Datasheet

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．Set Control Word
CODE HEX. FUNCTION D1 D2
01000000 40H Set Text Home Address Low address High address
01000001 41H Set Text Area Columns 00H
01000010 42H Set Graphic Home Addr ess Low address High address
01000011 43H Set Graphic Area Columns 00H
The home address and column size are defined by this command.
(1) Set Text Home Address
The starting address in the external display RAM for text display is defined by this command.
The text home address indicates the leftmost and uppermost position.
The relationship between external display RAM address and display position
TH
－
TH+CL
TH+TA
－
TH+TA+CL
(TH+TA)+TA
－
TH+2TA+CL
(TH+2TA)+TA
－
TH+3TA+CL
－ － －
TH+(n-1) TA
－
TH+(n-1) TA+CL
TH: Text home address
TA: Text area number (columns)
CL: Columns are fixed by hardware (pin-programmable).
(Example)
Text home address ：0000H
Text area ：0020H
：32 Columns
：4 Lines
0000H 0001H
－
001EH 001FH
0020H 0021H
－
003EH 002FH
0040H 0041H
－
005EH 005FH
0060H 0061H
－
007EH 007FH
T6963C or equ.
driven 240X128 DOTS GRAPHIC MODULES