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CJNE R3,#64,$1
MOV R3,#00H
JMP $1
DISPLAY_ON:
MOV A,#00111111B
CALL WRITE_IR
RET
START_LINE: A,R3
MOV A,#11000000B
ORL WRITE_IR
CALL
RET LOCATION
SHOW_24*24: DISPLAY_1_PAGE
CALL R1
CALL LOCATION
INC DISPLAY_1_PAGE
CALL R1
CALL LOCATION
INC DISPLAY_1_PAGE
CALL
CALL A,R0
RET A,#01000000B
LOCATION: WRITE_IR
MOV A,R1
ORL A,#10111000B
CALL WRITE_IR
MOV
ORL R2,#24
CALL
RET A,#0
DISPLAY_1_PAGE: A,@A+DPTR
MOV WRITE_DR
$1: DPTR
MOV R2,$1
MOVC
CALL
INC
DJNZ
RET