main.asm

通过实例实践LCD 驱动显示（以128DI0 为例）

	nop
	MOV P1,A
	NOP
	nop
	NOP
	nop
	nop
	nop
	nop
	SETB WR1
	setb CS1
	NOP
	NOP
	NOP
	RET
	;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
	SENT_DAT:NOP				   ;写数据
	SETB RS
	setb RD1
	CLR WR1
	CLR CS1
	NOP
	MOV P1,A
	NOP
	NOP
	NOP
	nop
	nop
	nop
	nop
	SETB WR1
	setb CS1
	NOP
	NOP
	NOP
	RET
		
	
	;INT0,外部中断0中断处理子程序(注意占用了P3.2口)
	;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
	EXINT0: NOP
	        NOP
	        JNB     P3.2 ,$		  
	        CPL     PSW.5
	LOOP:   JNB     PSW.5 ,EXIT
	        JNB     P3.2,EXIT
	        AJMP    LOOP
	EXIT:   NOP
	        NOP
	        RETI



	;数据表
	;************************************************
	tab0_data:
	;
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	
	tab1_data:
	
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	DB 055H,055H,055H,055H,055H,055H,055H,055H
	
	tab2_data:
	
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H
	DB 000H,000H,000H,000H,000H,000H,000H,000H

	tab3_data:

