Datasheet

PAGE: 9 OF 20
(2) Set Graphic Home Address
The starting address of the external display RAM used for graphic display is defined by this
command. The graphic home address indicates the leftmost and uppermost position.
The relationship between external display RAM address and display position
GH
－
GH+GL
GH+GA
－
GH+GA+CL
(GH+GA)+GA
－
GH+2GA+CL
(GH+2GA)+GA
－
GH+3GA+CL
－ － －
GH+(n-1) GA
－
GH+(n-1) GA+CL
GH: Graphic home address
GA: Graphic area number (columns)
CL: Columns are fixed by hardware (pin-programmable).
(Example)
Graphic home address
：0000H
Graphic area
：0020H
：32 Columns
：2 Lines
0000H 0001H
－
001EH 001FH
0020H 0021H
－
003EH 003FH
0040H 0041H
－
005EH 005FH
0060H 0061H
－
007EH 007FH
0080H 0081H
－
009EH 009FH
00A0H 00A1H
－
00BEH 00BFH
00C0H 00C1H
―
00DEH 00DFH
00E0H 00E1H
－
00FEH 00FFH
0100H 0101H
－
011EH 011FH
0120H 0121H
－
013EH 013FH
0140H 0141H
－
015EH 014FH
0160H 0161H
－
017EH 017FH
0180H 0181H
－
109EH 019FH
01A0H 01A1H
－
01BEH 01BFH
01C0H 01C1H
－
01DEH 01DFH
T6963C or equ.
driven 240X128 DOTS GRAPHIC MODULES