Table of Contents
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Shenzhen TOPWAY Technology Co., Ltd.
Rev.
Descriptions
0.1
Preliminary New release
0.2
- Typing Correction on Terminal Functions
- Revise LED Backlight Circuit Characteristics Vf
0.3
- Typing Correction on Display Spec
URL:
www.topwaydisplay.com
www.topwaysz.com
LM12864LFC
LCD Module User Manual
Value
A
Document Name: LM12864LFC-Manual-Rev0.3.doc
Release Date
2003-10-06
2004-05-20
2005-07-25
Page: 1 of 10
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Table of Contents
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Summary of Contents for Topway LM12864LFC
- Page 1 LM12864LFC LCD Module User Manual Shenzhen TOPWAY Technology Co., Ltd. Rev. Descriptions Release Date Preliminary New release 2003-10-06 - Typing Correction on Terminal Functions 2004-05-20 - Revise LED Backlight Circuit Characteristics Vf Value - Typing Correction on Display Spec 2005-07-25 URL: www.topwaydisplay.com...
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Page 2: Table Of Contents
Adjusting the LCD display contrast ........................7 Resetting the LCD module ............................. 7 Display Memory Map ............................. 8 Internal Registers ..............................8 Display Control Instructions ........................... 9 Design and Handling Precaution ..................10 URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 2 of 10... -
Page 3: Basic Specifications
(see attached Outline Drawing for details) Block Diagram LCD Panel COM1 128 x 64 pixels COM64 Backlight Circuit LCD Power S6B0108 S6B0108 Booster Circuit equivalent equivalent V0UT DB0 - DB7 RS, R/W, E, /RST URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 3 of 10... -
Page 4: Terminal Functions
Display or instruction data could write into the LCD module’s driver/controllers individually or at the same time. Only read display or instruction data form one of the driver/controller in the LCD module at a time, otherwise unexpected data collision may occur. URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 4 of 10... -
Page 5: Absolute Maximum Ratings
Input Low Voltage Operating Current VDD, VSS LED Backlight Circuit Characteristics =0V, If =80mA, T =25°C Items Symbol MIN. TYP. MAX. Unit Applicable Pin Forward Voltage A, K Forward Current A, K URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 5 of 10... -
Page 6: Ac Characteristics
Address set-up time tasu Address hold time Data set-up time tdsu Data delay time Data hold time (write) tdhw Data hold time (read) tdhr Host Write Timing Diagram Host Read Timing Diagram URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 6 of 10... -
Page 7: Function Specifications
DB4=0 (clear /RST) and DB7=0 (ready) by status read instruction. The conditions of power supply at initial power up are as follow: Item Symbol MIN. TYP. MAX. Unit Reset time Rise time URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 7 of 10... -
Page 8: Display Memory Map
1 automatically by read or write display data operations. Display Start Line (Z) Register Z address register indicates of display data RAM to LCD top line. It may be used for scrolling the display pattern on the LCD. URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 8 of 10... -
Page 9: Display Control Instructions
CS1=0, CS2=1 is valid *2. Instruction could be write into both drivers at the same time. *3. For the details of the Display Control Instructions, please refer to Samsung S6B0108 handbook. URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 9 of 10... -
Page 10: Design And Handling Precaution
LCD module reliability may be reduced by temperature shock. When storing the LCD module, avoid exposure to the direct sunlight, high humidity, high temperature or low temperature. They may damage or degrade the LCD module URL: www.topwaydisplay.com Document Name: LM12864LFC-Manual-Rev0.3.doc www.topwaysz.com Page: 10 of 10...
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