簡(jiǎn)易電動(dòng)車程序-免費(fèi)閱讀
【正文】 ===========================DELAY: MOV R6,04DL2: MOV R5,250DL3: MOV R4,249 DJNZ R4,$ DJNZ R5,DL3 DJNZ R6,DL2 NOP RETDELAY1: MOV R6,01HDL12: MOV R5,1FHDL13: MOV R4,0FFH DJNZ R4,$ DJNZ R5,DL13 DJNZ R6,DL12 NOP RET 。**********讀出一個(gè)字節(jié)RDBYT: MOV R0,08HRLP: SETB SETB MOV A,P1 JNB ,RD0 AJMP RD1RLP1: DJNZ R0,RLP RETRD0: CLR C MOV A,R2 RLC A MOV R2,A CLR AJMP RLP1RD1: SETB C MOV A,R2 RLC A MOV R2,A CLR AJMP RLP1。===================================。影響資源：PSW、A、R2～R7 堆棧需求： ２字節(jié)HB2: CLR A 。將商移到R2R3中MOV R2,AMOV A,R5MOV R3,ACLR OV 。計(jì)算雙字節(jié)商DVD2: CLR C 。（７） 標(biāo)號(hào)： ＤＩＶＤ 功能：雙字節(jié)二進(jìn)制無(wú)符號(hào)數(shù)除法。暫存部分積MOV R5,AMOV A,R3 。================================。/WR=0 CALL DLY5 CLR 。D=1 (101) CALL DLY5 SETB 。DATA=0 CALL DLY5 JMP WRR2WR12: NOP CALL DLY5 SETB 。D=0 CALL DLY5 SETB 。LOOP WRDA SUBWALP:ST1: MOV 21H,23H MOV A,21H ADD A,00000100B MOV 21H,A MOV 23H,A inc r6 CALL WRDD MOV 25H,27H CALL WRDA cjne R6,29,st1 RET。/WR=1 CALL DLY5 NOP CLR 。WRITE COMMAND SUB. ***********WRCOM: SETB 。INITIALIZE CALL WRCOM MOV 20H,00010100B 。MOV TH1,A 。 XRL A,R0 JNZ OUT MOV R0,A DJNZ R2,LFT INC R0 INC R0 MOV A,9。開(kāi)定時(shí)器0 。前進(jìn) SETB RET NOP NOP NOP NOP NOP CLR RETHOU: CLR 。=====================。前進(jìn) SETB MOV 5AH,01HCHU11: JB ,OUTI2 ACALL CHUAN2 CLR 。啟用/INT1 MOV 5BH,0FFHDTDT: MOV 5AH,0FFH DJNZ 5AH,$ DJNZ 5BH,DTDTOK: mOV A,P0 ANL A,7FH cjne a,7FH,K2LZG AJMP STOP2k2lzg: JB ,KKLZG ACALL LZHUAN AJMP OKKKLZG: ACALL RZHUAN AJMP OKSTOP2: MOV P2,00H MOV IE,00H setb clr tr0 CLR setb ACALL DELAY1 ACALL DELAY1 ACALL DELAY1 nop CLR CLR LKLK: ACALL AAA ACALL KEY1 ACALL AAA AJMP LKLK SJMP $。彎道標(biāo)志位 。ACALL STARTmain2: MOV SP,5FH MOV TMOD,52H MOV TL0,06H MOV TH0,06H MOV IE,82H SETB IT1MAIN3: ACALL KEY1 。ACALL LLL 。MCS51:89C2051,89C51,89C52。fo=。ACALL RDNBYT 。按鍵控制，前進(jìn)，清零，翻頁(yè) 。CLR 。======================。SETB ACALL CHUAN2 CLR SETB ACALL CHUAN2 DJNZ 5AH,CHU11 CLR 。光電傳感器檢測(cè)子程序。后退 SETB RETOUTOUT: SETB CLR SETB NOP NOP NOP NOP CLR RET。setb tr1 MOV TL1,01H CLR 。 XRL A,R0 JNZ OUT MOV R0,A MOV 33H,09 MOV IE,00H MOV P2,00H CLR TR0 UUUU: ACALL KEY1 AJMP UUUU OUT: POP ACC RETI。MOV TL1,A MOV R7,16LOOP2: CLR C MOV A,38H RLC A MOV 38H,A MOV A,37H RLC A 。32768HZ CA
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