vfd

Vacuum Fluorescent Display Module Specification Model: GU112X16G-7003 Specification No: DS-914-0001-04 Date Of Issue: March 15, 2002 Revision: April 11 , 2002 July 03, 2002 August 30, 2002 June 11, 2004 Published by NORITAKE ITRON CORP. / Japan http://www.noritake-itron.jp This specification is subject to change without prior notice. GU112X16G-7003 - 1 - Index. 1 General Description ........................................................................................................................................................... 3 1.1 Scope ............................................................................................................................................................................ 3 1.2 Construction ................................................................................................................................................................. 3 1.3 Outline ........................................................................................................................................................................... 3 1.4 Block Diagram .............................................................................................................................................................. 3 2 Electrical specification ...................................................................................................................................................... 4 2.1 Absolute Maximum Ratings ....................................................................................................................................... 4 2.2 Electrical ratings........................................................................................................................................................... 4 2.3 Electrical Characteristics ............................................................................................................................................ 4 3 Optical Specifications........................................................................................................................................................ 5 4 Environmental Specifications.......................................................................................................................................... 5 5 Interface ................................................................................................................................................................................ 5 5.1 Type of interface .......................................................................................................................................................... 5 5.2 Serial interface ............................................................................................................................................................. 5 5.2.1 Basic function ....................................................................................................................................................... 5 5.2.2 Asynchronous serial interface timing.................................................................................................................... 5 5.2.3 Synchronous serial interface timing ...................................................................................................................... 6 5.3 Reset timing.................................................................................................................................................................. 6 6 Display specification ......................................................................................................................................................... 7 6.1 Displayable image types............................................................................................................................................. 7 6.1.1 Graphic display ..................................................................................................................................................... 7 6.1.2 Character display................................................................................................................................................... 7 6.2 Display memory ........................................................................................................................................................... 7 6.3 Window.......................................................................................................................................................................... 8 6.3.1 Base-Window........................................................................................................................................................ 8 6.3.2 User-Window ........................................................................................................................................................ 8 6.4 Write screen mode for “Base Window” ................................................................................................................... 9 6.4.1 Display screen mode (Scanning)........................................................................................................................... 9 6.4.2 All screen mode (Scanning) .................................................................................................................................. 9 6.5 Character display format........................................................................................................................................... 10 7 Function .............................................................................................................................................................................. 11 7.1 Commands ................................................................................................................................................................. 11 7.1.1 Character display................................................................................................................................................. 11 7.1.2 BS (Back Space).................................................................................................................................................. 