基于at89c52單片機(jī)的led顯示屏設(shè)計(jì)(已改無(wú)錯(cuò)字)
2022-07-24 18:34:53 本頁(yè)面
【正文】 ***************這樣最多只能顯示8個(gè)文字，因?yàn)锳只有8位。ADD A,R4。************************************MOVC A,@A+DPTR。MOV P0,A。INC R5。MOV A,R5。ADD A,R4。************************************ADD A,R4。************************************MOVC A,@A+DPTR。MOV P2,A。INC R5。CJNE R2,010H,LOOP2。MOV R5,00H。LOOP2:INC R3。**************************************CJNE R3,0005H,LOOP0。調(diào)節(jié)R3的最大值可以改變文字滾動(dòng)速度。INC R4。CJNE R4,070H,LOOP0。這里的10H是代表存的文字個(gè)數(shù)，兩個(gè)文字的話就是20H，實(shí)際上就是一個(gè)字移動(dòng)16格。MOV R4,00H。INC R1。CJNE R1,01H,LOOP5。MOV DPTR,MING。LJMP LOOP0。LOOP5:CJNE R1,02H,LOOP6。MOV DPTR,Q。LJMP LOOP0。LOOP6:CJNE R1,03H,LOOP0。MOV DPTR,Q2。MOV R1,00H。LOOP0:LCALL DELAY。LJMP DISPLAY。DELAY:MOV R6,090H。調(diào)節(jié)R6的值也可以改變文字滾動(dòng)速度DJNZ R6,$。RET。MING:?？崭馜B 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000H。*****************************************************************。歡 CBBB6DB 028H,004H,024H,008H,022H,032H,021H,0C2HDB 026H,0C2H,038H,034H,004H,004H,018H,008HDB 0F0H,030H,017H,0C0H,010H,060H,010H,018HDB 014H,00CH,018H,006H,010H,004H,000H,000H。迎 CD3ADDB 002H,002H,082H,004H,073H,0F8H,020H,004HDB 000H,002H,03FH,0E2H,020H,042H,040H,082HDB 040H,002H,03FH,0FAH,020H,002H,020H,042HDB 020H,022H,03FH,0C2H,000H,002H,000H,000H。乘 CB3CBDB 010H,044H,014H,044H,054H,088H,054H,088HDB 05FH,0D0H,050H,030H,050H,060H,07FH,0FEHDB 050H,040H,090H,020H,09FH,0B0H,092H,098HDB 094H,08CH,034H,088H,011H,080H,000H,000H。坐 CD7F8DB 000H,082H,001H,002H,006H,022H,038H,022HDB 004H,022H,003H,022H,000H,022H,0FFH,0FEHDB 000H,0A2H,001H,022H,002H,022H,03CH,022HDB 002H,022H,001H,002H,000H,002H,000H,000H。本 CB1BEDB 010H,010H,010H,010H,010H,020H,010H,040HDB 010H,0A0H,013H,020H,01CH,020H,0FFH,0FEHDB 018H,020H,016H,020H,011H,020H,010H,0C0HDB 010H,060H,010H,030H,010H,020H,000H,000H。車 CB3B5DB 000H,020H,020H,020H,021H,020H,023H,020HDB 025H,020H,039H,020H,0E1H,020H,021H,020HDB 02FH,0FFH,021H,020H,021H,020H,021H,020HDB 021H,020H,021H,020H,000H,020H,000H,000H。! DB 000H,000H,000H,000H,01FH,000H,03FH,0ECHDB 03FH,0ECH,01FH,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000HDB 000H,000H,000H,000H,000H,000H,000H,000H。上面8個(gè)字。下面8個(gè)字Q:。請(qǐng) CC7EBDB 002H,000H,042H,000H,032H,000H,023H,0FEHDB 000H,004H,044H,008H,055H,0FFH,055H,050HDB 055H,050H,0FDH,050H,055H,052H,055H,051HDB 055H,0FEH,044H,000H,004H,000H,000H,000H。攜 CD0AFDB 008H,020H,008H,022H,008H,041H,0FFH,0FFHDB 009H,000H,008H,001H,03FH,0A2H,0EAH,0ACHDB 02AH,0B0H,0AAH,0A0H,07FH,0A0H,02AH,0AAHDB 02AH,0B9H,02AH,0A9H,020H,08EH,000H,000H。帶 CB4F8DB 001H,000H,026H,000H,024H,000H,024H,0FCHDB 0FCH,080H,024H,080H,024H,080H,0FFH,0FFHDB 024H,080H,024H,088H,024H,084H,0FCH,0F8HDB 025H,000H,026H,000H,024H,000H,000H,000H。好 CBAC3DB 008H,001H,008H,0C2H,00FH,044H,0F8H,028HDB 008H,030H,00FH,0CEH,001H,004H,041H,000HDB 041H,002H,041H,001H,04FH,0FEH,051H,000HDB 061H,000H,041H,000H,001H,000H,000H,000H。隨 CCBE6DB 07FH,0FFH,044H,020H,04AH,010H,071H,0E2HDB 042H,004H,033H,0F8H,000H,004H,024H,004HDB 02FH,0FAH,039H,042H,0E9H,052H,029H,04AHDB 02FH,0F2H,020H,002H,020H,002H,000H,000H。身 CC9EDDB 000H,000H,000H,042H,000H,042H,000H,044HDB 03FH,0C4H,06AH,048H,0AAH,048H,02AH,050HDB 02AH,050H,02AH,062H,02AH,061H,03FH,0FEHDB 000H,0C0H,007H,040H,002H,040H,000H,000H。物 CCEEFDB 002H,020H,03CH,020H,008H,040H,0FFH,0FEHDB 008H,080H,00BH,022H,004H,044H,018H,088HDB 0F3H,010H,01CH,020H,010H,0C2H,01FH,001HDB 010H,002H,01FH,0FCH,000H,000H,000H,000H。品 CC6B7DB 000H,000H,000H,0FEH,000H,084H,000H,084HDB 07EH,084H,044
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