Download AXIOMTEK CAPA831 User`s manual

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®
TM
CAPA831 Intel Atom
2.4.4
D2550/N2800/N2600 Processor 3.5” SBC
PCI-Express Mini Card Connector (CN4)
This is a PCI-Express Mini Card connector which supports PCI-Express x1 link/SATA
link and USB 2.0 link. A PCI-Express Mini Card can be applied to either PCI-Express or
USB 2.0 or SATA (mSATA). It complies with PCI-Express Mini Card Spec. V1.2.
It can support mSATA. Please check section 4.4 to enable it.
Note: If mSATA is enabled, the CFast
TM
Pin
Signal
Pin
Signal
1
3
5
7
9
11
13
15
17
19
21
WAKE#
No use
No use
CLKREQ#
GND
REFCLKREFCLK+
GND
No use
No use
GND
PE_RXN3/
SATA_RXP
PE_RXP3/
SATA_RXN
GND
GND
PE_TXN3/
SATA_TXN
PE_TXP3/
SATA_TXP
GND
GND
+3.3VSB
+3.3VSB
GND
No use
No use
No use
No use
2
4
6
8
10
12
14
16
18
20
22
24
+3.3VSB
GND
+1.5V
No use
No use
No use
No use
No use
GND
W_DISABLE#
PERST#
+3.3VSB
26
GND
28
30
32
+1.5V
SMB_CLK
SMB_DATA
34
GND
36
38
40
42
44
46
48
50
52
USB_D8USB_D8+
GND
No use
No use
No use
+1.5V
GND
+3.3VSB
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
Board and Pin Assignments
socket can’t function.
51
17
1
52
18
2
17

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