Display And Interface - LG KG110 Service Manual

3. TECHNICAL BRIEF
VCHARGE
C150
D100
4.7u
CUS02
R107
5
S
6
D4
7
D5
8
D6
Q100
TPCF8102-TE85L-F

3.3.4 Display and Interface

• Main LCD
Controlled by L_MAIN_LCD_CS, LCD_RESET, LCD_RS, LCD_WR, LCD_RD, LCD_ID,
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: LCD type selection signals
• For using 65K color, data buses should be 16 bits.
Properties Spec. Unit
Active Screen Size 35.78*40.05*2.8 mm
Color Depth 65,536 colors
Resolution 128 X RGB X 128 dots
VBAT VRTC
R106
C129 R105 NA
1u 0.2 C131
(1%)
NA
330
4
G
3
D3
2
D2
1
D1
Figure 3-6: Circuit For Battery Charging
ASM
LIGHT1
LIGHT2
KEY BOARD_BACKLIGHT
DISP_LIGHT
C127
0.1u
HOOK_DETECT
R108 82K
(1%)
BATT_TEMP
20
R111 0 R10
GPO_5
F14
LIGHT1
H13
LIGHT2
J15
LIGHT3
P8
GPO_22
R122 0 R5
GPO_23
T12
VMEMSEL
C126 1u D17
REF
C128 1u C15
REFOUT
C14
TEMP1
A13
TEMP2
A14
AUXADC1
B14
AUXADC2
T13
VRTC
C12
VCHG
A12
GATEDRIVE
C13
ISENSE
B13
VBATSENSE
F17
REFCHG
B12
BATTY PE
C134
0.1u