LG KG280 Service Manual - Page 27

Display and Interface - specs

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3. TECHNICAL BRIEF 3.7 Display and Interface • Main LCD Properties Active Screen Size Color Depth Resolution Spec. 28.032*35.04 262,144 128 X RGB X 160 Unit mm colors dots Controlled by L_MAIN_LCD_CS, LCD_RESET, LCD_RS, LCD_WR, LCD_RD, IFMODE, L_DATA[00:15] ports • L_MAIN_LCD_CS : MAIN LCD driver chip enable. MAIN LCD driver IC has own CS pin • LCD_RST : This pin resets LCD module. This signal comes from AD6720 directly. • LCD_RS: This pin determines whether the data to LCD module are display data or control data. • L_WR : Write control Signal • L_RD : Read control Signal. But this pin used only for debugging. • L_DATA[00:15] : Parallel data lines. • LCD_ID[1:2] : LCD type selection signals - LCD_ID1 : LCD maker(2.4V is BYD, 0V is LGIT) - LCD_ID[2:3] : for the future using • For using 262K color, data buses should be 16 bits. LGE Internal Use Only - 28 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes

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- 28 -
3. TECHNICAL BRIEF
3.7 Display and Interface
• Main LCD
Controlled by L_MAIN_LCD_CS, LCD_RESET, LCD_RS, LCD_WR, LCD_RD, IFMODE,
L_DATA[00:15] ports
• L_MAIN_LCD_CS : MAIN LCD driver chip enable. MAIN LCD driver IC has own CS pin
• LCD_RST : This pin resets LCD module. This signal comes from AD6720 directly.
• LCD_RS: This pin determines whether the data to LCD module are display data or control data.
• L_WR : Write control Signal
• L_RD : Read control Signal. But this pin used only for debugging.
• L_DATA[00:15] : Parallel data lines.
• LCD_ID[1:2] : LCD type selection signals
- LCD_ID1 : LCD maker(2.4V is BYD, 0V is LGIT)
- LCD_ID[2:3] : for the future using
• For using 262K color, data buses should be 16 bits.
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc.
All right reserved.
Only for training and service purposes
Properties
Spec.
Unit
Active Screen Size
28.032*35.04
mm
Color Depth
262,144
colors
Resolution
128 X RGB X 160
dots