GU256X128E-3900B

Vacuum Fluorescent Display Module
Hardware Specification
Model: GU256X128E-3900B
Specification No: DS-1643-0001-00
Date of Issue: January 23, 2012 (00)
Revision:
Published by
NORITAKE ITRON Corp. / Japan
http://www.noritake-itron.jp
This specification is subject to change without prior notice.
RoHS 2011/65/EU
This product complies with RoHS Directive 2011/65/EU
GU256X128E-3900B Hardware Specification
- 1 -
Contents
1 General Description ..................................................................................................................................... 2
1.1 Scope ........................................................................................................................................................ 2
1.2 Construction ............................................................................................................................................. 2
1.3 Outline....................................................................................................................................................... 2
1.4 Block Diagram ......................................................................................................................................... 2
2 General-purpose I/O port ............................................................................................................................ 3
3 Electrical Specifications ............................................................................................................................. 3
3.1 Absolute Maximum Ratings ................................................................................................................... 3
3.2 Electrical Ratings .................................................................................................................................... 3
3.3 Electrical Characteristics ........................................................................................................................ 4
4 Environmental Specifications.................................................................................................................... 5
5 Optical Specifications .................................................................................................................................. 5
6 Physical Specifications ............................................................................................................................... 5
7 Applicable Specifications ........................................................................................................................... 5
8 Interface........................................................................................................................................................... 5
8.1 Interface timing ........................................................................................................................................ 5
8.1.1 Parallel interface timing 1 (Not applicable for bit image data transfer in DMA mode) ..................... 5
8.1.2 Parallel interface timing 2 (Applicable for bit image data transfer in DMA mode) ............................ 6
8.1.3 RS-232 Asynchronous serial interface timing ..................................................................................... 6
9 Setup ................................................................................................................................................................ 7
9.1 DIP-Switch (SW1) ................................................................................................................................... 7
10 Connectors ................................................................................................................................................. 7
10.1 Parallel interface connector (CN6) ....................................................................................................... 7
10.2 RS-232 interface connector (CN7) ....................................................................................................... 7
10.3 General-purpose I/O port connector (CN4) ......................................................................................... 7
10.4 Power connector (CN1) .......................................................................................................................... 7
10.5 Connector position .................................................................................................................................. 8
11 Physical Dimensions ................................................................................................................................... 9
Notice for the Cautious Handling of VFD Modules .................................................................................... 10
Revision history ................................................................................................................................................... 11
GU256X128E-3900B Hardware Specification
- 2 -
1 General Description
1.1 Scope
This specification covers the hardware aspects of the GU256X128E-3900B vacuum fluorescent
graphic display module.
1.2 Construction
The module consists of a 256 × 128 dot graphic BD-VFD, refresh RAM, character generator, DC/DC
converter, display controller, and all necessary control logic. The module can simultaneously display
graphic patterns and characters on the screen.
1.3 Outline
Power supply: + 5 V
DC
+ 12V
DC
Interface: Parallel interface (CMOS)
Serial interface (Asynchronous, RS-232 -level)
I/O port: 12 bits General-purpose I/O port
Protocol: Direct mode
Packet mode
Function: Character display
Graphic display
Control command
Display action command
Draw command
Window function
General-purpose I/O port control
Macro, Program Macro function
Character and Bit Image download function
Memory SW
Display power auto-OFF function
General-purpose data storage
For full details, refer to:
DS-1600-0008-XX: GU-3900B seriesGeneral FunctionSoftware Specification.
DS-1600-0006-XX: “Program Macro” software specification.
1.4 Block Diagram
Note: FROM re-write rating is
approximately 10,000 times.
Parallel
interface IC
RS-232
interface IC
FROM (32Mbit)
Fonts
Memory SW
BD-VFD
Parallel I/F
Connecter
RS-232 I/F
Connecter
I/O Port
Connector
Controller
Firmware
DC/DC
Converter
F1 Filament
Anode/Grid
F2 Filament
GND
VCC2
VCC1

GU256X128E-3900B

Mfr. #:
Manufacturer:
Noritake
Description:
Vacuum Fluorescent Displays - VFD Vacuum Fluorescent Display Module
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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