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VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 2 OF 12 DOCUMENT REVISION HISTORY DOCUMENT DATE DESCRIPTION REVISION FROM TO A 2005.12.08 First Release. Based on a.) Test Specification: VL-TS-MGLS128128-XX REV. X 2005.11.25. b.) VL-QUA-012A REV. R 2004.03.20. According to VL-QUA-012A, LCD size is small because Unit Per Laminate=8 which is more than 6pcs/Laminate.
CHANGED BY ZHANG YAN FANG
CHECKED BY FRANK WANG
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 3 OF 12
CONTENTS
Page No. 1. 2. 3. 4. 4.1 4.2 5. 5.1 5.2 5.3 6. 7. GENERAL DESCRIPTION MECHANICAL SPECIFICATIONS INTERFACE SIGNALS ABSOLUTE MAXIMUM RATINGS ELECTRICAL MAXIMUM RATINGS - FOR IC ONLY ENVIRONMENTAL CONDITIONS ELECTRICAL SPECIFICATIONS TYPICAL ELECTRICAL CHARACTERISTICS TIMING SPECIFICATIONS TIMING DIAGRAM OF VDD AGAINST V0 REMARK LCD COSMETIC CONDITIONS 4 4 6 7 7 7 8 8 9 10 11 12
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 4 OF 12
VARITRONIX LIMITED
Specification of LCD Module Type Model No.: MGLS128128-35C
1. General Description * * * * * * * * * 2. 128 x 128 dots STN Positive Transflective Yellow LCD Graphic Module. Driving scheme: 1/128 duty, 1/12.4 bias. Viewing angle: 6 o'clock. `Toshiba' T6963C-0101 flat pack or equivalent LCD Controller. `Toshiba' T6A40 flat pack or equivalent LCD Common Drivers. `Toshiba' T6A39 flat pack or equivalent LCD Segment Drivers. 8 K byte display RAM. Yellow-Green LED04 backlight. FPC inter-connection. 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 16.5MAX. (D) (Include backlight) 73.0(W) x 73.0(H) 70.35(W) x 70.35(H) 128 (Horizontal) x 128 (Vertical) 0.50(W) x 0.50(H) 0.05(W) x 0.05(H) 0.55(W) x 0.55(H) Approx: 123 Unit mm mm mm dots mm mm mm gram
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 5 OF 12
Figure 1: Module Specification.
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 6 OF 12
3.
Interface signals Table 2 Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Symbol FGND VSS VDD V0 WR
______ ______
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.
RD
_____
CE C/D
_______
RST DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 FS LED+(A) LED-(K)
Note 1: 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-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 7 OF 12
4. 4.1
Absolute Maximum Ratings Electrical Maximum Ratings - for IC Only Table 3 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: 1.) The module may be destroyed if they are used beyond the absolute maximum ratings. 2.) All voltage values are referenced to VSS = 0V.
4.2
Environmental Conditions Table 4
Storage Temperature Remark (Tstg) (Note 1) Min. Max. Min. Max. Ambient Temperature -20C +70C -30C +80C Dry Humidity (Note1) No condensation 90% max. RH for Ta 40C <50%RH for 40C Operating Temperature (Topr)
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 8 OF 12
5. 5.1
Electrical Specifications 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 =500mA
Min. 4.75 18.0 VDD -2.2 0 3.9 139
Typ. 5.00 18.5 9.1 9.6 4.5 4.8 4.1 568 190
Max. 5.25 19.0 VDD 0.8 13.8 14.4 6.8 7.2 4.3 -
Unit V V V V mA mA mA mA V nm cd/m2
Supply current (LCD)
I0
Supply voltage of yellow-green LED04 backlight Wavelength of yellow-green LED04 backlight Backlight luminance (on the backlight surface)
VLED
Number of LED chips =2x50 =100dices
Note 1: There is tolerance in optimum LCD driving voltage during production and it will be within the specified range.
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 9 OF 12
5.2
Timing Specifications At Ta = -20C To +70C, 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-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 10 OF 12
5.3
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.
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 11 OF 12 6. Remark
VL-FS-MGLS128128-35C REV. A (MGLS128128-HT-HV-G-LED04G-SCH) DEC/2005 PAGE 12 OF 12
7.
LCD Cosmetic Conditions a.) Reference document follow VL-QUA-012A. b.) LCD size of the product is small.
"Varitronix Limited reserves the right to change this specification." FAX: (852) 2343-9555. URL: http://www.varitronix.com - END -

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