    DB  006H,009H,009H,017H,06FH,0FFH,0FFH,079H,01EH,00FH,00FH,006H,000H,000H,000H,000H
	DB  000H,001H,001H,00EH,010H,0E1H,0E1H,000H,08FH,070H,070H,017H,00FH,006H,006H,006H
	DB  006H,086H,086H,066H,091H,090H,090H,009H,009H,010H,010H,068H,089H,089H,089H,010H
	DB  068H,009H,009H,009H,010H,010H,010H,0E1H,011H,010H,010H,0E0H,0F1H,0F9H,0F9H,0F8H
	DB  0E8H,011H,011H,0E1H,010H,010H,010H,0E1H,011H,010H,010H,008H,009H,069H,069H,010H
	DB  088H,089H,089H,069H,010H,008H,008H,009H,091H,090H,090H,061H,086H,006H,006H,006H
	DB  006H,006H,006H,00FH,017H,070H,070H,08FH,000H,0E1H,0E1H,010H,00EH,001H,001H,000H
	DB  000H,000H,000H,000H,001H,007H,007H,00FH,01EH,0FFH,0FFH,017H,009H,006H,006H,001H
	DB  096H,0EFH,0EFH,09EH,079H,0FFH,0FFH,0EFH,0F7H,079H,079H,010H,000H,000H,000H,000H
	DB  000H,0F8H,0F8H,007H,070H,09EH,09EH,077H,01EH,096H,096H,091H,010H,060H,060H,080H
	DB  080H,080H,080H,080H,008H,00EH,00EH,00EH,000H,080H,080H,089H,01EH,019H,019H,099H
	DB  089H,000H,000H,000H,080H,080H,080H,001H,00FH,087H,087H,087H,006H,006H,006H,080H
	DB  08FH,01EH,01EH,006H,08EH,08EH,08EH,006H,000H,080H,080H,080H,007H,00FH,00FH,086H
	DB  08EH,00FH,00FH,000H,087H,08FH,08FH,00EH,00EH,00FH,00FH,00FH,080H,080H,080H,080H
	DB  080H,060H,060H,010H,091H,096H,096H,01EH,077H,09EH,09EH,070H,007H,0F8H,0F8H,000H
	DB  000H,000H,000H,000H,008H,09EH,09EH,079H,0F7H,0FFH,0FFH,09EH,0EFH,0F7H,0F7H,069H
	DB  086H,079H,079H,0F7H,0EFH,0FFH,0FFH,079H,09EH,0EFH,0EFH,086H,000H,000H,000H,000H
	DB  000H,007H,007H,018H,0E7H,00EH,00EH,096H,0F7H,096H,096H,096H,078H,000H,000H,000H
	DB  000H,010H,010H,01FH,07EH,0FFH,0FFH,0EEH,001H,0F9H,0F9H,0FFH,0E9H,09FH,09FH,0F7H
	DB  0E6H,007H,007H,007H,000H,000H,000H,0FFH,0FFH,077H,077H,0E7H,07EH,001H,001H,081H
	DB  0F9H,0E9H,0E9H,0E9H,0F9H,0E1H,0E1H,001H,001H,000H,000H,000H,0FFH,0E0H,0E0H,0EEH
	DB  0F8H,0F0H,0F0H,000H,0F8H,0F8H,0F8H,0E8H,088H,0FFH,0FFH,0FFH,000H,000H,000H,000H
	DB  000H,000H,000H,078H,096H,096H,096H,0F7H,096H,00EH,00EH,0E7H,018H,007H,007H,000H
	DB  000H,000H,000H,000H,060H,0F0H,0F0H,0E0H,081H,0FFH,0FFH,0E7H,070H,098H,098H,060H
	DB  096H,0EFH,0EFH,09EH,079H,0FFH,0FFH,0EFH,0F7H,079H,079H,010H,000H,000H,000H,000H
	DB  000H,0E0H,0E0H,01EH,001H,0F8H,0F8H,086H,001H,001H,001H,001H,00EH,010H,010H,00FH
	DB  000H,0E0H,0E0H,080H,000H,0F8H,0F8H,000H,0F0H,098H,098H,068H,0F8H,0F8H,0F8H,06EH
	DB  078H,0F8H,0F8H,0E0H,000H,000H,000H,098H,0F0H,060H,060H,0E0H,0E0H,0F8H,0F8H,010H
	DB  0F0H,010H,010H,0F0H,098H,018H,018H,0F8H,080H,000H,000H,000H,0FEH,0F8H,0F8H,000H
	DB  000H,000H,000H,000H,000H,000H,000H,018H,00EH,0FEH,0FEH,0F8H,000H,000H,000H,000H
	DB  00FH,010H,010H,00EH,001H,001H,001H,001H,086H,0F8H,0F8H,001H,01EH,0E0H,0E0H,000H
	DB  000H,000H,000H,000H,010H,079H,079H,0F7H,0EFH,0FFH,0FFH,079H,09EH,06FH,06FH,016H
	DB  083H,074H,074H,0EBH,097H,0FFH,0FFH,01CH,08FH,0E7H,0E7H,083H,000H,000H,000H,000H
	DB  000H,000H,000H,000H,000H,080H,080H,088H,064H,060H,060H,060H,06CH,080H,080H,000H
	DB  004H,068H,068H,060H,080H,080H,080H,060H,060H,080H,080H,080H,060H,060H,060H,080H
	DB  080H,060H,060H,060H,080H,080H,080H,06FH,060H,08FH,08FH,08CH,06CH,06CH,06CH,08CH
	DB  08CH,06CH,06CH,06CH,08FH,080H,080H,06FH,060H,080H,080H,080H,060H,060H,060H,080H
	DB  080H,060H,060H,060H,080H,080H,080H,060H,060H,080H,080H,080H,060H,060H,060H,000H
	DB  008H,084H,084H,060H,060H,06CH,06CH,060H,080H,084H,084H,008H,000H,000H,000H,000H
	DB  000H,000H,000H,000H,084H,0EFH,0EFH,09CH,078H,0FFH,0FFH,0ECH,0F7H,07BH,07BH,094H
	DB  04BH,0F7H,0F7H,0CFH,0BCH,0FFH,0FFH,0F7H,07BH,0BCH,0BCH,008H,000H,000H,000H,000H
	DB  000H,07CH,07CH,083H,080H,080H,080H,040H,070H,088H,088H,0B8H,0B8H,0B8H,0B8H,070H
	DB  040H,083H,083H,083H,08FH,07CH,07CH,003H,003H,007H,007H,007H,00FH,00FH,00FH,00FH
	DB  00FH,00FH,00FH,00CH,00CH,07FH,07FH,084H,03BH,07FH,07FH,0FBH,0CBH,08BH,08BH,0C0H
