桂电智能仪器实验代码(最新lab8000平台汇编)知识讲解

桂电智能仪器实验代码(最新l a b8000平台汇编)实验1ORG 0000HAJMP MAINORG 0200HBUFF EQU 60HMAIN:MOV R3,#00HMOV R4,#00HACALL DISPLAYACALL KEXAMJZ MAINACALL D10msACALL KEXAMJZ MAINMOV R2,#0DFHMOV DPTR,#8004HMOV A,#00HMOVX @DPTR,A KEY1:MOV DPTR,#8002H MOV A,R2MOVX @DPTR,AMOV DPTR,#8001HMOVX A,@DPTRCPL AANL A,#0FHJNZ KEY2MOV A,R3ADD A,#04HMOV R3,AMOV A,R2RR AMOV R2,AJB ACC.0,KEY1AJMP MAINKEY2:CPL AKEY3:RRC AJNC KEY4INC R4AJMP KEY3KEY4:ACALL DISPLAY ACALL D10msACALL KEXAMJNZ KEY4MOV A,R3ADD A,R4MOV BUFF,AKEND:AJMP MAINKEXAM:MOV DPTR,#8002HMOV A,#00HMOVX @DPTR,AMOV DPTR,#8001HMOVX A,@DPTRCPL AANL A,#0FHRETDISPLAY:MOV DPTR,#TABMOV A,60HMOVC A,@A+DPTRMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#10HMOVX @DPTR,ARETD10ms:MOV R5,#30HDL:MOV R6,#0FFHDL0:DJNZ R6,DL0DJNZ R5,DLRETTAB:DB 3FH 06H 66H 07HDB 71H 5BH 6DH 7FHDB 79H 4FH 7DH 6FHDB 5EH 39H 7CH 77H实验2ORG 0000HAJMP MAINORG 0100HMAIN: ACALL KEXAM ;检查按键 JZ MAIN ;无继续ACALL D10ms ;延时去抖JZ MAINSTART: MOV DPTR,#8002H ;键值分析及选通道 MOV A,#0DFHMOVX @DPTR,AMOV DPTR,#8001HMOVX A,@DPTRCPL AANL A,#07HCJNE A,#01H,KEY1 ;INT0AJMP INT0KEY1: CJNE A,#02H,KEY2;INT1AJMP INT1KEY2: CJNE A,#04H,MAINAJMP AUTOINT0: ACALL DISPLAY1MOV A,#0FH ;0-5VMOV DPTR,#9000HMOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRMOV @R0,AACALL CAIACALL DISPLAYACALL KEXAMJZ INT0AJMP STARTINT1: ACALL DISPLAY2MOV A,#0FH ;固定值MOV DPTR,#9001HMOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRMOV @R0,AACALL CAIACALL DISPLAYACALL KEXAMJZ INT1AJMP STARTAUTO: MOV 50H,#2000000DJNZ 50H,LOP0AJMP INT00AUTO1: MOV 51H,#2000000 LOP1:ACALL D10msDJNZ 51H,LOP1AJMP INT11INT00:ACALL DISPLAY1MOV A,#0FH ;0-5V MOV DPTR,#9000HMOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRMOV @R0,AACALL CAIACALL DISPLAYACALL D10msMOV 53H,#30PPP: ACALL DISPLAY1ACALL DISPLAYACALL DISPLAY1ACALL DISPLAYACALL DISPLAY1ACALL DISPLAYDJNZ 53H,PPPACALL KEXAMJZ AUTO1AJMP STARTINT11:ACALL DISPLAY2MOV A,#0FH ;固定值 MOV DPTR,#9001HMOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRMOV @R0,AACALL CAIACALL DISPLAYACALL D10msMOV 54H,#30OOO: ACALL DISPLAY2ACALL DISPLAYACALL DISPLAY2ACALL DISPLAYACALL DISPLAY2ACALL