Working principle and production of serial memory copy

Working principle and production of serial memory copy Compilation Source ORG 0000H LJMP Main ORG 002DHMAIN: MOV SP, # 40h MOV 34H, # 0ffH MOV P1, 0ffHM1: CPL P1.2 LCALL YS JB P1.3, M1 LCALL YS JB P1.3, M1M2: JNB P1.3 , # 04h MOV R6, # 10h MOV 30H, # 0a0hm14: MOV 32H, # 00HM13: MOV 31H, # 40h MOV R1, # 20hma: DJNZ 31H, M4 MOV 34H, # 88h LJMP M1M4 : LCALL QD MOV A, 30H LCALL FA JNB F0, M3 SJMP MAM3: MOV A, 32H LCALL FA JB F0, MA LCALL QD MOV A, 30H Add A, # 01H LCALL FA JB F0, MAM7: LCALL DU MOV @ R1, A CJNE R1, # 2FH, M5 LCALL FYD LCALL TZ SJMP M6M5: LCALL YD INC R1 SJMP M7M6: MOV 31H, # 0ffh MOV R1, # 20HM9: DJNZ 31H, M8 MOV 34H, # 30h LJMP M1M8: LCALL QD MOV A, 30h Add A, # 08H LCALL FA JB F0, M9 MOV A, 32H LCALL FA JB F0, M9M15: MOV A, @ R1 LCALL FA JB F0, M9 CJNE R1, # 2FH, M10 LCALL TZ MOV 34H, # 0AH LCALL YS Djnz R6, M11 DJNZ R7, M12 NOP NOP LJMP MAINM10: INC R1 SJMP M15M11: MOV A, 32H Add A, # 10h MOV 32H, A LJMP M13M12: MOV A, 30H Add A, # 02H MOV 30H, A LJMP M14 ORG 0200HYS: MOV R5, 34HLOOP1: MOV R4, # 0ffhloop2: DJNZ R4, LOOP2 DJNZ R5, LOOP1 RET ORG 0100HQD: Setb P1.7 Setb P1.6 NOP NOP CLR P1.7 NOP CLR P1.6 RET ORG 0140HFA: MOV R0, # 08HFA2: RLC A JC FA1 SJMP FA3FA4: DJNZ R0, FA2 SJMP FA5FA1: SETB P1.7 Setb P1.6 NOP NOP CLR P1.6 CLR P1.7 SJMP FA4FA3: CLR P1.7 SETB P1.6 NOP NOP CLR P1.6 SJMP FA4FA5: Setb P1.7 Setb P1.6 CLR F0 MOV A, P1 JNB ACC.7, FA6 Setb F0FA6: CLR P1.6 NOP RETDU: MOV R0, # 08HDU2: Setb P1.7 Setb P1.6 MOV A, P1 JNB ACC .7, DU0 SJMP DU1DU3: DJNZ R0, DU2 RETDU0: CLR C MOV A, R2 RLC A MOV R2, A CLR P1.6 SJMP DU3DU1: SETB C MOV A, R2 RLC A MOV R2, A CLR P1.6 SJMP DU3 ORG 0110HTZ: CLR P1.7 Setb P1.6 NOP NOP SETB P1. 7 NOP NOP CLR P1.6 RET ORG 0120YD: CLR P1.7 Setb P1.6 NOP NOP CLR P1.6 NOP NOP SETB P1.7 RET ORG 0130HFYD: SETB P1.7 SEB P1.6 NOP NOP CLR P1.6 CLR P1.7 RET END, Technology Zone Ways and steps of self-made simple buzzers in one text Make charging treasure with idle mobile phone battery Simple water level alarm production _production simple water full alarm Electronic tube frequency band Winding method for self-made electric welding machine

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