Graphic VFD Module
GU256x64D-3900
Ref: MC-019 Mar.03
Single 5V power supply
High Brightness Blue Green Display
Operating Temp -40°C to +70°C
6x8, 8x16, 16x32 Font table
16x16 Asian(Japanese, Chinesex2. Korean) fon
RS232C, Parallel, USB(option) Interface
Easy drawing function
Power ON/OFF control
44.0
50.0
□
□
□
□
□
I/O Port controllability
User window definition and individual control
High speed Graphic animation ability
Character & Bitmap image download
8 level brightness control
Development Kit Available (GUD-3000)
RS233C cable, Power supply, Sample software
159.0
153.0
3.0
□
□
□
□
□
□
□
□
3.0
Display Area : 115.05 x 28.65
Φ3.5
11.5 MAX.
Unit : mm
Parallel Interface Connecter
Power & Serial Interface Connecter
INTERNATIONAL FONT
n=0
COMMON FONT
ELECTRICAL SPECIFICATION
Parameter
Symbol Value
Power Supply Voltage
VCC
5.0VDC
Power Supply Current
ICC
0.85ADC typ.
Logic Hi Input (Parallel)
VIH
0.8VDC min. Vcc max.
Logic Low Input (Parallel)
VIL
0VDV min. 0.2Vcc max.
Logic HI output (Parallel)
VOH
3.5VDC min. Vcc max.
Logic Low output (Parallel) VOL
0VDV min. 0.6Vcc max.
Logic Hi Input (RS232)
VIH
3.0VDC min. 15VDC max.
Logic Low Input (RS233)
VIL
-15VDC min. -3VDC max.
Logic Hi output (RS233)
VOH
5.0VDC min.
Logic Low output (RS232) VOL
-5VDC max.
OPTICAL and ENVIRONMENTAL SPECIFICATIONS
Parameter
Value
PCB Size (X x Y mm)
159.00 x 50.00
Display Area (X x Y mm)
115.05 x 28.65
Dot size / Pitch (X x Y mm)
0.30 / 0.45
Luminance
800 cd/m2 Typ.
Color of Illumination
Blue Green
Operating Temperature
-40°C to +85°C
Operating Humidity
20 to 80 % RH (non condensing)
SOFTWARE COMMANDS - Popular codes, more included
Command
Code
Write Character to Display
20H~FFH
BS, HT, LF, CR, Display Clear
08H, 09H, 0AH, 0DH, 0CH
Initialize Display
1BH
Specify International Font
1BH 52H n
Vertical / Horizontal Scroll Mode
1FH 02H / 1FH 03H
Scroll Display Action
1FH 28H 61H 10H wL wH cL cH s
Display Blink
1FH 28H 61H 11H p t1 t2 c
Font Size Select
1FH 28H 67H 01H m
Font Magnified Display
1FH 28H 67H 40H x y
Brightness Level Setting
1FH 58H n
n=19
6x8, 8x16, 16x32 Font table abailable.
Also, 4 types of 16x16 Asian font include
Serial Interface (CN1)
Pin
Sig
1
RXD
2
DTR
3
DSR
4
TXD
5
TEST
6
VCC
7
GND
Baud rate: 38,400 or 19,200
Atlanta
Boston
Chicago
Dallas
1-888-326-3423
1-888-395-3423
1-800-779-5846
1-888-318-3423
Parallel interface (CN5)
Pin
Sig
Pin
Sig
1
D7
2
D6
3
D5
4
D4
5
D3
6
D2
7
D1
8
D0
9
GND
10
WR
11
GND
12
READY
13
GND
14
GND
15 VCC1(5V) 16 VCC1(5V)
Please inquire for full specification.
** Subject to change without notice **
Los Angels
1-888-795-3423
New York
1-888-296-3423
Canada
1-416-291-2946
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