DISPLAYDJNZ 54H,OOOACALL KEXAMJZ AUTOAJMP STARTKEXAM: MOV DPTR,#8004H ;按键判断 MOV A,#00HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#00HMOVX @DPTR,AMOV DPTR,#8001HMOVX A,@DPTRCPL AANL A,#0FHRETCAI: MOV A,@R0 ;数据处理MOV B,#51DIV ABMOV 40H,AMOV A,BCLR F0SUBB A,#1AHMOV F0,CMOV A,#10MUL ABMOV B,#51DIV ABJB F0,LOOP2ADD A,#5LOOP2:MOV 41H,AMOV A,BMOV A,BCLR F0SUBB A,#1AHMOV F0,CMOV A,#10MUL ABMOV B,#51DIV ABJB F0,LOOP3ADD A,#5LOOP3:MOV 42H,ARETDISPLAY:MOV DPTR,#TAB ;列表显示个位整数 40H MOV A,40HMOVC A,@A+DPTRMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#10HMOVX @DPTR,AACALL D10msMOV A,#80H ;小数点MOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#10HMOVX @DPTR,AACALL D10msMOV DPTR,#TAB ;余数 41H 42HMOV A,41HMOVC A,@A+DPTRMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#08HMOVX @DPTR,AACALL D10msMOV DPTR,#TABMOV A,42HMOVC A,@A+DPTRMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#04HMOVX @DPTR,AACALL D10msRETDISPLAY1: MOV A,#3FHMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#20HMOVX @DPTR,ALCALL D10msRETDISPLAY2: MOV A,#06HMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#20HMOVX @DPTR,ALCALL D10msRETD10ms: MOV R5,#03H ;延时10 DL: MOV R6,#0FFHDL0: DJNZ R6,DL0DJNZ R5,DLRETTAB: DB 3FH,06H,5BH,4FHDB 66H,6DH,7DH,07HDB 7FH,6FH,77H,7CHDB 39H,5EH,79H,71H实验4ORG 0000HAJMP KEYPRORG 0200HKEYPR:MOV R3,#00H ;列寄存器MOV R4,#00H ;行寄存器ACALL KEXAMJZ KENDACALL D10msACALL KEXAMJZ KENDMOV R2,#0DFH ;扫描初值KEY1:MOV DPTR,#8004HMOV A,#00HMOVX @DPTR,AMOV DPTR,#8002H ;送列码地址MOV A,R2MOVX @DPTR,A ;扫描第一列MOV DPTR,#8001H ;送行码地址MOVX A,@DPTRCPL AANL A,#0FHJNZ KEY2 ;有键按下，求行值MOV A,R3 ;无键按下，列加4 ADD A,#04HMOV R3,AMOV A,R2 ;求下一列扫描值RR AMOV R2,AJB ACC.0,KEY1 ;判断是否已全扫描AJMP KENDKEY2:CPL A ;恢复行模型KEY3:RRC AJNC KEY4INC R4AJMP KEY3KEY4:ACALL D10msACALL KEXAMJNZ KEY4MOV A,R3ADD A,R4MOV 60H,A ;键值存入60HL0:CJNE A,#00H,L1MOV DPTR,#DLTABMOV A,30HCJNE A,#05,ADDF1MOV 30H,#00HLJMP ADDF2ADDF1:INC 30HADDF2:MOVC A,@A+DPTRMOV 31H,ADLTAB:DB 01H,20H,50H,80H,0A0H L1:CJNE A,#0FH,L2 ;锯齿波LS0: ACALL DISPLAYMOV DPTR,#9000HMOV A,#00HLS1:MOVX @DPTR,AINC AACALL DELAYCJNE A,#0FFH,LS1ACALL DELAYACALL DISPLAYACALL KEXAMJZ LS0AJMP KENDKEND:ACALL