MeiG_SLM156_Hardware Design Manual
MeiG Smart Technology Co., Ltd
15/63
3.2 Pin Definition of LCC Module
48
47
46
45
44
43
42
41
40
39
38
37
36
35
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
63
62
61
60
59
58
57
68
67
66
65
64
24
25
26
27
28
29
30
18
19
20
21
22
23
GND
POWER
USIM
UART
USB
PCM
Others
ANT
RESERVED
U
SB
_D
M
G
N
D
W
_D
IS
A
B
LE
_N
I2
C
_S
C
L
I2
C
_S
D
A
U
A
R
T-
C
TS
U
A
R
T_
R
TS
U
A
R
T_
TX
ST
A
TU
S
P
W
M
R
ES
ER
V
ED
GND
MLCK
DLOAD
GND
PCM_CLK
GNSS_EN
RESOUT_N
N
ET
LIG
H
T
G
N
D
G
N
D
G
N
D
G
N
D
G
N
D
G
N
SS
_A
N
T
G
N
D
G
N
D
G
N
D
G
N
D
M
A
IN
_A
N
T
G
N
D
G
N
D
G
N
D
G
N
D
USIM_DETECT
USIM_CLK
USIM-RST
GND
VBAT
ADC
USIM-DATA
GND
GND
VBAT
VBAT
VDD_EXT
34
33
32
31
SPI_CS
SPI_CLK
SPI_MISO
55
54
53
52
56
51
50
49
SPI_MOSI
PCM_DIN
PCM_DOUT
PCM_SYNC
GND
GRFC_2
GRFC_3
U
A
R
T_
R
X
SE
N
SO
R
__
IN
T
U
SB
_D
P
G
N
D
VBUS
PON
POWER_ON/OFF
BAT_THERM
VDD_AUDIO
17
AP_READY
TX
_D
B
G
R
X
_D
B
G
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
SLM156 68PIN LCC
Figure 1 Pin Assignment