GU256X128D-3900B Noritake Company Inc, GU256X128D-3900B Datasheet - Page 7

• Manufacturer Part Number: GU256X128D-3900B
• Description: MODULE VF GRAPHIC DISPLY 256X128
• Manufacturer: Noritake Company Inc

Specifications of GU256X128D-3900B

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

4.2.2 Bit image and font definition memory
4.2.3 General-purpose memory
Bit image definition
User-defined fonts
User-defined fonts summary:
Arbitrary data can be stored to and retrieved from the memory.
General-purpose RAM: 1024 bytes
General-purpose FROM: 4096 bytes × 16 areas
General-purpose RAM
General-purpose FROM
Note: Operation which exceeds a FROM area is not possible.
12×24 dot mode
16×32 dot mode
00F000h – 00FFFFh
000000h – 000FFFh
001000h – 001FFFh
002000h – 002FFFh
8×16 dot mode
6×8 dot mode
000000h – 003FFh
Font size
Arbitrary bit image data can be defined and saved using bit image definition commands.
RAM: 4096 bytes
FROM: 32768 bytes + Extension area 262144 bytes
(Refer to 4.7.4.35 RAM bit image definition and 4.7.4.36 FROM bit image definition)
Memory for arbitrary user-defined fonts is available as follows.
Download character
For each of the font sizes 6×8, 8×16, 12×24, and 16×32 dot (1-byte character), and 16×16
and 32×32 dot (2-byte character), a maximum of 16 characters can be defined to memory
space in RAM.
FROM user font
For each of the font sizes 6×8, 8×16, 12×24, and 16×32 dot (1-byte character), a maximum
of 128 characters can be defined to memory space in FROM.
FROM extension font
For each of the font sizes 6×8, 8×16, 12×24, and 16×32 dot (1-byte character), an arbitrary
font can be defined to memory space in FROM.
Refer to 4.7.4.45 Download character definition, 4.7.4.47 16×16 dot download character
definition, 4.7.4.49 32×32 dot download character definition, 4.7.4.53 FROM User Font
definition, 4.7.4.54 FROM extension font definition.
...
Download character
○
○
○
○
- 7 -
1-byte character
FROM user font
GU-3900B series “General Function” Software Specification
○
○
○
○
FROM extension
font
○
○
○
○
2-byte character
Download
character
○(16×16)
○(32×32)
×
×