基于AT89c51單片機(jī)彩燈設(shè)計(jì)控制器畢業(yè)論文

1、. . . . 利用8051的P0口和P2口做花樣流水燈的控制程序 ORG 0000H JMP MAIN ORG 0030H;*MAIN: MOV SP,#60H MOV P0,#0FFH MOV P2,#0FFH MOV R0,#00HMAIN1: MOV A,R0 ;取數(shù)地址送A MOV DPTR,#TABLE_P0 ;查表取數(shù) MOVC A,A+DPTR MOV P0,A ;送P0顯示 MOV A,R0 MOV DPTR,#TABLE_P2 ;查表取數(shù) MOVC A,A+DPTR MOV P2,A ;送P2顯示 INC R0 ;取數(shù)地址加1 CALL DELAY CJNE R0,#90,

2、MAIN1 MOV R0,#00H JMP MAIN1;*DELAY: ;延時(shí)子程序 MOV R5,#03DEL1: MOV R6,#250DEL2: MOV R7,#248 DJNZ R7,$ DJNZ R6,DEL2 DJNZ R5,DEL1 RET;*TABLE_P0: DB 0FEH,0FDH,0FBH,0F7H,0EFH,0DFH,0BFH,07FH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 07FH,0BFH,0DFH,0EFH,0F7H

3、,0FBH,0FDH,0FEH,0FFH DB 0FEH,0FDH,0FBH,0F7H,0EFH,0DFH,0BFH,07FH DB 0BFH,0DFH,0EFH,0F7H,0FBH,0FDH,0FEH,0FFH DB 0FCH,0F3H,0CFH,03FH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,03FH,0CFH,0F3H,0FCH,0FFH DB 0FCH,0F3H,0CFH,03FH,0FFH,03FH,0CFH,0F3H,0FCH,0FFH DB 0F0H,0FFH,00FH,0FFH,0FFH,000H,000H,0FFH,0

4、00H,000H,0FFH,0FFHTABLE_P2: DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FEH,0FDH,0FBH,0F7H,0EFH,0DFH,0BFH,07FH DB 0FFH,07FH,0BFH,0DFH,0EFH,0F7H,0FBH,0FDH,0FEH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 07FH,0BFH,0DFH,0EFH,0F7H,0FBH,0FDH,0FEH DB 0FDH,0FBH,0F7H,0EFH,0DFH,0BFH,07FH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FCH,0F3H,0CFH,03FH DB 0FFH,03FH,0CFH,0F3H,0FCH,0FFH,0FFH,0FFH,0FFH,0FFH DB 03FH,0CFH,0F3H,0FCH,0FFH,0FCH,0F3H,0CFH,03FH,0FFH DB 00FH,0FFH,0F0H,0FF