GU128X32-800A

Dot Graphic VFD Module q q q q q q q GU128X32-800A 128 x 32 Dot Graphic Operating Temp -40° C to +85° C Single 5V Supply. High Brightness Blue Green Display Selectable Parallel (i80/M68)/Serial Interface Twin Screen Graphic RAM 16 Level Brightness Control Function The module includes the Vacuum Fluorescent Display glass, driver and control ASIC, with integral refresh Graphic RAM and logic for parallel and synchronous serial interfaces. The high speed 8 bit parallel interface is 5V CMOS compatible suitable for connection to a host CPU bus. Brightness control and power down functions are provided. A full data sheet is available. 1.5 20.65 21.75 33.0 30.5 38.5 83.05 11.15 126.5 130.0 1.75 4.0 110.0 1.6 1 10.8 ± 1mm 10.0 max. Dimensions in mm & subject to tolerances. Mounting holes 3.5mm dia. 65.0 IDC(IMSA-9032B-26P) PWR(JST-B3B-XH-A) ELECTRICAL SPECIFICATION Parameter Symbol Power Supply Voltage V CC Power Supply Current ICC Logic High Input V IH Logic Low Input V IL Logic High Output V OH Logic Low Output V OL Reset Input Voltage V RH Reset Input Voltage V RL BLOCK DIAGRAM Value 5.0VDC +/- 5% 450mADC typ. 4.0 VDC min. 1.0 VDC max. 4.7 VDC min. 0.3 VDC max. 4.0 VDC min. 0.6 VDC max. Condition GND=0V V CC= 5V IIH = 2uA IIL = -600uA IOH = -300uA IOL = 300uA IRH = 5uA IRL = -600uA The power on rise time should be less than 100ms.The inrush current at power on can be 2 x ICC . OPTICAL and ENVIRONMENTAL SPECIFICATIONS Parameter Value Display Area (XxY mm) 83.05 x 20.65 Dot Size/Pitch (XxY mm) 0.5 x 0.5/0.65 x 0.65 Luminance 350 cd/m2 Min. Colour of Illumination Blue-Green (Filter for colours) Operating Temperature -40°C to +85°C Storage Temperature -40°C to +85°C Operating Humidity (non condensing) 20 to 80% RH @ 25°C SOFTWARE COMMANDS Instruction C//D Instruction Byte No. Bytes Set Display On/Off / Layer Merge 1 20H-2FH 2 Set Display Brightness 1 40H-4FH 1 Clear Display 1 52H-5FH 1 Set Cursor XY Address 1 60H-67H 3 Set Display Start X Address 1 70H-7FH 2 Set Write Address Mode 1 80H-8FH 1 Scroll Display Vertically Up/Down 1 B0H-BFH 1 Read Cursor XY Address 1 D4H-D7H 3 Write Data 0 00H-FFH 1 TIMING PARAMETERS (min) i80/M68 Parameters Time Write /WR/EN Cycle Time 400ns Write /WR/EN Pulse Width 100ns Set Up To Write /WR/EN 30ns Hold after Write /WR/EN 20ns SCROLLING GRAPHIC DISPLAY Serial Parameters Time SCK Cycle Time 200ns SCK Pulse Width 80ns Set Up To SCK, /CSS=’L’ 40ns Delay After 8th bit, /CSS=’H’ 150ns The pattern in GRAM can be scrolled around the display. Horizontal scroll is achieved by increment/decrement of the Display Start X Address. The vertical scroll process considers layer 0, then layer 1 as a continuous 128 bit high vertical area within RAM. NORITAKE ITRON VFD MODULES D0~D7 SO SI WR (R/W) RD (ENCK) CSS C/D FRP /RES DISPLAY CONTROLLER GRAPHIC RAM DC/DC + AC Conv. VCC GND BD VFD FILAMENT (AC) ANODE + GRID (DC) GRAPHIC RAM X ADDRESS 00H………………………….7FH BYTE FORMAT D0 D1 D2 D3 D4 D5 D6 D7 Y ADDRESS 0H 1H 2H 3H 4H 5H 6H 7H GRAM Layer 0 …………….7FH GRAM Layer 1 DH The Graphic RAM is composed of 16384 EH bits arranged as (128 x 64 bits) x 2 and the FH access is operated by 8 bit vertical data IDC DATA CONNECTOR 3 PIN POWER CONNECTOR Pin i80 M68 Serial Pin Sig Pin Sig X 1 D7 D7 2 GND 1 Vcc X 3 D6 D6 4 GND 2 Test (Factory only) X 5 D5 D5 6 GND 3 GND X 7 D4 D4 8 GND PCB JUMPERS (O)pen (L)ink X J2 9 D3 D3 10 GND Interface J1 X Serial L O/L 11 D2 D2 12 GND O O 13 D1 D1 SO 14 GND i80 Parallel SI 16 GND M68 Parallel O L 15 D0 D0 17 /WR R//W X 18 GND CONTACT 19 C//D C//D C//D 20 GND Noritake Sales Office Tel Nos 21 /RD ENCK SCK 22 GND Nagoya Japan: +81 (0)52-561-9867 Canada: +1-416-291-2946 23 /CSS /CSS /CSS 24 GND Chicago USA: +1-847-439-9020 25 FRP FRP FRP 26 /RES Subject to change without notice. IUK Doc Ref: 03471 Iss:1 23/07/01 Munchen (D): +49 (0)89-3214-290 Itron UK: +44 (0)1493 601144 Rest Europe: +49 (0)61-0520-9220 www.noritake-itron.com 128 x 32 Dot Graphic