ADLINK Technology NuDAQ cPCI-7249R, Руководство пользователя, Страница: 28 / 74

14 Installation
72XX Series

User’s Manual
2.6 Connector Pin Assignment
2.6.1 PCI-7224/7248/7296 & PCIe-7248/7296 Pin Assign-
ment
The I/O ports of 7224/7248/7296 emulate the mode 0 configura-
tion of the 8255 general purpose programmable peripheral inter-
face. The cards come equipped with 50-pin male IDC connectors
that interface with OPTO-22. Figure 2.4 shows the circuits and
pinout of 7224/7248/7296's connectors (CN1-CN4).
Figure 2-6: Pin assignments and power signals of PCI/PCIe-7224/7248/7296
The DIO pin names are specified as PnXb, where
n: : means the connector reference number n=1-4.
X: : means the port name, X=A, B or C
b : means the bit number of a port, b=0-7
1
2
3
J Pn
+1 2V
FUSE
1 2
3 4
5 6
7 8
9 10
1 1 12
1 3 14
1 5 16
1 7 18
1 9 20
2 1 22
2 3 24
2 5 26
2 7 28
2 9 30
3 1 32
3 3 34
3 5 36
3 7 38
3 9 40
4 1 42
4 3 44
4 5 46
4 7 48
4 9 50
CN n
HE AD ER 25 X2
PnC 7
PnC 6
PnC 5
PnC 4
PnC 3
PnC 2
PnC 1
PnC 0
PnB 7
PnB 6
PnB 5
PnB 4
PnB 3
PnB 2
PnB 1
PnB 0
PnA 7
PnA 6
PnA 5
PnA 4
PnA 3
FUSE
PnA 2
PnA 1
PnA 0
+5V