HM17CM256 HYNIX [Hynix Semiconductor], HM17CM256 Datasheet - Page 59

• Manufacturer Part Number: HM17CM256
• Description: 128XRGBX82 OUTPUT LCD DRIVER IC with built-in RAM
• Manufacturer: HYNIX [Hynix Semiconductor]

notice
a) 8 bit access mode
b) 16 bit access mode
selected ( WIN =”1” ), address is increased as following loop.
And when X, Y auto increment mode operating, window access is possible.
The increment operating is as above description.
Two-byte access is done by single RAM access.
Address is increased after access.
X address is increased as (00
X address is increased to Max
You should set X address, Y address in sequence, anything else is forbidden.
)
Please refer to RAM address bitmap in (10) relation between display RAM and address
According to AIM setting, auto increment for X and Y address
00
Address
START
X address
H
X address
H
, 01
Max
H
first and then Y address is increased later.
Address
00
H
END
,
H
H
3E
H
, 3F
H
) sequence.
51
H
00
Address
START
Y address
H
Y address
51
Address
END
H
HM17CM256
When window mode is
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