单片机原理及接口技术第三版梅丽凤王艳秋编著的习题解答课后答案(1).doc

103f 1 1-1125 000/s18 8001 500150 m230 t1001-2CPURAMROM/I/O1-31970197441974197881978198381983816321-4IntelMCS-48MCS-51MCS-96Motorola680168026803680568HC11ZilogZ8Super8AtmelAT89FairchildF83870TITMS7000NSNS8070NECCOM87PD7800NationalMN6800HitachiHD6301HD63L05HD63051-518031/8051/875180518031ROMEPROM80514KBROM87514KBEPROM28032A/8052A/8752A8031/8051/87518052ROMRAM8051/380C31/80C51/87C51BH8051CHMOS80C32/80C52/87C528052CHMOS1-68052ROMRAM8051/1-7AT89Atmel8FlashFlashAT8980318051 1-8AT89S51AT89S52AT89S53AT89S8252AT89S514KBFlashAT89S52AT89S82528KBFlashAT89S5312KBFlash2 MCS-512-1MCS-518CPURAMROM/EPROM/I/OP0P1P2P3/SFRCPURAMROM/EPROM/I/OPC/SFR2-2 EAEAPC0FFFH8051/8751/80C511FFFH8052EA80318031EA2-3MCS-51P33P3P3.0RXDP3.1TXDP3.20INT0P3.31INT1P3.4T00P3.5T11P3.6WRRAMP3.7RDRAM3ALEPROGEPROMEPROMEPROM RESETVPDVCCRAMEAVPPEPROMEPROM21V2-4MC103fS-51256128128128300H1FH20H2FHRAM30H7FH128803180514KBROM87514KBEPROM2-5MCS-514PSWRS1RS0RS1 RS0 0 0 00 1 11. 0 21. 1 32-6RAM128300H1FH20H2FHRAM30H7FH2-7DPTR1616RAMDPTRDPHDPL2-8RAM8051SPRAM07H08H80511SP2-9PSW8CYPSW.7ACPSW.6F0PSW.5F1PSW.1RS1PSW.4RS0PSW.3OVPSW.2PPSW.02-10P01I/O8/ P1I/OP2P1I/O8P3P1I/O412-11CPU12MHz1s8MHz3s2-12RESET24CPUSP=07HP0P3FFH02-138051RAMRAMRAM80C51RAMPCON2-143 MCS-513-13-2 3-3MCS-5171#21283R0R7AABDPTR4RAMRAM128R0R1RAM256R0R164KBDPTR5DPTRPCA16ROM 6R103fOM720H2FH12883-43-53-63-73-88052RAM128B3-96MOVX ADPTR MOVX DPTRAMOVX ARi MOVX RiAMOVC AA+DPTR MOVC AA+PC1MOVX AR1 MOVX ADPTRRAM1RAM2561RAM64KB2MOVX ADPTR MOVX DPTRA1RAM64KB1RAM64KB3MOV R0A MOVX R0A1RAM1281RAM2564MOVC AA+DPTR MOVX ADPTR1ROM1RAM3-10R030HR0=30HAR0A=40HR1AR1=40HBR1B=10HR1P1R1=40H=EFHP2P1P2=EFH10H20H10H=20H30H10H30H=20HR0=30HA=40HR1=40HB=10H40H=EFHP2=EFH10H=20H30H=20H 3-111AMOV AR1MOV R0A2RAMRAMARAM60HFFHRiMOV R1#60HMOVX AR1MOV R0A3 MOV R1#60HMOVX AR1MOV 40HA4MOV DPTR#1000HMOVX ADPTRMOV R1#40HMOVX R1A5ROMROMMOV DPTR#2000HMOV A#00HMOVC AA+DPTRMOV R2A6 MOV DPTR#2000HMOV A#00HMOVC AA+DPTRMOV 40HA7 MOV DPTR#2000HMOV A#00HMOVC AA+DPTRMOV DPTR#0200HMOVX DPTRA3-12RAMRAMAXCHMOV DPTR#1000HMOVX ADPTRXCH A60HMOVX DPTRA3-13ORG 0200HMOV DPTR#TABMOV AR7MOVC AA+DPTR ORG 0300HTAB DB 01491625364964813-141AR1A=40HR1=5BHPSW=81H2A40HA=C3H40H=5BHPSW=80H3AR1A=C3HR1=40H=5BHPSW=80H4A03R103A=53HR1=40H=CBHPSW=80H5A03A47A=B5HPSW=81H6AA+R1A=9BHPSW=05H7AA+40HA=1EHPSW=80H8AA+40HA=9BHPSW=05H9AA+40H+CYA=1FHPSW=81H10AA-40H-CYA=97HPSW=85H11AA- 40H - CYA=1AHPSW=01H3-151A=00HCY2A=00HCYINCPACCYADDCYACP3-1616888CY0CLR CMOV A#56HSUBB A#78HMOV R0AMOV A#23HSUBB A#45HMOV R1A3-17AA23HA=03H42H42HA42H?103f?37HAAR0A=34HAAA=CBHA=CBH3-181 MOV DPTR#1000HMOVX ADPTRCPL AMOVX DPTRA2 MOV R0#60HMOVX AR0ANL A#3FHXRL A#03H MOVX R0A3-19DA AABCDBCDBCDDA AADDADDC3-20MOV DPTR#1000HMOVX ADPTRMOV B#10MUL ABMOV 30HAMOV 31HBMOV DPTR#2000HMOVX ADPTRMOV B#32MUL ABADD A30HMOV 30HAMOV ABADDC