模拟计算器十六进制整数加减输入及显示课程设计

1、模拟计算器十六进制整数加减输入及显示课程设计百度文库搜索“模拟计算器数字输入及显示课程设计”并将程序清单中的程序改成以下程序:ORG 0000HLJMP STARTORG 0030HSTART: MOV 30H,#00HMOV 38H,#00HMOV 39H,#00HMOV 3AH,#00HMOV 3BH,#00HMOV 3CH,#00HMOV 3DH,#00HMOV 3EH,#00HMOV 3FH,#00HMOV 40H,#00HMOV 41H,#00HMOV 42H,#00HMOV 43H,#00HMOV 44H,#00HMOV 50H,#0F0HMOV 51H,#0E8HMOV 52H,

2、#0D8HMOV 53H,#0B8HMOV 54H,#78HLOOP3: ACALL DISPLAYMOV R0,#50HMOV R7,#05HLOOP1: MOV A,R0MOV P3,AMOV A,#0FFHMOV P1,AMOV A,P1ANL A,#0FHMOV R5,ACJNE A,#0FH,LOOP2INC R0DJNZ R7,LOOP1JMP LOOP3LOOP2: MOV R4,#0A0HTFF: ACALL DELAY1mSDJNZ R4,TFFSS: MOV A,#0FFHMOV P1,AMOV A,P1ANL A,#0FHCJNE A,#0FH,SSMOV A,42HCJ

3、NE A,#01H,NEXT1MOV 40H,#00HMOV 42H,#00HNEXT1: CJNE R0,#0F0H,ROW2KEYMOV A,R5CJNE A,#0EH,KEY2MOV A,40HCJNE A,#08H,TW1ACALL WARNNINGJMP LOOP3TW1: INC 40HMOV A,#00HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY2: CJNE A,#0DH,KEY3MOV A,40HCJNE A,#08H,TW2ACALL WARNNINGJMP LOOP3TW2: INC 40HMOV A,#01HMOV 43H

4、,AACALL MOVEACALL CHANGE11JMP LOOP3KEY3: CJNE A,#0BH,KEY4MOV A,40HCJNE A,#08H,TW3ACALL WARNNINGJMP LOOP3TW3: MOV A,#02HINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY4: MOV A,40HCJNE A,#08H,TW4ACALL WARNNINGJMP LOOP3TW4: MOV A,#03HINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3ROW2KEY:CJNE R0

5、,#0E8H,ROW3KEYMOV A,R5CJNE A,#0EH,KEY5MOV A,40HCJNE A,#08H,TW5ACALL WARNNINGJMP LOOP3TW5: INC 40HMOV A,#04HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY5: CJNE A,#0DH,KEY6MOV A,40HCJNE A,#08H,TW6ACALL WARNNINGJMP LOOP3TW6: MOV A,#05HINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY6: CJNE A,#0BH,

6、KEY7MOV A,40HCJNE A,#08H,TW7ACALL WARNNINGJMP LOOP3TW7: MOV A,#06HINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY7: MOV A,40HCJNE A,#08H,TW8ACALL WARNNINGJMP LOOP3TW8: MOV A,#07HINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3ROW3KEY:CJNE R0,#0D8H,ROW4KEYMOV A,R5CJNE A,#0EH,KEY8MOV A,40HCJNE A

7、,#08H,TW9ACALL WARNNINGJMP LOOP3TW9: MOV A,#08HINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY8: CJNE A,#0DH,KEY9MOV A,40HCJNE A,#08H,TW10ACALL WARNNINGJMP LOOP3TW10: MOV A,#09HINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY9: CJNE A,#0BH,KEY10MOV A,40HCJNE A,#08H,TW11ACALL WARNNINGJMP LOO

8、P3TW11: MOV A,#0AHINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY10: MOV A,40HCJNE A,#08H,TW12ACALL WARNNINGJMP LOOP3TW12: MOV A,#0BHINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3ROW4KEY:CJNE R0,#0B8H,ROW5KEYMOV A,R5CJNE A,#0EH,KEY11MOV A,40HCJNE A,#08H,TW13ACALL WARNNINGJMP LOOP3TW13: MOV A

9、,#0CHINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY11: CJNE A,#0DH,KEY12MOV A,40HCJNE A,#08H,TW14ACALL WARNNINGJMP LOOP3TW14: MOV A,#0DHINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3KEY12: CJNE A,#0BH,KEY13MOV A,40HCJNE A,#08H,TW15ACALL WARNNINGJMP LOOP3TW15: MOV A,#0EHINC 40HMOV 43H,AACALL

10、 MOVEACALL CHANGE11JMP LOOP3KEY13: MOV A,40HCJNE A,#08H,TW16ACALL WARNNINGJMP LOOP3TW16: MOV A,#0FHINC 40HMOV 43H,AACALL MOVEACALL CHANGE11JMP LOOP3ROW5KEY:MOV A,R5CJNE A,#0EH,KEY14 JMP STARTKEY14: CJNE A,#0DH,KEY15ACALL JUDEGACALL CHANGEMOV 41H,#01HMOV 42H,#01HJMP LOOP3KEY15: CJNE A,#0BH,KEY16ACALL