12 7.1.3 HT (Horizontal Tab) – 1 character to right.......................................................................................................... 12 7.1.4 LF (Line Feed) .................................................................................................................................................... 13 7.1.5 HOM (Home Position) ........................................................................................................................................ 14 7.1.6 CR (Carriage Return) .......................................................................................................................................... 14 7.1.7 US $ xL xH yL yH (Cursor Set) ..................................................................................................................... 14 7.1.8 CLR (Display Clear)........................................................................................................................................... 14 7.1.9 US C n (Cursor ON/OFF) ................................................................................................................................... 14 7.1.10 ESC@ (Initialize Display).................................................................................................................................. 14 7.1.11 ESC % n (Specify Download Register) ............................................................................................................... 15 7.1.12 ESC & a c1 c2 [x1 d1...d(a×x1)]...[xk d1...d(a×xk)] (Download character definition) ................................... 15 7.1.13 ESC ? a c (Delete downloaded character) .......................................................................................................... 16 7.1.14 ESC R n (Specifies International font set)........................................................................................................... 16 7.1.15 ESC t n (Specifies character code type) .............................................................................................................. 16 7.1.16 US MD1 (Over-write mode)................................................................................................................................ 16 7.1.17 US MD2 (Vertical scroll mode)........................................................................................................................... 17 7.1.18 US MD3 (Horizontal scroll mode) ..................................................................................................................... 17 7.1.19 US s n (Horizontal scroll speed) ....................................................................................................................... 17 7.1.20 US r n (Specifies or cancels reverse display) ..................................................................................................... 17 7.1.21 US w n (Specifies write mixture display mode) .................................................................................................. 18 7.1.22 US X n (Brightness level setting) ....................................................................................................................... 18 GU112X16G-7003 - 2 - 7.1.23 US ( a n [parameter] (Display action command group)...................................................................................... 18 7.1.24 US ( a n t (Wait) ...................................................................................................................... 18 7.1.25 US ( a n wL wH cL cH s (Scroll display action) ..................................................................... 19 7.1.26 US ( a n p t1 t2 c (Display Blink) ............................................................................................ 19 7.1.27 US ( a n p (Screen saver) ........................................................................................................ 20 7.1.28 US ( f n [parameter] (Bit image display group)................................................................................................. 20 7.1.29 US ( f n xL xH yL yH g d(1)...d(k) .......................................................................................... 20 7.1.30 US ( g n [parameter] (Font command group) .................................................................................................... 21 7.1.31 US ( g n w (Character display width) .................................................................................... 21 7.1.32 US ( g n x y (Font magnified display).................................................................................... 22 7.1.33 US ( w n [parameter] (Window command group) .............................................................................................. 22 7.1.34 US ( w n a (Current Window select)........................................................................................ 23 7.1.35 US ( w n a b[xPL xPH yPL yPH xSL xSH ySL ySH]............................................................ 23 7.1.36 US ( w n a (Write screen mode select (see sect. 6.3) ............................................................... 24 7.1.37 WINx (Short-Cut Current Window Select) ......................................................................................................... 24 7.2 Bit image data format ................................................................................................................................................ 25 8 Setup.................................................................................................................................................................................... 26 8.1 Jumper ........................................................................................................................................................................ 26 8.1.1 Baud rate select (Applying for Asynchronous serial interface)........................................................................... 26 8.1.2 Serial interface select .......................................................................................................................................... 