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©Vecow SPC-4500 User Manual
GETTING TO KNOW YOUR SPC-4500
2.4.12 MPCIE2/JP4
Both mSATA and MPCIE2 share the same form factor and similar electrical pinout
assignments on the connectors. You can select to have mSATA or Mini PCIe by
JP4. The pin assignments of MPCIE2 and JP4 are listed in the following table :
Pin No.
Function
1-2
mSATA
2-3/NC
Mini PCIe
Pin No.
Signal Name
Pin No.
Signal Name
51
Reserved
52
+3.3Vaux
49
Reserved
50
GND
47
Reserved
48
+1.5V
45
Reserved
46
Reserved
43
Status
44
Reserved
41
+3.3Vaux
42
Reserved
39
+3.3Vaux
40
GND
37
GND
38
USB_D+
35
GND
36
USB_D-
33
PETp0
34
GND
31
PETn0
32
SMB_DATA
29
GND
30
SMB_CLK
27
GND
28
+1.5V
25
PERp0
26
GND
23
PERn0
24
+3.3Vaux
21
GND
22
PERST#
19
Reserved
20
reserved
17
Reserved
18
GND
MPCIE2
JP4
1
3
