5 mini-pci – BECKHOFF CB2051 User Manual
Page 19
Mini-PCI
Chapter: Connectors
Beckhoff New Automation Technology CB2051
page 19
3.5 Mini-PCI
The CB2051 allows you to add expansion cards complying to the Mini-PCI standard (type III). One such
card can be inserted into the Mini-PCI slot available on the board.
Description
Name
Pin
Name
Description
reserved
N/C
1
2
N/C
reserved
reserved
N/C
3
4
N/C
reserved
reserved
N/C
5
6
N/C
reserved
reserved
N/C
7
8
N/C
reserved
reserved
N/C
9
10
N/C
reserved
reserved
N/C
11
12
N/C
reserved
reserved
N/C
13
14
N/C
reserved
reserved
N/C
15
16
N/C
reserved
interrupt B
INTB#
17
18
VCC
5 volt supply
3.3 volt supply
3.3V
19
20
INTA#
interrupt A
reserved
N/C
21
22
N/C
reserved
ground
GND
23
24
S3.3V
3.3 volt supply
PCI clock
PCLK
25
26
PRST#
reset
ground
GND
27
28
3.3V
3.3 volt supply
PCI request
REQ#
29
30
GNT#
PCI grant
3.3 volt supply
3.3V
31
32
GND
ground
address/data 31
AD31
33
34
PME#
power management event
address/data 29
AD29
35
36
N/C
reserved
ground
GND
37
38
AD30
address/data 30
address/data 27
AD27
39
40
3.3V
3.3 volt supply
address/data 25
AD25
41
42
AD28
address/data 28
reserved
N/C
43
44
AD26
address/data 26
bus cmd/byte enables 3
CBE3#
45
46
AD24
address/data 24
address/data 23
AD23
47
48
IDSEL
init device select
ground
GND
49
50
GND
ground
address/data 21
AD21
51
52
AD22
address/data 22
address/data 19
AD19
53
54
AD20
address/data 20
ground
GND
55
56
PAR
parity
address/data 17
AD17
57
58
AD18
address/data 18