User Guide

Col0(Gpio117) Col1 (Gpio94) Col2(Gpio115) Col3 (Gpio96) Col4 (Gpio95)

Row0

(Gpio28)

LeftSK RightSK NaviLEFT NaviRIGHT Not used

Row1

(Gpio23)

SEND NaviSELECT NaviUP NaviDOWN Zoom/Vol Up

Row2

(Gpio69)

7 2 End Not used #

Row3

(Gpio70)

5 Capture Full Not used Not used 4

Row4

(Gpio27)

9 * Review Not used 3

Row5

(Gpio68)

1 Capture Half Multimedia Not used 6

Row6

(Gpio58)

0 8 Clear Application Zoom/Vol Down

• Col 0-4 and Row 0-4 are filtered with ASIP Z4405.

• Row 5 and Row 6 are filtered with ASIP Z4406.

Power key is also placed on the system/RF module. It connected directly to EM ASIC N2200 PWRONX PIN.

Slide position sensors and camera cover switch

MR Sensor is used to detect camera cover open/ close position. MR Sensor is located on a separate PWB

(daughter PWB) which is located inside the B-Cover. Magnet is located inside the camera door cover. MR

Sensor is connected to the application processor ASIC (D4800) GPIO’s. Sliding the camera door cover will

enable main camera and vice versa.

Figure 55 Camera cover block diagram

RM-313

System Module

Issue 1 COMPANY CONFIDENTIAL Page 6 –27