LG KP500 - Video Camera Operations

- 39 -
3. TECHNICAL BRIEF
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3.5 SIM & uSD interface
KP500 supports 1.8V & 2.9V plug in SIM, SIM interface scheme is shown in (Figure 8).
SIM_IO, SIM_CLK, SIM_RST ports are used to communicate with BBP(S-Gold3) and the SIM power
supply enabled by PMIC.
SIM Interface
SIM_CLK : SIM card reference clock
SIM_RST : SIM card Async /sync reset
SIM_IO : SIM card bidirectional reset
Figure 8 SIM & Micro SD Circuit
mi
c
r
o S
D
& SI
M
(
Hy
b
r
i
d S
o
c
k
e
t
)
K74
1
1
2R
6
02R
K
0
0
1
VI
O
_
2
V62
p051
82
2
C
40
2R
K
0
1
K
7
4
012
R
742
1
2R
722
C
p
22
I
ND
9
22C
702R
K
74
0
3
2
C
u1
V
S
I
M
_
2
V
9
K
7
4
802R 622
C
u
1
.0
9
02R
K74
C
6
C
7
C
7
1DNG
61
5
1
2
D
NG
41
3DNG
4
D
N
G
31
2
1
5DNG
6D
N
G
11
01
AW
S
BW
S
9
E
N
SY
001790
1
U
20
2
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
C
1
C
1
C
2
C
2
C
3
C
3
C
5
C
5
C
6
1
7
4
3
73
3-
2
VMM
E
_2V9
OI
_M
IS
DMC_
CM
M
K
LC_CMM
0
D
_C
MM
1
D_C
M
M
T
C
E
TED
_
CM
M
T
SR
_
MIS
K
L
C
_
MIS
2
D
_
C
MM
3
D
_C
MM