Lcd Interface(3-Wire Spi Interface) - LG KG271 Service Manual

3. TECHNICAL BRIEF

3.5 LCD Interface(3-wire SPI interface)

R205 47
LCD_RESET
R207 47
SSC0_CLK
C208
NA
MLED
W_LED_DRV
MTPG
MLED
MLED2
C209 C210
27p 27p
R210
100K
IMSA-9671S-13Y902
Figure 3-5-1. LCD Interface
VBAT CHARGE PUMP
U200
5
IN
8
CP
11
EN_SET
R202 C202
4
GND
100K 27p
Figure 3-5-2. Charge pump interface
2V8_VIO
CN200
1
2
MTPD
3
4
5
6
7
8
9
10
MLED1
11
12
LCD_ID
13 14
15
C221
1u
(ENQY0013801)
AAT3157ITP-T1
10
C1+
C200
1u
9
C1-
7
C2+
C201
1u
6
C2-
1
D1
2
D2
3
D3
12
NC
C203
27p
- 26 -
R206 47
CS3
R208 47
SSC0_MTSR
C211 C212 C213 C214
27p 27p NA NA
MLED1
MLED2
C204
27p