Kontron CP-RIO6-001, Руководство пользователя

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CP-RIO6-001/-DD-216/-HD/-HD-216 Functional Description
ID 1043-5620, Rev. 2.0 Page 2 - 9
2.1.5 COM Interfaces
The CP-RIO6-001/-DD-216/-HD/-HD-216 rear I/O module provides two COM ports for con-
necting 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 onboard COM connectors
J15 (COM B) and J16 (COM A).
Figure 2-7: Serial Port Connector J15/J16
Table 2-6: Serial Port Connector J15 (RS-232/RS-422) Pinout
RS-232 SIGNALING
PIN
RS-422 SIGNALING
I/O DESCRIPTION SIGNAL SIGNAL DESCRIPTION I/O
I Data carrier detect DCD 1 RX+ Receive data + I
I Data send request DSR 2 RX- Receive data - I
I Receive data RXD 3 NC Not connected --
O Request to send RTS 4 NC Not connected --
O Transmit data TXD 5 TX+ Transmit data + O
I Clear to send CTS 6 TX- Transmit data - O
O Data terminal ready DTR 7 NC Not connected --
I Ring indicator RI 8 NC Not connected --
-- Signal ground GND 9 NC Not connected --
-- Not connected NC 10 NC Not connected --
Table 2-7: Serial Port Connector J16 (RS-232) Pinout
PIN SIGNAL DESCRIPTION I/O
1 DCD Data carrier detect I
2 DSR Data send request I
3 RXD Receive data I
4 RTS Request to send O
5 TXD Transmit data O
6 CTS Clear to send I
7 DTR Data terminal ready O
8 RI Ring indicator I
9 GND Signal ground --
10 NC Not connected --
1 2
10 9