Chapter 3: Jumpers and Connectors
M.2 3042/3050/3052 Key B Socket with USB 2.0 + USB 3.2 Gen 2×1 (For LTE/5G NR)
Connector location: CN5
SIM socket: SIM 1-1
SIM socket: SIM 1-2
75
74
1
2
Pin
Definition
1
M2A_CONFIG3
3
GND
5
GND
7
USB_P
9
USB_N
11
NC
21
M2A_CONFIG0
23
SMS1_RI_3.5G
25
NC
27
GND
29
USB3_RXN
31
USB3_RXP
33
GND
35
USB3_TXN
37
USB3_TXP
39
GND
PCIE_RXN
41
(NC_BOM Option)
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Screw hole for 3042 LTE modules
Screw hole for 3052/3050 5G modules
Pin
Definition
2
+V3.3A
4
+V3.3A
6
M2B1_POWER_OFF#
8
M2A_W1_DIS#
10
WWAN1_LED#
20
WWAN1_BUS_SEL
22
VUSB_DET
24
EM9190_P1
26
M2A_W2_DIS#
28
PLA_S2#
30
UIM1_RST
32
UIM1_CLK
34
UIM1_DAT
36
UIM1_PWR
38
EM9190_P2
40
SIM2_DETECT
UIM2_DAT
42
(NC_BOM Option)
Pin
Definition
PCIE _RXP
43
(NC_BOM Option)
45
GND
47
PCIE _TXN (NC_BOM Option)
49
PCIE _TXP (NC_BOM Option)
51
GND
53
PCIE_CLKN (NC_BOM Option)
55
PCIE_CLKP (NC_BOM Option)
57
GND
59
NC
61
NC
63
NC
65
NC
67
P1_3.5G_RST#
69
M2A_CONFIG1
71
GND
73
GND
75
M2A_CONFIG2
33
Pin
Definition
UIM2_CLK
44
(NC_BOM Option)
46
UIM2_RST (NC_BOM Option)
48
UIM2_PWR (NC_BOM Option)
W1_PERST#
50
(NC_BOM Option)
PCIE_CLKREQ#
52
(NC_BOM Option)
54
M2A_PEWAKE#
56
M2B1_SM1_D
58
M2B1_SM1_C
60
NC
62
NC
64
NC
66
SIM1_DETECT
68
M2A_SUSCLK
70
+V3.3A
72
+V3.3A
74
+V3.3A
VTC 7252-7C4IP User Manual
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