LKP
         L2:  JB ACC.2,L3
              MOV A,#08H
              LJMP LKP
         L3:  JB ACC.3,NEXT
              MOV A,#0CH
        LKP:  ADD A,R4
              PUSH A
       WKFE:  LCALL KEYIN
              JNZ WKFE
              POP A
              LJMP KJMP
       NEXT:  INC R4
              MOV A,R2
              JNB ACC.7,KND
              RL A
              MOV R2,A
              LJMP COUN
        KND:  RETI
      KEYIN:  MOV P1,#0FH
              MOV A,P1
              CPL A
              ANL A,#0FH
              RET
              CLR A
              LCALL TXD3
              ;MOV SBUF,A
              ;MOV SBUF,A
              ;MOV SBUF,A
       KJMP:  MOV  DPTR,#KEY0
              MOV  B,#03H
              MUL  AB
              JMP  @A+DPTR
       KEY0:  LJMP K0
              LJMP K1
              LJMP K2
              LJMP K3
              LJMP K4
              LJMP K5
              LJMP K6
              LJMP K7
              LJMP K8
              LJMP K9
              LJMP K10
              LJMP K11
              LJMP K12
              LJMP K13
              LJMP K14
              LJMP K15
         K0:  CLR A
              ;MOV R7,A
              MOV 20H,#03H
         ZH1: MOV A,#00H
              MOV P0,A
              LCALL T1S
              MOV P2,A
              LCALL T1S
              MOV A,#0FFH
              MOV P0,A
              LCALL T1S
              MOV P2,A
              LCALL T1S
              DJNZ 20H,ZH1
              MOV R6,#05H
              MOV A,#00H
              MOV P0,A
              MOV P2,A
              LCALL T3S
        K01:  INC A
              INC A
              INC A
              INC A
              INC A

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