DISPLAYLJMP KEYPRL2:CJNE A,#0EH,L3 ;三角波LS2: ACALL DISPLAYMOV DPTR,#9000HMOV A,#00HMOV R0,#200LS3: ACALL DELAYMOVX @DPTR,AINC ACJNE A,#0FFH,LS3LS4: ACALL DELAYDEC AMOVX @DPTR,ACJNE A,#00H,LS4DJNZ R0,LS3ACALL DISPLAYACALL KEXAMJZ LS2AJMP KENDL3:CJNE A,#0DH,L4 ;正弦波LS5:ACALL DISPLAYMOV A,#00MOV R0,ALS6: MOV DPTR,#TZSBMOV A,R0MOVC A,@A+DPTRMOV DPTR,#9000HMOVX @DPTR,AACALL DELAYINC R0CJNE R0,#32,LS6ACALL DISPLAYACALL KEXAMJZ LS5AJMP KENDL4:CJNE A,#0CH,KEND ;方波ACALL DISPLAYMOV R0,#200LS7: ACALL DISPLAYMOV A,#00MOV DPTR,#9000HMOVX @DPTR,AACALL DELAYMOV A,#255MOVX @DPTR,AACALL DELAYDJNZ R0,LS7ACALL D10msACALL DISPLAYACALL KEXAMJZ LS7AJMP KENDDISPLAY:MOV DPTR,#TAB ;显示子程序MOV A,60HMOVC A,@A+DPTRMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#01HMOVX @DPTR,ARETD10ms:MOV R5,#03H ;延时10毫秒DL: MOV R6,#0FFHDL0: DJNZ R6,DL0DJNZ R5,DLRETDELAY:MOV R6,31HDL1:DJNZ R6,DL1RETKEXAM:MOV DPTR,#8002H ;检查是否有键按下子程序 MOV A,#00HMOVX @DPTR,AMOV DPTR,#8001HMOVX A,@DPTRCPL AANL A,#0FHRETTAB:DB3FH,06H,66H,07H,71H,5BH,6DH,7FH,79H,4FH,7DH,6FH,5EH,39H,7CH,77H TZSB: DB 80H , 98H, 0B0H, 0C6H, 0DAH, 0EAH, 0F5H, 0FDHDB 0FFH, 0FDH, 0F5H , 0EAH, 0DAH, 0C6H, 0B0H, 98HDB 80H , 68H, 50H , 3AH, 26H, 16H, 0BH, 03HDB 01H, 03H, 0BH, 16H, 26H, 3AH, 50H, 68H实验5ORG 0000HAJMP MAINORG 0200HMAIN:MOV DPTR,#8001HMOV A,#00HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#00HMOVX @DPTR,AMOV R3,#00HMOV R4,#00HACALL DISPLAYACALL KEXAMJZ MAINACALL DL10msACALL KEXAMJZ MAINMOV R2,#0DFHMOV DPTR,#8004HMOV A,#00HMOVX @DPTR,AKEY1:MOV DPTR,#8002HMOV A,R2MOVX @DPTR,AMOV DPTR,#8001HMOVX A,@DPTRCPL AANL A,#0FHJNZ KEY2MOV A,R3ADD A,#04HMOV R3,AMOV A,R2RR AMOV R2,AJB ACC.0,KEY1AJMP MAINKEY2:CPL AKEY3:RRC AJNC KEY4INC R4AJMP KEY3KEY4:ACALL DISPLAYACALL DL10msACALL KEXAMJNZ KEY4MOV A,R3ADD A,R4MOV 30H,AKEY8:CJNE A,#00H,KEY5 ZIJIAN:MOV 41H,#0LCALL DISPLAY1ACALL DL10msACALL KEXAMACALL DL10msACALL KEXAMJZ ZIJIANAJMP MAINKEY5: CJNE A,#01H,KEY1 JK: LCALL MSFCLCALL DISPLAY1ACALL DL10msAJMP JKMSFC: MOV TMOD,#15H MOV R1,#0AHMOV TL0,#00HMOV TH0,#00HMOV TL1,#0B0HMOV TH1,#3CHSETB P3.4 JB P3.4,$SETB TR0SETB TR1WAIT:JBC TF1,NEXTNEXT:MOV TL1,#0B0HMOV TH1,#3CHDJNZ R1,WAITCLR TR1CLR TR0MOV 41H,TH0MOV 40H,TL0RETBBCD:MOV R2,40H ;二----十进制转换MOV R3,41HMOV R0,#64H ;64H 高位数据存储单元 MOV R7,#04HMOV DPTR,#PWTABMOV R6,#00HBBC1:MOV A,R6MOVC A,@A+DPTRMOV R4,AINC R6MOV A,R6MOVC A,@A+DPTRMOV R5,AINC R6MOV @R0,#00HBBC2:CLR CMOV A,R2SUBB A,R4MOV R2,AMOV A,R3SUBB A,R5MOV R3,AJC BBC3INC @R0SJMP BBC2BBC3:MOV A,R2ADD A,R4MOV R2,AMOV A,R3ADDC A,R5MOV R3,ADEC R0DJNZ R7,BBC1MOV @R0,ARETPWTAB: DB 10H 27H 0E8H 03H 0E8H 03H 0AH 00HDISPLAY :MOV R2,#20H ;显示循环次数MOV R0,#64H ; 64H 为高位数据存储单元 MOV R7,#4 ; 共 2 个八段管MOV R6,#00100000B ; 从左边开始显示MOV DPTR,#8002HMOV A,#0MOVX @DPTR,A ; 关所有八段管LOOP:MOV DPTR,#TABMOV A,@R0MOVC A,@A+DPTRCJNE R0,#63H,LOPPORL A,#80H ;第二位打小数点,单位为 KHz LOPP:MOV DPTR,#08004HMOVX @DPTR,AMOV DPTR,#08002HMOV A,R6MOVX @DPTR,A ; 显示一位八段管CALL DL10msMOV A,R6 ; 显示下一位RR AMOV R6,ADEC R0DJNZ R7,LOOPDJNZ R2,DISPLAYRETDISPLAY1:MOV DPTR,#TABMOV A,41HMOVC A,@A+DPTRMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#10HMOVX @DPTR,AMOV A,40HMOVC A,@A+DPTRMOV DPTR,#8004HMOVX @DPTR,AMOV DPTR,#8002HMOV A,#08HMOVX @DPTR,ARETDDFF:DB 0CH,09FH,4AH,0BH,99HDB 29H,28H,8FH,08H,09HKEXAM: MOV DPTR,#8002H ; 列地址 MOV A,#00HMOVX @DPTR,AMOV DPTR,#8001H ; 行地址MOVX A,@DPTRCPL AANL A,#0FHRETDL10ms:MOV 11H,#30HDL:MOV 10H,#255DL0:DJNZ 10H,DL0DJNZ 11H,DLRETTAB:DB 3FH 06H 66H 07HDB 71H 5BH 6DH 7FHDB 79H 4FH 7DH 6FHDB 5EH 39H 7CH 77H考试ORG 0000HAJMP MAINORG 0200HBUFF EQU 60HMAIN:CLR P1.4CLR P1.5CLR P1.6CLR P1.7MOV R3,#00HMOV R4,#00HACALL DISPLAYACALL KEXAMJZ MAINACALL D10msACALL KEXAMJZ MAINMOV R2,#0DFHMOV DPTR,#0D004HMOV A,#00HMOVX @DPTR,AKEY1:MOV DPTR,#0D002HMOV A,R2MOVX @DPTR,AMOV DPTR,#0D001HMOVX A,@DPTRCPL AANL A,#0FHJNZ KEY2MOV A,R3ADD A,#04HMOV R3,AMOV A,R2RR AMOV R2,AJB ACC.0,KEY1AJMP MAINKEY2:CPL AKEY3:RRC AJNC KEY4INC R4AJMP KEY3KEY4:ACALL DISPLAYACALL D10msACALL KEXAMJNZ KEY4MOV A,R3ADD A,R4CJNE A,#0CH,KEY5 ;INT0 AJMP INT0KEY5: CJNE A,#08H,KEY6;INT1 AJMP INT1KEY6: CJNE A,#04H,MAINAJMP AUTOINT0: ACALL DISPLAY1MOV A,#0FHMOV DPTR,#0C000HMOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRCLR CSUBB A,#178JC GREENSETB P1.4AJMP PASSGREEN: SETB P1.5PASS:ADD A,#178MOV @R0,AACALL CAIACALL DISPLAYACALL KEXAMJZ INT0KEND:AJMP MAININT1: ACALL DISPLAY2MOV A,#0FHMOV DPTR,#0C001H MOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRCLR CSUBB A,#247JC GRENSETB P1.7AJMP PASGREN: SETB P1.6PAS:ADD A,#247MOV @R0,AACALL CAIACALL DISPLAYACALL KEXAMJZ INT1AJMP MAINAUTO: MOV 50H,#2000000LOP0:ACALL D10msDJNZ 50H,LOP0AJMP INT00AUTO1: MOV 51H,#2000000 LOP1:ACALL D10msDJNZ 51H,LOP1AJMP INT11INT00:ACALL DISPLAY1MOV A,#0FHMOV DPTR,#0C000HMOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRMOV @R0,AACALL CAIACALL DISPLAYACALL D10msMOV 53H,#30PPP: ACALL DISPLAY1 ACALL DISPLAYACALL DISPLAY1ACALL DISPLAYACALL DISPLAY1ACALL DISPLAYDJNZ 53H,PPPACALL KEXAMJZ AUTO1AJMP MAININT11:ACALL DISPLAY2MOV A,#0FHMOV DPTR,#0C001HMOV R0,#40HMOVX @DPTR,AACALL D10msMOVX A,@DPTRMOV @R0,AACALL CAIACALL DISPLAYACALL D10msMOV 54H,#30OOO: ACALL DISPLAY2ACALL DISPLAYACALL DISPLAY2ACALL DISPLAYACALL DISPLAY2ACALL DISPLAYDJNZ 54H,OOOACALL KEXAMJZ AUTOAJMP MAINKEXAM: MOV DPTR,#0D004H ;按键判断 MOV A,#00HMOVX @DPTR,AMOV DPTR,#0D002HMOV A,#00HMOVX @DPTR,AMOV DPTR,#0D001HMOVX A,@DPTRCPL AANL A,#0FHRETCAI: MOV A,@R0 ;数据处理MOV B,#51DIV ABMOV 40H,AMOV A,BCLR F0SUBB A,#1AHMOV F0,CMOV A,#10MUL ABMOV B,#51DIV ABJB F0,LOOP2ADD A,#5LOOP2:MOV 41H,AMOV A,BMOV A,BCLR F0SUBB A,#1AHMOV F0,CMOV A,#10MUL ABMOV B,#51DIV ABJB F0,LOOP3ADD A,#5LOOP3:MOV 42H,ARETDISPLAY:MOV DPTR,#TAB ;列表显示个位整数 40H MOV A,40HMOVC A,@A+DPTRMOV DPTR,#0D004HMOVX @DPTR,AMOV DPTR,#0D002HMOV A,#10HMOVX @DPTR,AACALL D10msMOV A,#80H ;小数点MOV DPTR,#0D004HMOVX @DPTR,AMOV DPTR,#0D002HMOV A,#10HMOVX @DPTR,AACALL D10msMOV DPTR,#TAB ;余数 41H 42HMOV A,41HMOVC A,@A+DPTRMOV DPTR,#0D004HMOVX @DPTR,AMOV DPTR,#0D002HMOV A,#08HMOVX @DPTR,AACALL D10msMOV DPTR,#TABMOV A,42HMOVC A,@A+DPTRMOV DPTR,#0D004HMOVX @DPTR,AMOV DPTR,#0D002HMOV A,#04HMOVX @DPTR,AACALL D10msRETDISPLAY1: MOV A,#3FHMOV DPTR,#0D004HMOVX @DPTR,AMOV DPTR,#0D002HMOV A,#20HMOVX @DPTR,ALCALL D10msRETDISPLAY2: MOV A,#06HMOV DPTR,#0D004HMOVX @DPTR,AMOV DPTR,#0D002HMOV A,#20HMOVX @DPTR,ALCALL D10msRETD10ms: MOV R5,#03H ;延时DL: MOV R6,#0FFHDL0: DJNZ R6,DL0DJNZ R5,DLRETTAB: DB 3FH,06H,5BH,4FHDB 66H,6DH,7DH,07HDB 7FH,6FH,77H,7CHDB 39H,5EH,79H,71H。