11、 JUDEG ACALL CHANGE MOV 41H,#02HMOV 42H,#01HJMP LOOP3KEY16: ACALL JUDEGACALL CHANGEMOV 41H,#00HMOV 42H,#01HMOV 3CH,#00HMOV 3DH,#00HJMP LOOP3MOV E: MOV R1,#30HMOV R6,40HDDD: XCH A,R1NOPNOPNOPNOPINC R1DJNZ R6,DDDRETMAKEADD:MOV A,R0MOV R2,AMOV A,R3MOV R7,ACLR CLOP: MOV A,R0ADDC A,R1MOV R0,AINC R0INC R1

12、DJNZ R7,LOPJNC NEXTINC R3MOV R0,#01HNEXT: MOV A,R2MOV R0,ARETMAKESUB:CLR 07HMOV A,R0MOV R2,AMOV A,R3MOV R7,ACLR CLOP1: MOV A,R0SUBB A,R1MOV R0,AINC R0INC R1DJNZ R7,LOP1JNC LOP2 SETB 07HLOP2: MOV A,R2 MOV R0,A RETMAKEMUL:MOV A,R3 MOV B,R7 MUL AB XCH A,R7 MOV R5,B MOV B,R2 MUL AB ADD A,R5 MOV R4,A CLR

13、 A ADDC A,B MOV R5,A MOV A,R6 MOV B,R3 MUL AB ADD A,R4 XCH A,R6 XCH A,B ADDC A,R5 MOV R5,A MOV F0,C MOV A,R2 MUL AB ADD A,R5 MOV R5,A CLR AMOV ACC.0,C MOV C,F0 ADDC A,B MOV R4,A RETMAKEDIV:MOV A,R5 CLR C SUBB A,R3 MOV A,R4 SUBB A,R2 JNC DIV11 MOV B,#16 DIV22: CLR CMOV A,R7RLC AMOV R7,AMOV A,R6RLC AM

14、OV R6,AMOV A,R5RLC AMOV R5,AXCH A,R4RLC AXCH A,R4MOV F0,CCLR CSUBB A,R3MOV R1,AMOV A,R4SUBB A,R2JB F0,DIV33JC DIV44DIV33: MOV R4,AMOV A,R1MOV R5,AINC R7DIV44: DJNZ B,DIV22CLR F0RETDIV11: SETB F0RETCHANGE11:MOV R0,#40HCJNE R0,#01H,TA1MOV 38H,43HJMP TA2TA1: MOV R3,38HMOV R2,39HMOV R6,#00HMOV R7,#10HAC

15、ALL MAKEMULMOV 39H,R6MOV 38H,R7MOV 3AH,R5MOV 3BH,R4MOV R0,#38HMOV R1,#43HMOV R3,#02HACALL MAKEADDTA2: RETCHANGE: MOV 40H,#00HMOV R0,#30HMOV R7,3CHMOV R6,3DHTD1: MOV R5,#00HMOV R4,#00HMOV R2,#00HMOV R3,#10HINC 40HACALL MAKEDIVMOV A,R5MOV R0,AINC R0MOV A,R6CJNE A,#00H,TD1MOV A,R7CJNE A,#00H,TD1RETJUDE

16、G: MOV A,3AHJZ JUD1ACALL ERRORLJMP LOOP3JUD1: MOV R1,#38HMOV A,41HCJNE A,#00H,TBMOV 3CH,R1INC R1MOV 3DH,R1JMP TBBTB: CJNE A,#01H,TB1MOV R0,#3CHMOV R3,#02HACALL MAKEADDMOV A,R3CJNE A,#03H,JUD2ACALL ERRORLJMP LOOP3JUD2: JMP TBBTB1: CJNE A,#02H,TB2MOV R0,#3CHMOV R3,#02H ACALL MAKESUB JNB 07H,JUD4 ACALL

17、 ERROR LJMP LOOP3JUD4: JMP TBBTB2: CJNE A,#03H,TB3MOV R3,3CH MOV R2,3DH MOV R6,39H MOV R7,38HACALL MAKEMULMOV 3DH,R6 MOV 3CH,R7 MOV 3EH,R5 MOV 3FH,R4MOV A,R5JZ JUD3ACALL ERRORLJMP LOOP3JUD3: JMP TBBTB3: MOV R7,3CHMOV R6,3DHMOV R5,#00HMOV R4,#00H MOV R2,39H MOV R3,38H ACALL MAKEDIVMOV 3CH,R7 MOV 3DH,

18、R6 JNB F0,TBB ACALL ERRORLJMP LOOP3TBB: MOV 38H,#00HMOV 39H,#00HMOV 3AH,#00HMOV 3BH,#00H RETWARNNING:CLR P3.0SETB P3.0MOV R4,#0FFHTFg: ACALL DELAY1mS DJNZ R4,TFg RETERROR: MOV R0,#30HMOV A,#10HMOV R5,#08HMOV 40H,#08HET: MOV R0,AINC R0INC ADJNZ R5,ETRETDISPLAY: MOV DPTR,#TABLE1MOV R0,#30HMOV R1,#80HMOV R5,40HNEXTF: MOV P2,R1MOV A,R0MOVC A,A+D