VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 2 OF 14 DOCUMENT DOCUMENT REVISION FROM TO A REVISION HISTORY 1: DATE 2002.10.29 DESCRIPTION Based on document VL-TS-MGLS12864T-XX REV. G, 2002.10.07). CHANGED BY PHILIP CHENG CHECKED BY TOM LEE VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 3 OF 14 CONTENTS Page No. 1. GENERAL DESCRIPTION 4 2. MECHANICAL SPECIFICATIONS 4 3. INTERFACE SIGNALS 6 4. 4.1 4.2 ABSOLUTE MAXIMUM RATINGS ELECTRICAL MAXIMUM RATINGS (Ta=25C) ENVIRONMENTAL CONDITION 7 7 7 5. 5.1 5.2 5.3 ELECTRICAL SPECIFICATIONS TYPICAL ELECTRICAL CHARACTERISTICS TIMING SPECIFICATIONS TIMING DIAGRAM OF VDD AGAINST V0 8 8 9 10 6. APPENDIX 11 VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 4 OF 14 VARITRONIX LIMITED Specification of LCD Module Type Item No.: MGLS12864T-54 1. General Description * * * * * * * * 2. 128 x 64 dots STN Negative Blue Transmissive LCD graphic module. Driving scheme: 1:64 multiplexed drive, 1/9 bias. Viewing direction: 6 O'clock. `TOSHIBA' T6963C flat pack or equivalent LCD controller. `TOSHIBA' T6A39 flat pack or equivalent LCD segment drivers. `TOSHIBA' T6A40 flat pack or equivalent LCD common driver. 8K byte display SRAM. White LED05 backlight. Mechanical Specifications The mechanical detail is shown in Fig. 1 and summarized in Table 1 below. Table 1 Parameter Outline dimensions Viewing area Active area Display format Dot size Dot spacing Dot pitch Weight Specifications 78.0(W) x 70.0(H) x 13.0 MAX.(D) (Excluded cable) 82.0(W) x 70.0(H) x 13.0 MAX.(D) (Included cable) 62.0(W) x 44.0(H) 56.27(W) x 38.35(H) 128(Horizontal) x 64(Vertical) 0.39(W) x 0.55(H) 0.05(W) x 0.05(H) 0.44(W) x 0.60(H) TBD Unit mm mm mm dots mm mm mm gram VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 5 OF 14 Figure 1: Outline drawing of MGLS12864T-GREEN-LV module. VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 6 OF 14 3. Interface signals Table 2 Pin No. 1 2 3 4 5 6 7 8 Symbol FG VSS VDD V0 /WR /RD /CE C/D 9 10 11 12 13 14 15 16 17 18 /RST DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 FS - K A Note 1: Description Frame ground (see note 1) Ground (0V) Power supply for logic (+5V) Power supply for LCD drive Command/Data write to module when "Low" Command/Data read from module when "Low" Chip enable of controller when "Low" Command/Data read/write. "High" for command read/write and "Low" for data read/write Controller reset when "Low" Data input/output (LSB) Data input/output Data input/output Data input/output Data input/output Data input/output Data input/output Data input/output (MSB) Font select. "High" for 6 x 8 font & "Low" for 8 x 8 font. Cathode of backlight Anode of backlight This pin is electrically connected to the metal bezel(frame). User can choose to connect this pin to VSS or leave it open. VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 7 OF 14 4. Absolute Maximum Ratings 4.1 Electrical Maximum Ratings(Ta = 25 C) Table 3 Parameter Supply voltage (Logic & LCD) Supply voltage (LCD drive) Input voltage Symbol VDD - VSS Min. -0.3 Max. +7.0 Unit V VLCD=VDD - V0 Vin -0.3 -0.3 +28.0 VDD +3.0 V V Note: The modules may be destroyed if they are used beyond the absolute maximum ratings. All voltage values are referenced to VSS = 0V. 4.2 Environmental Condition Table 4 Item Ambient Temperature Humidity Vibration (IEC 68-2-6) cells must be mounted on a suitable connector Shock (IEC 68-2-27) Half-sine pulse shape Operating Storage Temperature Temperature (Topr) (Tstg) Min. Max. Min. Max. 0C +50C -10C +60C 95% max. RH for Ta 40C < 95% RH for Ta > 40C Frequency: 10 55 Hz Amplitude: 0.75 mm Duration: 20 cycles in each direction. Pulse duration : 11 ms Peak acceleration: 981 m/s2 = 100g Number of shocks : 3 shocks in 3 mutually perpendicular axes. Remark Dry no condensation 3 directions 3 directions VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 8 OF 14 5. Electrical Specifications 5.1 Typical Electrical Characteristics At Ta = 25 C, VDD = 5V5%,VSS = 0V. Table 5 Parameter Supply voltage (Logic) Supply voltage (LCD) Input signal voltage Supply current (Logic & LCD) Supply current (LCD) Supply voltage of white LED05 backlight Symbol VDD -VSS VLCD =VDD -V0 VIN IDD I0 VLED Conditions Min. 4.75 Typ. 5.00 Max. 5.25 Unit V VDD = 5V,Note 1 11.5 12.0 12.5 V "H" level "L" level Character mode, VDD = 5V,Note 1 Checker board mode, VDD = 5V, Note 1 Character mode, VDD = 5V,Note 1 Checker board mode, VDD = 5V, Note 1 Forward current =40 mA VDD -2.2 0 - 6.1 VDD 0.8 9.2 V V mA - 6.2 9.3 mA - 2.2 3.3 mA - 2.2 3.3 mA 3.1 3.4 3.6 V Number of LED dies =(1x1)x2 =1x2 =2. Note 1: Color rank: B There is tolerance in optimum LCD driving voltage during production and it will be within the specified range. VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 9 OF 14 5.2 Timing Specifications At Ta = 0C To +50C, VDD = 5V5%,VSS=0V Refer to Fig. 2, the bus timing diagram. Table 6 Parameter C/D Set-up time C/D Hold Time /CE, /RD, /WR Pulse Width Data Set-up Time Data Hold Time Access Time Output Hold Time Symbol tCDS tCDH tCE, tRD, tWR tDS tDH tACC tOH Min. 100 10 80 80 40 10 C/D /CE /RD, /WR DB0~DB7 (WRITE) DB0~DB7 (READ) Figure 2: Bus Timing Diagram Max. 150 50 Unit ns ns ns ns ns ns ns VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 10 OF 14 5.3 Timing Diagram of VDD Against Vo. Power on sequence shall meet the requirement of Figure 3, the timing diagram of VDD against V0. VDD 95% LOGIC SUPPLY VOLTAGE 0V 50ms(typical) OV LCD SUPPLY VOLTAGE V0 Figure 3: Timing Diagram of VDD Against V0. VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 11 OF 14 6. APPENDIX VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 12 OF 14 VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 13 OF 14 VL-FS-MGLS12864T-54 REV. A (MGLS12864T-BLUE-LED WHITE) OCT/2002 PAGE 14 OF 14 "Varitronix Limited reserves the right to change this specification." FAX:(852) 2343-9555. URL:http://www.varitronix.com - END -