Rear I/O Interface - PEP Modular Computers CP345 Manual

CP345
5.2.2.2

Rear I/O Interface

The optoisolated rear I/O module CP-RIO-345-OPT is provided with a PCI rear I/O inter-
face connector RJ2. All signals from the TTL serial I/O interface are routed to this con-
nector. The active high/low status of the signals depends on the protocol used.
Table 2-5: Pinouts of Rear I/O Connector RJ2
Pin Row "Z"
1 N/C
2 N/C
3 N/C
4 N/C
5 N/C
6 N/C
7 N/C
8 N/C
9 N/C
10 N/C
11 N/C
12 N/C
13 N/C
14 N/C
15 N/C
16 N/C
17 N/C
18 N/C
19 N/C
20 N/C
21 N/C
22 N/C
N/C = not connected.
Page 5 - 22
Row "A" Row "B"
MD31 GND
MD30 +5V
N/C GND
N/C +5V
RxCLK3 GND
TxCLK3 +5V
RES3 GND
DCD3 +5V
DSR3 GND
CTS3 +5V
RxD3 GND
DTR3 +5V
RTS3 GND
TxD3 +5V
N/C GND
+5V +5V
N/C GND
+5V N/C
GND GND
N/C GND
N/C GND
N/C N/C
© PEP Modular Computers GmbH
Rear I/O Modules
Row "C" Row "D"
MD21 MD11
MD20 MD10
RxCLK2 RxCLK1
TxCLK2 GND
N/C TxCLK1
RES2 GND
N/C RES1
DCD2 GND
N/C DCD1
DSR2 GND
N/C DSR1
CTS2 GND
N/C CTS1
RxD2 GND
DTR2 RxD1
RTS2 GND
TXD2 DTR1
+5V GND
N/C RTS1
N/C GND
N/C TxD1
N/C N/C
Row "E" Row "F"
N/C GND
N/C GND
MD01 GND
MD00 GND
RxCLK0 GND
TxCLK0 GND
RES0 GND
DCD0 GND
DSR0 GND
CTS0 GND
RxD0 GND
DTR0 GND
RTS0 GND
TxD0 GND
N/C GND
+5V GND
N/C GND
+5V GND
N/C GND
N/C GND
N/C GND
N/C GND
ID 19979, Rev. 03