程控高增益選頻放大器設(shè)計-資料下載頁
2025-01-17 02:47本頁面
【正文】 MOV 7CH,21HDDD1:MOV A,7DH MOV P1,A INC A CJNE A,18H,EEE MOV 7DH,13HEEE1:AJMP WWAAA:MOV 78H,A AJMP AAA1BBB:MOV 79H,A AJMP BBB1CCC:MOV 7AH,A AJMP CCC1CCC2:MOV A,7BH MOV P1,A INC A CJNE A,28H,CCC3 MOV 7BH,10HCCC4:AJMP WWCCC3:MOV 7BH,A AJMP CCC4CCC6:MOV 7BH,A AJMP CCC7DDD:MOV 7CH,A AJMP DDD1EEE:MOV 7DH,A AJMP EEE1PROM4:ACALL DELAY1 ACALL DELAY1 MOV A,51H 。增業(yè) CJNE A,00H,FFF MOV 72H,0H MOV 73H,0H MOV 51H,56H AJMP ZZZRRR:ANL A,0F0H SWAP A MOV 72H,A MOV A,51H ANL A,0FH MOV 73H,A MOV A,51H ADD A,06H CJNE A,68H,MMM MOV 51H,00HZZZ:MOV A,50H MOV P3,A INC A CJNE A,4H,LL MOV 50H,00H AJMP WWMMM:MOV 51H,A AJMP ZZZLL:MOV 50H,AAJMP WWFFF:AJMP RRR。PPP:AJMP WWDIR:MOV R0,70H MOV R2,0FEH 。位選 MOV R3,04H 。 四個數(shù)碼管 CLR CDIR1:MOV A,R2 MOV P2,A MOV A,@R0 MOV DPTR,TAB3 MOVC A,@A+DPTR MOV P0,A ACALL DELAY INC R0 MOV A,R2 RL A MOV R2,A DJNZ R3,DIR1 MOV R0,70H MOV R2,01H MOV R3,01H RET。AB1: DB 22H,0BBH,25H,31H,0B8H,70H,60H,2AH,20H,30H 。新段碼 。 TAB：DB 90H，0F9H，54H，70H，39H，32H，12H，0F8H，10H，0DFH ；原段碼。TAB2: DB ,0BBH,15H,31H,0B8H,70H,50H,3BH,10H,0B7HTAB3: DB 22H,0AFH,31H,25H,0ACH,64H,60H,2FH,20H,24H,28H,0E0H,72H,0A1H,70H,78HDELAY:MOV 40H,50H MOV 41H,03H :DJNZ 40H,$ DJNZ 41H, RETDELAY1:MOV 40H,00H MOV 41H,00H XX:DJNZ 40H,$ DJNZ 41H,XX RET END15
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