Kontron CP-RIO6-001-HD-VGA - Manual (Page 31)

CP-RIO6-001-HD-VGA Functional Description
ID 1052-4138, Rev. 1.0 Page 2 - 9
2.1.5 COM Interfaces
The CP-RIO6-001-HD-VGA rear I/O module provides two COM ports for connecting RS-232
(COMA) and RS-232/RS-422 (COMB) devices, depending on the CPU board. The following
figures and tables provide pinout information for the COM connector J8 (COM B) and J19
(COMA).
2.1.5.1 COMA Port
The COMA port is available on the front panel as a serial RS-232, 8-pin, RJ-45 connector
Figure 2-7: Serial Con. J19 (COMA)
1
8
Table 2-6: Serial Con. J19 (COMA) Pinout
PIN SIGNAL FUNCTION 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