12864 ETC2
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12864 Graphic
LCD Module Brief Introduction User’s Guide ©2004-2008 Sure Electronics Inc. DE-LM112_Ver1.0
LCD MODULE BRIEF INTRODUCTION USER’S GUIDE ©2004-2008 Sure Electronics Inc. Table of contents DE-LM112_Ver1.0_Page i
12864 Graphic LCD Module Brief Introduction
©2004-2008 Sure Electronics Inc. DE-LM112_Ver1.0_Page ii NOTES: Product Version ： Ver 1.0 Document Version ： Ver 1.0
LCD MODULE BRIEF INTRODUCTION USER’S GUIDE ©2004-2008 Sure Electronics Inc. Chapter1. 12864 Graphic LCD Module Brief Introduction Physical Data Item Contents Unit LCD type STN --- LCD duty 1/64 --- LCD bias 1/9 --- Viewing direction 6 o’clock Module size (W×H×T) 112× 66 mm Viewing area (W×H) 73.4 × 38.8 (2.89″ × 1.53″) mm Number of dots 128 × 64 dots Dot pitch (W×H) 0.52 × 0.52 (0.020″ × 0.020″) mm External Dimensions DE-LM112_Ver1.0_Page 1
20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 SL K SL A VO UT RS TB CS CS DB DB DB DB DB DB DB DB
0 E R/
D VS S ©2004-2008 Sure Electronics Inc. DE-LM112_Ver1.0_Page 2 Absolute Maximum Ratings (Ta = 25°C) Parameter Symbol Min Max Unit Supply voltage for logic VDD -0.3 7.0 V Supply voltage for LCD VDD - VO -0.3 VDD+0.3 V Input voltage VI -0.3 VDD+0.3 V Operating temperature TOP 0 50 °C Storage temperature TST -10 60 °C COMMON DRIVER IC KS0107B LCD PANEL 128 64 DOTS VO VDD VSS DB0 ~ DB7 LED SIDELIGHT SLA SLK COM64 SEGMENT DRIVER IC KS0108B SEGMENT DRIVER IC KS0108B SEG6 SEG6 RS, R/W, E RSTB CS2 CS1 5 VOUT
©2004-2008 Sure Electronics Inc. DE-LM112_Ver1.0_Page 3 Electrical Characteristics (VDD = +5V±5%, VSS = 0V, Ta = 25°C) Parameter Symbol Conditi on Min Typ Max Unit Supply voltage for logic VDD --- 4.5 5.0 5.5 V Supply current for logic IDD --- --- 2.02 4 mA 0°C 8.4 8.8 9.2 V Operating voltage for LCD VDD - VO 25°C 8.1 8.5 8.9 V 50°C 7.4 7.8 8.2 V Supply voltage for sidelight VF --- --- 4.2 4.6 V Supply current for sidelight IF VF=4.2 V --- 180 300 mA Input voltage ' H ' level VIH --- 0.7VDD --- VDD V Input voltage ' L ' level VIL --- 0 --- 0.3VDD V Interface Pin Connections Pin No. Symbol Level Description
1 VSS 0V Ground
2 VDD 5.0V Supply voltage for logic
3 VO --- Input voltage for LCD
4 RS H/L H : Data signal, L : Instruction signal
5 R/W H/L H : Read mode, L : Write mode
6 E H, H → L Chip enable signal
7 DB0 H/L Data bit 0
8 DB1 H/L Data bit 1
9 DB2 H/L Data bit 2
10 DB3 H/L Data bit 3
11 DB4 H/L Data bit 4
12 DB5 H/L Data bit 5
13 DB6 H/L Data bit 6
14 DB7 H/L Data bit 7
15 CS1 H Chip select signal for KS0108B(1)
16 CS2 H Chip select signal for KS0108B(2)
17 RSTB L Reset signal
18 VOUT -5V Output voltage for LCD
19 SLA 4.2V Sidelight anode
20 SLK 0V Sidelight cathode
LCD MODULE BRIEF INTRODUCTION USER’S GUIDE ©2004-2008 Sure Electronics Inc. Chapter2. Contact Us Sure Electronics Co., Ltd. 5F, Zone A, Qinhuai Technology Innovation Center 105-2 DaMing Rd (Zip Code: 210022) Nanjing PRC Tel: +86-25-66606340 (English Service) GMT1am-10am Fax: +86-25-66606346 Website: www.sure-electronics.net www.sureelectronics.net www.sure-electronics.com DE-LM112_Ver1.0_Page 4