LG U250 Service Manual page 59

3. TECHNICAL BRIEF
The VGA Camera module is connected to socket type connector with 20 pin (CLE9120-2761E). Its
interface is dedicated camera interface port in MSM6245. The camera port supply 24.576MHz master
clock to camera module and receive 12.288MHz pixel clock (15fps), vertical sync signal, horizontal
sync signal, reset signal and 8bits data from camera module.
The camera module is controlled by I2C port from MSM6245.
No Name
1 VREG_CAM_DVDD_1.8V
2 CAM_MCLK
3 GND
4 CAM_PCLK
5 CAM_DATA(0)
6 CAM_DATA(1)
7 CAM_DATA(2)
8 CAM_DATA(3)
9 CAM_DATA(4)
10 CAM_DATA(5)
11 CAM_DATA(6)
12 CAM_DATA(7)
13 CAM_VSYNC
14 CAM_HSYNC
15 GND
16 I2C_SDA
17 I2C_SCL
18 VGA_CAM_RESET_N
19 VREG_AVDD_2.8V
20 VREG_AVDD_2.8V
Table. Interface between VGA Camera Module and MAIN PCB (in camera module)
Port Note
I
DVDD
I Master Clock(24.576M)
GND GND
O Clock for Camera Data Out(12.288M)
O Data
O Data
O Data
O Data
O Data
O Data
O Data
O Data
O Vertical Sync
O Horizontal Sync
GN D GND
I I2C Data
I I2C Clock
I Camera reset signal
I Camera I/O Power
I Camera I/O Power
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