c51可控流水燈單片機課程設(shè)計報告(編輯修改稿)
2025-04-19 00:22 本頁面
【文章內(nèi)容簡介】 0,7EH 。把7EH送p0口,數(shù)碼管顯示1LCALL DELAY 。數(shù)碼管亮后的緩沖MOV A, 11111110B 。賦值MOV R4,A 。保存所賦的值LOOP: MOV P2, A 。值給LED燈ACALL V 。調(diào)用延時子程序MOV A,R4 。保存的值還給ARL A 。左移 AJMP LOOP 。不為零，重復(fù)把值給LED燈RETM2:MOV P0,0A2H 。數(shù)碼管顯示2LCALL DELAYAGAIN: MOV R3, 8HLOOP1: MOV A, FEHMOV R4,AX1: MOV P2, AACALL V 。調(diào)用延時子程序MOV A,R4RL ADJNZ R3, X1MOV R3, 8LOOP2: MOV A, 7FHX2: MOV P2, AACALL V 。調(diào)用延時子程序MOV A,R4RR ADJNZ R3, X2AJMP AGAINRETM3:MOV P0, 62H 。數(shù)碼管顯示3LCALL DELAY MOV R1, 05HOUTL: MOV DPTR, TABLEMOV R2,04HMOV A, 00HINL: MOV R0, A MOVC A, @A+DPTR MOV P2, AACALL V 。調(diào)用延時子程序MOV A, R0INC ADJNZ R2, INLDJNZ R1, OUTLTABLE: DB 7EH, 0BDH, 0DBH, 0E7HRETM4:MOV P0,74H 。數(shù)碼管顯示4LCALL DELAYMOV A, 01111111BMOV R4,A LOOP: MOV P2, A ACALL V 。調(diào)用延時子程序MOV A,R4RL A` AJMP LOOP RETM5:MOV P0,61H 。數(shù)碼管顯示5。LCALL DELAY MOV R1, 05HOUTL: MOV DPTR, TABLEMOV R2,04HMOV A, 00HINL: MOV R0, A MOVC A, @A+DPTR MOV P2, AACALL V 。調(diào)用延時子程序`MOV A, R0INC ADJNZ R2, INLDJNZ R1, OUTLTABLE: DB 0E7H ,
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鄂ICP備17016276號-1