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©Vecow EMBC-5000 User Manual
GETTING TO KNOW YOUR EMBC-5000
2.2.8 M2B_CN1 : M.2 key B Slot for PCIe Gen3x2 or USB3.2 Gen2 support
(Option by BIOS setting)
Pin No.
Signal Name
Pin No.
Signal Name
80
Ground
75
NC
73
Ground
74
3.3V
71
Ground
72
3.3V
69
CONFIG_1
70
3.3V
67
NC
68
NC
65
NC
66
SIM DETECT
63
NC
64
NC
61
NC
62
NC
59
NC
60
NC
57
Ground
58
NC
55
REFCLKp
56
NC
53
REFCLKn
54
PEWAKE#
M.2 key B connector is suitable for applications that use wireless connectivity
including LTE/5G module, and NVMe SSD (BW : PCIex2) that types include
2260/3042/3052.
The pin assignments of M2B_CN1 are listed in the following table :
Y
L1
1
R10
R9
7
1
7
1
6
A2
A52
B2
B52
10
10
10
10
A1
A51
10
B1
B51
3
1
10
1
10
1
1
4
2
10
1
L2
1
1
1
1
7
3
1
Y
L1
R10
R9
10
1
1
L4
G
O
L3
R1
R2
2
1
1
8
4
5
3
1
39
40
10
9
1
18
4
13
5
14
L4
G
R1
R2
O
L3
1
2
L2
2
10
20
19
1
9
1
4
1 3
259
145
143
1
2
1
146
144
260
2
20
19
M2B_CN1