	DB  08BH,0CBH,0CBH,0FBH,07FH,03BH,03BH,087H,07FH,00CH,00CH,00CH,00FH,00FH,00FH,00FH
	DB  00FH,007H,007H,007H,003H,003H,003H,000H,000H,000H,000H,07CH,083H,080H,080H,080H
	DB  040H,070H,070H,088H,0B8H,0B8H,0B8H,0B8H,070H,040H,040H,083H,083H,08FH,08FH,07CH
	DB  000H,000H,000H,000H,003H,007H,007H,00FH,03CH,0FFH,0FFH,077H,00BH,084H,084H,003H
	DB  040H,0BBH,0BBH,074H,0CBH,0FFH,0FFH,08FH,0C7H,0F3H,0F3H,040H,000H,000H,000H,000H
	DB  000H,040H,040H,0B8H,043H,0B4H,0B4H,074H,03BH,07BH,07BH,0BCH,07CH,0FBH,0FBH,078H
	DB  0F0H,0F4H,0F4H,0CBH,084H,0C0H,0C0H,0C0H,0C0H,0C7H,0C7H,0C0H,080H,080H,080H,000H
	DB  000H,000H,000H,00CH,033H,0FFH,0FFH,0B0H,038H,0BCH,0BCH,0BCH,0B4H,0B8H,0B8H,0B0H
	DB  0B8H,0BCH,0BCH,0BCH,0B4H,038H,038H,0B0H,0FFH,033H,033H,00CH,000H,000H,000H,000H
	DB  080H,080H,080H,0C0H,0C0H,0C7H,0C7H,0C0H,0C0H,000H,000H,000H,088H,074H,074H,0B8H
	DB  070H,03BH,03BH,07CH,0BCH,07BH,07BH,0FBH,07CH,0F4H,0F4H,0F3H,0F8H,0C0H,0C0H,000H
	DB  000H,000H,000H,000H,008H,0BCH,0BCH,07BH,0F7H,0FFH,0FFH,0BCH,0CFH,0F7H,0F7H,04BH
	DB  0B4H,07BH,07BH,0F7H,0CFH,0FFH,0FFH,07BH,0BCH,0CFH,0CFH,084H,000H,000H,000H,000H
	DB  000H,000H,000H,000H,080H,040H,040H,033H,074H,074H,074H,07BH,0CBH,084H,084H,004H
	DB  003H,000H,000H,000H,000H,000H,000H,003H,083H,073H,073H,087H,007H,004H,004H,00FH
	DB  00BH,03FH,03FH,037H,03FH,0FFH,0FFH,0BFH,04FH,034H,034H,034H,08BH,04BH,04BH,04FH
	DB  04BH,08BH,08BH,034H,034H,04FH,04FH,0BFH,0FFH,03FH,03FH,037H,03FH,00BH,00BH,00FH
	DB  004H,007H,007H,007H,087H,073H,073H,083H,003H,000H,000H,000H,000H,000H,000H,003H
	DB  004H,084H,084H,04BH,03BH,074H,074H,074H,073H,0C0H,0C0H,080H,000H,000H,000H,000H
	DB  000H,000H,000H,000H,044H,0FFH,0FFH,0FCH,0FBH,0FFH,0FFH,0CFH,077H,0BBH,0BBH,044H
	DB  0B0H,0CCH,0CCH,0B8H,070H,0FCH,0FCH,0C0H,0F0H,078H,078H,030H,000H,030H,030H,008H
	DB  004H,000H,000H,000H,03CH,034H,034H,088H,044H,038H,038H,078H,074H,074H,074H,0F3H
	DB  0F3H,083H,083H,083H,073H,03FH,03FH,0F0H,00FH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB  0FFH,0FFH,0FFH,0FFH,0FFH,0F0H,0F0H,08FH,07FH,0FFH,0FFH,0FFH,0F8H,0F7H,0F7H,0F7H
	DB  0F7H,0F8H,0F8H,0FFH,0FFH,07FH,07FH,08FH,0F0H,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH
	DB  0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,00FH,0F0H,03FH,03FH,073H,083H,083H,083H,0F3H
	DB  073H,034H,034H,074H,078H,074H,074H,0C3H,080H,030H,030H,04FH,030H,000H,000H,003H
	DB  004H,008H,008H,000H,030H,07BH,07BH,0F7H,0CFH,0FFH,0FFH,07BH,0BCH,0CFH,0CFH,0B4H
	DB  000H,003H,003H,004H,004H,00BH,00BH,00BH,004H,07CH,07CH,083H,080H,080H,080H,040H
	DB  070H,088H,088H,0B8H,0B8H,0B8H,0B8H,070H,040H,083H,083H,083H,08FH,07CH,07CH,003H
	DB  003H,004H,004H,004H,083H,083H,083H,080H,080H,080H,080H,080H,080H,080H,080H,080H
	DB  07FH,040H,040H,0CFH,0FFH,0FFH,0FFH,07FH,080H,0FFH,0FFH,0FFH,07FH,0CFH,0CFH,0CFH
	DB  0CFH,07FH,07FH,0FFH,0FFH,080H,080H,07CH,0FFH,0FFH,0FFH,0F0H,0FFH,07FH,07FH,040H
	DB  0C0H,080H,080H,080H,080H,080H,080H,080H,080H,080H,080H,080H,000H,000H,000H,000H
	DB  03FH,040H,040H,040H,040H,030H,030H,038H,044H,04CH,04CH,04CH,04CH,038H,038H,030H
	DB  040H,040H,040H,047H,0BFH,0C0H,0C0H,080H,003H,0F3H,0F3H,08CH,0C4H,073H,073H,083H
	DB  006H,06EH,068H,07FH,08EH,000H,0F9H,0FEH,07FH,06FH,000H,000H,006H,000H,08FH,018H
	DB  0E8H,097H,0F6H,06FH,0E0H,080H,0F8H,0FEH,07FH,08EH,000H,018H,016H,096H,08FH,080H
	DB  0F0H,0E1H,0FFH,087H,07EH,080H,0FEH,0FEH,0FFH,09EH,000H,0E7H,068H,0F9H,007H,0F9H
	DB  0F0H,0E1H,0FFH,087H,07EH,080H,0FEH,0FEH,0FFH,09EH,000H,0E7H,068H,0F9H,007H,0F9H
	DB  000H,000H,0FFH,000H,01FH,080H,0FEH,0FEH,0FFH,01FH,080H,018H,0F1H,0FFH,001H,07EH

	END
	
	
    ;************************************************************************
	;                          文件结束
    ;************************************************************************