26 9 Connector ........................................................................................................................................................................... 26 9.1 Serial interface connector (Six through holes)....................................................................................................... 26 9.1.1 Case of Asynchronous serial interface is selected. .............................................................................................. 26 9.1.2 Case of Synchronous serial interface is selected. ................................................................................................ 26 10 Notation of firmware version..................................................................................................................................... 27 11 Outline Drawing ............................................................................................................................................................ 28 Notice for the Cautious Handling VFD Modules ................................................................................................................ 29 Revision Note.............................................................................................................................................................................. 30 GU112X16G-7003 1 General Description 1.1 Scope This specification covers the operation and operating requirements of the vacuum fluorescent graphic display module GU112X16G-7003. 1.2 Construction The module consists of a 112 x 16dot 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/or characters on the screen. 1.3 Outline Power supply: + 5 VDC only Interface: Serial interface (C-MOS Synchronous or Asynchronous, Selectable) Function: Character display, 5x7, Attribution (5x7Character font, refer to spec. of DS-898-0002-xx) Graphic display Control command Character download function Screen saver function Applied reliability spec: TT-99-3102 Applied production spec:TT-98-3413 1.4 Block Diagram Controller BD-VFD - 3 - Serial I/F Connecter EF1 VDD2 EF2 DC/DC Converter VCC GND Jumper GU112X16G-7003 - 4 - 2 Electrical specification 2.1 Absolute Maximum Ratings Parameter Symbol Min. Typ. Max. Unit Power Supply Voltage VCC -0.3 - +6.0 VDC Logic Supply Voltage SIN, SCK, /RESET VIN -0.3 - Vcc+0.3 VDC 2.2 Electrical ratings Parameter Symbol Min. Typ. Max. Unit Power Supply Voltage VCC 4.75 5.0 5.25 VDC All driving voltage for the VFD is converted from the DC/DC converter on board. 2.3 Electrical Characteristics Measuring Conditions: Ambient temperature = 25degrees C, VCC =5.0VDC Parameter Symbol Min. Typ. Max. Unit Condition Note “L” Level Logic Input Current SIN, SCK, /RESET IIL -0.6 mA VIN=0V “H” Level Logic Input Current SIN, SCK, /RESET IIH - - 1.0 uADC VIN=5V - "H" VIH 0.8VCC - VCC - - - Logic Input Voltage SIN, SCK, /RESET "L" VIL 0 - 0.2VCC VDC - - "H" VOH 3.8 - VCC VDC IOH=-1.5mA - Logic Output Voltage SBUSY, "L" VOL 0 - 0.6 VDC IOL=1.6mA - Power Supply Current 1 ICC1 - 260 340 mADC - (1) Power Supply Current 2 ICC2 - 220 290 mADC - (2) Power Supply Current 3 ICC3 - 35 45 mADC - (3) Note (1),(2) ICC1 shows the current at all dots in the screen are lighted and ICC2 at all dots off. At power on rush, more than 2times current of above table should be expected. Provide the quick rise type power supply (<100msec.). (3)Icc3 shows the current at Power OFF Mode (Power save mode). GU112X16G-7003 3 Optical Specifications Number of dots: 1,792（112 x 16） PCB Size: 80.0 mm x 36.0 mm (X x Y) Display area: 52.5mm x 11.45mm(X x Y) Dot size: 0.33mm x 0.575mm(X x Y) Dot pitch: 0.47mm x 0.725mm (X x Y) Luminance: 350cd/m2 Min. (700cd/m2 Typ.) Color of illumination: Green (Blue Green) 4 Environmental Specifications Ope ting temperature: -40 to +85degrees C Sto e temperature: -40 to +85degrees C Storage humidity: 20 to 80 % R.H(Non Condensing) Vibration: 10-55-10Hz, all amplitude 1mm, 30Min., X-Y-Z (Non operating) Sho : 392m/s2 (40G) 9mS X-Y-Z, 3times each direction (Non operating) 5 Interf 5.1 Type o The 5.2 Serial 5.2.1 Basic There a jumper. receive 5.2.2 Async Interf SBUSY SIN ck ra rag - 5 - ace f interface following interfaces are available on this module; Serial interface (C-MOS Synchronous or Asynchronous, Selectable) interface function re two Serial interfaces: C-MOS Synchronous or Asynchronous and they are Selectable by The module sets the SBUSY line upon receipt of data, and clears the line when ready to more data. hronous serial interface timing ace: Baud rate 9,600 ～ 115,200bps (Selectable by Jumper) Parity None parity Format Start (1bit)＋Data (8bit)＋Stop (1bit) Handshake SBUSY Min. 0μs 1 0 1 0 Max. 20μs GU112X16G-7003 - 6 - Receiving Buffer Capacity: 12 byte SBUSY change timing: SBUSY 1(BUSY) 0(READY) Condition When there is data in buffer When there is no data in buffer Data can be stored into receiving buffer. However, it recommends not sending the data when SBUSY=1. 5.2.3 Synchronous serial interface timing Receiving Buffer Capacity: 12 byte SBUSY change timing: SBUSY 1(BUSY) 0(READY) Condition When there is data in buffer When there is no data in buffer Data can be stored into receiving buffer. However, it recommends not sending the data when SBUSY=1. 5.3 Reset timing Reset pulse (active low) should be longer than 1mS. The module sets the SBUSY line upon receipt of Reset signal and clears the line when ready to receive the data. SBUSY SIN Max. 20μs Min. 200ns Min. 200ns D0 D1 D2 D3 D4 D5 D7 SCK Min. 0μs D0 1 0 1 0 D6 Min. 200ns Min. 200ns Min. 500ns Min. 1.5μs SIN /Reset Min. 1ms SBUSY Max. 100ms VALID GU112X16G-7003 - 7 - 6 Display specification 6.1 Displayable image types 6.1.1 Graphic display Number of dot: 112 x 16 dots 6.1.2 Character display Character mode: 5 x 7 dot Character font type: 5 x 7 dot - Characters, ANK, international font Character display width: Fixed character format 1 & 2, Proportional character format 1 & 2. Attribution: Character magnify, Reverse 6.2 Display memory Size: 512x 16 dots - separated as: Display area (112x16dots) Hidden area (400x16dots). Hidden area also can be displayed by using “Display action command group” Refer to “Display action command group”, Page 18. By using “User Window” function, All display area can be separated, and each window separated can be controlled independently. x All display memory 512 dots