LG KP105 - LCD Interface(3-Wire SPI Interface)

LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3.5 LCD Interface(3-wire SPI interface)
3. TECHNICAL BRIEF
- 26 -
Figure 3-5-1. LCD Interface
(ENQY0013801)
IMSA-9671S-13Y902
27p
C122
47R107
C126
NA
R111 47
R110 47
C125
27p
C124
NA
EVL5M02200
VA102
NA
R113
R112 47
2
3
4
5
6
7
8
9
CN101
14
15
1
10
11
12
13
C121
NA
2V8_VIO
C123
27p
VA101
EVLC5S0250
_LCD_CS
SSC0_MTSR
MLED1
MLED2
LCD_ID
MLED
LCD_RESET
SSC0_CLK
Figure 3-5-2. Charge pump interface
CHARGE PUMP
1u
C106
U101
C1+
10
9
C1-
7
C2+
6
C2-
CP
8
1
D1
D2
2
3
D3
EN_SET
11
GND
4
5
IN
NC
12
AAT3157ITP-T1
C101
1u
100K
R104
C103
NA1u
C102
C109
NA
C104
1u
C108
NA
VBAT
W_LED_DRV
MLED1
MLED2
MLED