Product Data Sheet / Brochure

Technical Reference
25
13*
VSS4
14*
VDD2
15*
D1-
16*
D1+
17*
VSS5
The board has a full-sized Secure Digital (SD) card reader that supports the Secure Digital
eXtended Capacity (SDXC) format, 4.0 specification, UHS-II bus speed.
NOTE
*Pins 10-17 added with UHS-II v4.0 specification. Not present on all SD cards.
Table 9. M.2 2280 Module (Mechanical Key M) Connector
Pin
Signal Name
Pin
Signal Name
74
3.3V (4A total for pins 74, 72, 70, 18, 16, 14, 12, 4, 2 (0.5A per pin))
75
GND
72
3.3V (4A total for pins 74, 72, 70, 18, 16, 14, 12, 4, 2 (0.5A per pin))
73
GND
70
3.3V (4A total for pins 74, 72, 70, 18, 16, 14, 12, 4, 2 (0.5A per pin))
71
GND
68
SUSCLK(32kHz) (O)(0/3.3V)
69
PEDET (NC-PCIe)
66
Connector Key
67
N/C
64
Connector Key
65
Connector Key
62
Connector Key
63
Connector Key
60
Connector Key
61
Connector Key
58
N/C
59
Connector Key
56
N/C
57
GND
54
PEWAKE# (I/O)(0/3.3V) or N/C
55
REFCLKP
52
CLKREQ# (I/O)(0/3.3V) or N/C
53
REFCLKN
50
PERST# (O)(0/3.3V) or N/C
51
GND
48
N/C
49
PETp0
46
N/C
47
PETn0
44
N/C
45
GND
42
N/C
43
PERp0
40
N/C
41
PERn0
38
DEVSLP (O)
39
GND
36
N/C
37
PETp1
34
N/C
35
PETn1
32
N/C
33
GND
30
N/C
31
PERp1
28
N/C
29
PERn1
26
N/C
27
GND
24
N/C
25
PETp2
22
N/C
23
PETn2
20
N/C
21
GND