CP-RIO3-04S
Functional Description
ID 1036-1669, Rev. 1.0
Page 2 - 5
2.1.3
COM Interfaces
The CP-RIO3-04S provides two COM ports, COM1 and COM2, for connecting RS-232
devices. COM1 is available on the front panel and is implemented as an RJ-45 connector, J2.
COM2 is available onboard and is implemented as a 10-pin connector, J3.
The following figure illustrates the RJ-45, serial port connector, J2 (COM1).
Figure 2-3: Serial Port Connector J2 (COM1)
The following table indicates the pinout of the RJ-45, serial port connector, J2 (COM1).
Table 2-3: Serial Port Connector J2 (COM1) Pinout
PIN
SIGNAL
DESCRIPTION
I/O
1
RTS
Request to send
O
2
DTR
Data terminal ready
O
3
TXD
Transmit data
O
4
GND
Signal ground
--
5
GND
Signal ground
--
6
RXD
Receive data
I
7
DSR
Data set ready
I
8
CTS
Clear to send
I
1
8
J2
COM 1
Summary of Contents for CP-RIO3-04S
Page 6: ...Preface CP RIO3 04S Page vi ID 1036 1669 Rev 1 0 This page has been intentionally left blank...
Page 12: ...Preface CP RIO3 04S Page xii ID 1036 1669 Rev 1 0 This page has been intentionally left blank...
Page 13: ...CP RIO3 04S Introduction ID 1036 1669 Rev 1 0 Page 1 1 Introduction Chapter 1 1...
Page 33: ...CP RIO3 04S Installation ID 1036 1669 Rev 1 0 Page 3 1 Installation Chapter 1 3...
