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VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 2 OF 10
DOCUMENT DOCUMENT REVISION FROM TO A
REVISION HISTORY 1: DATE 2001.12.05 DESCRIPTION CHANGED BY CHECKED BY MICHAEL TSE
The specification was modified PHILIP based on the document CHENG VL-TS-MGLS128128-02C REV. A (2001.03.01)
VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 3 OF 10
CONTENTS
Page No. 1. 2. 3. 3.1 3.2 4. 4.1 4.2 4.3 4.4 GENERAL DESCRIPTION MECHANICAL SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ELECTRICAL MAXIMUM RATINGS (Ta=25C) ENVIRONMENTAL CONDITION ELECTRICAL SPECIFICATIONS INTERFACE SIGNALS TYPICAL ELECTRICAL CHARACTERISTICS TIMING SPECIFICATIONS TIMING DIAGRAM OF VDD AGAINST VO 4 4 6 6 6 7 7 8 9 10
VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 4 OF 10
VARITRONIX LIMITED
Specification of LCD Module Type Item No.: MGLS128128-02C
1. General Description * * * * * * * * 2. 128 x 128 dots STN Positive Yellow Transflective LCD graphic module. Driving scheme: 1:128 multiplexed drive, 1/12.4 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 drivers. 8K byte display SRAM. Yellow-Green LED03 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 92.0 (W) x 106.0(H) x 14.5(D) 73.0(W) x 73.0(H) 70.35(W) x 70.35(H) 128 x 128 0.50(W) x 0.50(H) 0.05(W) x 0.05(H) 0.55(W) x 0.55(H) TBD Unit mm mm mm Dots mm mm mm Grams
VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 5 OF 10
Figure 1: Outline drawing of MGLS128128-HV-LED03-SCH C module.
VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 6 OF 10
3. 3.1
Absolute Maximum Ratings Electrical Maximum Ratings(Ta = 25 C) Table 2
Parameter Symbol Min. Max. Unit Supply voltage (Logic) VDD - VSS -0.3 +7.0 V Supply voltage (LCD drive) VLCD=VDD - V0 -0.3 +28.0 V Input voltage Vin -0.3 VDD +0.3 V Note: The modules may be destroyed if they are used beyond the absolute maximum ratings. All voltage values are referenced to VSS = 0V.
3.2
Environmental Condition Table 3 Operating Storage Temperature Temperature (Topr) (Tstg) Min. Max. Min. Max. -10C +60C -20C +70C 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 2 Peak acceleration: 981 m/s = 100g Number of shocks : 3 shocks in 3 mutually perpendicular axes.
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
Remark Dry no condensation 3 directions 3 directions
VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 7 OF 10
4. Electrical Specifications 4.1 Interface signals Table 4 Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Note 1: Symbol FGND VSS VDD V0 WR RD CE C/D RST DB00 DB01 DB02 DB03 DB04 DB05 DB06 DB07 FS LED+(A) LED-(K) Description Frame Ground (see note 1) Ground(0V) Power supply for logic (+5V) Power supply for LCD drive Command/Data write to module when "L" Command/Data read from module when "L" Chip enable of controller when "L" Command/Data read /write. "H" for command read/write and "L" for data read/write. Controller reset when "L" 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. "H" for 6 x 8 font & "L" for 8 x 8 font Anode of LED backlight. Cathode of LED 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-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 8 OF 10
4.2
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) Symbol VDD -VSS VLCD =VDD -V0 VIN IDD Conditions VDD = 5V,Note 1 "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 =120mA. Number of LED chips=24. Min. 4.75 17.6 VDD -2.2 0 Typ. 5.00 18.5 7.5 8.0 Max. 5.25 19.4 VDD 0.8 11.2 12.0 Unit V V V V mA mA
Supply current (LCD)
I0
-
3.8 4.1
5.7 6.1
mA mA
Supply voltage of LED03 backlight
VLED03
3.8
4.1
4.5
V
Note 1:
There is tolerance in optimum LCD driving voltage during production and it will be within the specified range.
VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 9 OF 10
4.3 Timing Specifications At Ta = -10C To +60C, 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 Max. 150 50 Unit ns ns ns ns ns ns ns
Figure 2: Bus Timing Diagram
VL-FS-MGLS128128-02C REV. A
(MGLS128128-HV-LED03-SCH C)
DEC./2001
PAGE 10 OF 10
4.4 Timing Diagram of VDD Against V0. 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. "Varitronix Limited reserves the right to change this specification." FAX:(852) 2343-9555. - END -

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