MOV LCD_DATA,A ;
CALL WRITE ;
MOV A,38H ; LCD setting , step 1
MOV LCD_DATA,A ; function set
CALL WRITE ;
MOV A,06H ; LCD setting , step 2
MOV LCD_DATA,A ; entry mode set
CALL WRITE ;
MOV A,01H ; LCD setting , step 3
MOV LCD_DATA,A ; display clear
CALL WRITE ;
CALL DELAY ;
MOV A,0EH ; LCD setting , step 4
MOV LCD_DATA,A ; display turn on
CALL WRITE ;
RET
LCD_RESET ENDP
;--------------------------------------------------------------------
LCD_DISPLAY PROC
MOV A,01H ; LCD setting , step 5
MOV LCD_DATA,A ; display clear
CALL WRITE ;
CALL DELAY ;
MOV A,80H ; LCD setting , step 6
MOV LCD_DATA,A ; DD RAM address setting
CALL WRITE ; address = 00h (first line)
SET LCD_CTRL.RS ; LCD setting , step 7
MOV A,10H ; write data to DD RAM
MOV COUNTER,A
DISPLAY1:
TABRDL DATA
MOV A,DATA
MOV LCD_DATA,A
CALL WRITE
INC TBLP
SDZ COUNTER
JMP DISPLAY1
CLR LCD_CTRL.RS ;
MOV A,0C0H ; LCD setting , step 8
MOV LCD_DATA,A ; DD RAM address setting
CALL WRITE ; address = 40h (second line)
SET LCD_CTRL.RS ; LCD setting , step 9
MOV A,10H ; write data to DD RAM
MOV COUNTER,A
DISPLAY2:
TABRDL DATA
MOV A,DATA
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本文关键字：电源 程序 合泰单片机，单片机-工控设备 - 合泰单片机
