25
©Vecow UMBC-1100 User Manual
GETTING TO KNOW YOUR UMBC-1100
Pin No.
Definition
Pin No.
Definition
52
CLKREQ# (I/O)(O)(0/3.3V) or N/C
53
PEFCLKn
50
PERST# (I/O)(O)(0/3.3V) or N/C
51
GND
48
N/C
49
PETp0/SATA-A+
46
N/C
47
PETp0/SATA-A-
44
N/C
45
GND
42
N/C
43
PETp0/SATA-B+
40
N/C
41
PETp0/SATA-B-
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
18
3.3V
19
PERp2
16
3.3V
17
PERn2
14
3.3V
15
GND
12
3.3V
13
PETp3
10
DAS/DDS# (I/O)/LED1# (I) (0/3.3V)
11
PETn3
8
N/C
9
GND
6
N/C
7
PERp3
4
3.3V
5
PERn3
2
3.3V
3
GND
1
GND