LG C2100, Service Manual

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3. TECHNICAL BRIEF
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3.7 Display and Interface
Controlled by _LCD_CS(L_MAIN_LCD_CS), LCD_RESET, ADD01(LCD_RS), _WR(LCD_WR),
_RD(LCD_RD), IFMODE, DATA[00:15](L_DATA[00:15]) ports
• _LCD_CS : MAIN LCD driver chip enable. MAIN LCD driver IC has own CS pin
• LCD_RESET : This pin resets LCD module. This signal comes from DBB directly.
• ADD01: This pin determines whether the data to LCD module are display data or control data.
• IFMODE : This can select 16bits or 8bits parallel bus. But for the future.
Default is low (low is 16bits interface)
• _WR : Write control Signal
• _RD : Read control Signal. But this pin used only for debugging.
• DATA[00:15] : Parallel data lines.
• LCD_ID[1:2] : LCD type selection signals
- LCD_ID1 : LCD maker(2.4V is SII, 0V is HyeLCD)
- LCD_ID[2:3] : for the future using
• For using 65K color, data buses should be 16 bits.
Properties Spec. Unit
Active Screen Size 28.022(H) X 35.03(V) mm
Color Depth 65,000 colors
Resolution 128 X RGB X 160 dots
Pixel Size 0.063(H) X 0.209(V) mm
• Main LCD
Properties Spec. Unit
Active Screen Size 18.902(H) X 13.43(V) mm
Color Depth Mono
Resolution 96 X 64 dots
Pixel Size 0.187(H) X 0.2(V) mm
• Sub LCD