基于單片機(jī)控制的紅外測速裝置設(shè)計(jì)報(bào)告(參考版)
2025-06-22 12:48本頁面
【正文】 7. 附錄（源程序）７. １仿真程序ORG 0000H AJMP MAINAMAINA: MOV SP, 60H MOV R4, 00H MOV R5, 00HJUDGE0: ORL P1, 01H MOV C, JC JUDGE0 ACALL IN MOV 5CH, 00H MOV 5BH, R4 MOV 5AH, R5 AJMP MAINB ORG 0100HIN: ACALL DL INC R4 CJNE R4, 0FFH, JUDGE1 INC R5 MOV R4, 00HJUDGE1: ORL P1, 02H MOV C, JC IN RETMAINB: MOV DPTR, 2100H MOV A, 00001110B MOVX DPTR, A ACALL FBLOOP: ACALL DIR AJMP LOOPFB: MOV R0, 5CH MOV R1, 79H MOV R3, 03HLP2: MOV A, R0 MOV R2, A SWAP A ANL A, 0FH MOV R1, A INC R1 MOV A, R2 ANL A, 0FH MOV R1, A INC R1 DEC R0 DJNZ R3, LP2 RETDIR: MOV R0, 79H MOV R2, 01H MOV A, R2LD0: MOV DPTR, 2103H MOVX DPTR, A MOV DPTR, 2102H MOV A, R0 ADD A, 0FH MOVC A, A+PCDIR1: MOVX DPTR, A MOV R7, 02H ACALL DL INC R0 MOV A, R2 JB , LD1 RL A MOV R2, A AJMP LD0LD1: RETDSEG0: DB 3FH,06H,5BH,4FH,66H,6DHDSEG1: DB 7DH,07H,7FH,6FH,77H,7CHDSEG2: DB 39H,5EH,79H,71H,73H,21HDSEG3: DB 31H,6EH,40H,3EH,00H,00HDL: MOV R6, 0FFHDL6: DJNZ R6, DL6 DJNZ R7, DL RET ENDC2 DATA 20H First DATA 50H Two DATA 51H Three DATA 52H Four DATA 53H Five DATA 54H Six DATA 55H Seven DATA 56H Eight DATA 57H ORG 0000HPAN1: ORL P1, 03H MOV C, JC PAN1 START: CLR C LJMP INTI ORG 0030HINTI: MOV 20H,00H MO
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