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Chapter 3: Jumpers and Connectors
M.2 2280 M-Key Connector (PCIe4.0 x4 Interface) for NVMe storage
Connector location: CN21
75
74
1
2
Pin
Definition
1
GND
3
GND
5
M2_PCIE3_RXN
7
M2_PCIE3_RXP
9
GND
11
M2_PCIE3_TXN
13
M2_PCIE3_TXP
15
GND
17
M2_PCIE2_RXN
19
M2_PCIE2_RXP
21
GND
23
M2_PCIE2_TXN
25
M2_PCIE2_TXP
27
GND
29
M2_PCIE1_RXN
31
M2_PCIE1_RXP
33
GND
35
M2_PCIE1_TXN
37
M2_PCIE1_TXP
39
GND
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Pin
Definition
2
VDD_3V3
4
VDD_3V3
6
NC
8
NC
10
M2_SSD_LED#
12
VDD_3V3
14
VDD_3V3
16
VDD_3V3
18
VDD_3V3
20
NC
22
NC
24
NC
26
NC
28
NC
30
NC
32
NC
34
NC
36
NC
38
NC
40
NC
Pin
Definition
41
M2_PCIE0_RXN
43
M2_PCIE0_RXP
45
GND
47
M2_PCIE0_TXN
49
M2_PCIE0_TXP
51
GND
53
M2_PCIE0_CLKN
55
M2_PCIE0_CLKP
57
GND
59
KEY(Notch location)
61
KEY(Notch location)
63
KEY(Notch location)
65
KEY(Notch location)
67
NC
69
PEDET
71
GND
73
GND
75
GND
36
Pin
Definition
42
NC
44
NC
46
NC
48
NC
50
M2_PCIE_RST#
52
M2_PCIE_CLKREQ
54
NC
56
NC
58
NC
60
KEY(Notch location)
62
KEY(Notch location)
64
KEY(Notch location)
66
SIM1_SELECT
68
NC
70
VDD_3V3
72
VDD_3V3
74
VDD_3V3
VTC 7260 Series User Manual
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