A31HMOV 31HA3-21MOV R7#10MOV DPTR#block1MOV R0#block2LOOP MOVX ADPTRMOV R0AINC DPTRINC R0DJNZ R7LOOP3-22MOV A#01HLOOP MOV P0ARL ALCALL DELAYSJMP LOOPDELAY MOV R7#00HDELAY1 MOV R6#00HDJNZ R6$DJNZ R7DELAY1RET3-23ORL C11HMOV 11HCMOV CP1.0ORL C10H ANL C11HMOV P1.0C3-2412ACCE0H00H7FH3ACC4ACC.056ACCE0H00H7FH7ACC8ACC.03-25ANL ABORL ACMOV FC3-26LJMP addr161664KBAJMP addr1111a7a0a10a83PC+22K3-271 MOV P1#0CAH P1CAHP1=CAH=11001010BMOV A#56H A56HA=56H=01010110BJB P1.2L1 P1.2=1L1JNB ACC.3L2 ACC.3=0L2L1 L2 L2P1.2=0ACC.3=0L22 MOV A#43H A43HA=43H=01000011BJB ACC.2L1 ACC.2=1L1JBC ACC.6L2 ACC.6=1L2ACC.6L1 L2 L2ACC.2=0ACC.6=1L2ACC.63-281MOV AP1CPL AANL A#0F0HSWAP AMOV P1A 2LOOP JNB P1.4L1 JNB P1.5L2 JNB P1.6L3 JNB P1.7L4 LJMP LOOP L1 MOV P1#01H LJMP LOOP L2 MOV P1#02H LJMP LOOP L3 MOV P1#03H LJMP LOOP L4 MOV P1#04H LJMP LOOP 4 4-1ORG 0100HMOV A21HADD A23HMOV 25HAMOV A20HADDC A22HMOV 24HARET4-2ORG 0200HMOV A51HMOV B#20MUL ABMOV 53HAMOV 52HBMOV A50HMOV B#3MUL ABADD A53HMOV 53HAMOV ABADDC A52HMOV 52HARET4-3 ORG 0300HMOV ADATACJNE A#20LOP1LOP1 JC LOP3CJNE A#50LOP2LOP2 JC LOP4MOV B#1LJMP LOP5LOP3 MOV B#2LJMP LOP5LOP4 MOV B#5LOP5 MUL ABMOV FUNCARET4-4ORG 0400HMOV Amun+1JNB ACC.7LOOPCLR CMOV AnumSUBB A#01HCPL AMOV numAMOV A#num+1 XAA20?A50?2B5B1BABAAFUNCYNYN 4-1 4-3103fSUBB A#00HCPL AMOV num+1ALOOP RET4-5ORG 0500HMOV DPTR#JPTABMOV AR2RL AJMP A+DPTRJPTAB AJMP KEY0AJMP KEY1AJMP KEY2AJMP KEY15KEY0 KEY1 KEY2 KEY15 4-6ORG 0600HMOV R0#40HMOV DPTR#2000HMOV R7#21HLOOP MOV AR0MOVX DPTRAINC R0INC DPTRDJNZ R7LOOPRET4-7ORG 0700HMOV DPTR#DATAMOV R7#10LOOP MOVX ADPTRORL A#80HMOVX DPTRAINC DPTRDJNZ R7LOOPRET4-8ORG 0800HMOV DPTR#3000H MOV R0#30HMOV R7#7LOOP MOVX ADPTRMOV R0AINC DPTRINC DPTRINC R0DJNZ R7LOOPRET4-9ORG 0900HMOV DPTR#1000HMOV R1#30HMOV R7#31HLOOP MOVX ADPTRMOV R1ACLR AMOVX DPTRAINC DPTRINC R1DJNZ R7LOOPRET4-10ORG 0A00HMOV R1#DAT1MOV DPTR#DAT2MOV R6#10HLOOP1 MOV AR1CJNE A#0DHLOOP2LJMP LOOP3LOOP2 MOVX DPTRAINC R1INC DPTRDJNZ R6LOOP1LOOP3 RET4-11ORG 0B00HMOV DPTR#3000HMOV R7#100MOV one#00HMOV two#00HMOV three#00HLOP1 MOVX ADPTRJZ LOP2JNB ACC.7LOP3 INC threeLJMP LOP4LOP2 INC twoLJMP LOP4LOP3 INC oneLOP4 INC DPTRDJNZ R7LOP1RET4-12ORG 0C00HMOV R0#50HMOV A#00HMOV R7#10LOP ADD AR0INC R0DJNZ R7LOPMOV B#10DIV ABMOV 5AHARET4-13ORG 0D00HMOV R0#40HMOV AR0MOV R7#47LOOP INC R0MOV 30HR0CJNE A30HCHKCHK JC LOOP1MOV AR0LOOP1 DJNZ R7LOOPMOV MINARET4-14ORG 0E00HSTART MOV R0#40HMOV R7#19CLR 00HLOOP MOV AR0MOV 30HAINC R0MOV 31HR0CLR CSUBB AR0JNC NEXT MOV R030HDEC R0MOV R031HINC R0SETB 00HNEXT DJNZ R7LOOPJB 00HSTARTMOV R0#40HMOV DPTR#2000HMOV R7#20LOP1 MOV AR0MOVX DPTRAINC R0INC DPTRDJNZ R7LOP1RET4-15ORG 0F00HMOV DPTR#2000HMOV R7#100LOOP1 MOVX ADPTRCJNE A#44HLOOP2MOV 30HDPLMOV 31HDPHMOV DPTR#20A0HMOV A30HMOVX DPTRAINC DPTRMOV A31HMOVX DPTRALJMP LOOP3LOOP2 INC DPTRDJNZ R7LOOP1LOOP3 RET4-16ORG 1000HMOV R0#