PCIe-FRM13 User’s Manual
18
3-3-2 J5 Connector
The PCIe-FRM13 board is an external digital input/output device, and 8 digital inputs and 8
digital outputs isolated by a photo-coupler can be used through the J5 connector. The
photo-coupler circuit is shown below.
INx
IN_COM
DINx
2.4K
3.3V
< Photo coupler Input>
OUTx
OUT_COM
DOUTx
22
3.3V
<Photo coupler Output>
[Figure 3-4. Photo-coupler Input/Output Circuit]
The pin map of the connector is shown in the figure below.
1
2
3
4
9
5
6
8
7
10
11
12
13
14
20
19
18
17
16
15
21
22
23
24
25
26
[Figure 3-5. J5 2x13, 2.53 pitch pin-out]
[Table 2. J5 Connector]
Pin No
Name
Description
Remark
1
DIN0
Input 0
2
DIN4
Input 4
3
DIN1
Input 1
4
DIN5
Input 5
5
DIN2
Input 2