Serial Port Interface: Serial A, B - Contec IPC Series User Manual

◆Serial Port Interface: SERIAL A, B

The product has 2 channels of RS232C compliant serial ports supporting up to a baud rate of 115,200bps
with a 16-byte transmission-dedicated data buffer and a 16-byte reception-dedicated data buffer. You can
use "Chapter 4 BIOS Setup" to configure an I/O address, interrupt and unused state for each of the ports
independently. (The same I/O address and IRQ cannot be shared with any other device.)
Table 5.9. Serial Port Connector
Connector type
Pin No.
74
Signal Name
1 CD
2 RD
3 TD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
9-pin D-SUB (MALE)
No.4-40UNC
Inch screw
threads
Meaning
Carrier detect
Received data
Transmitted data
Data terminal ready
Signal ground
Data set ready
Request to send
Clear to send
Ring indicator
PT-S2000HX/HXC/LX/LXC Series User's Manual
Direction
Input
Input
Output
Output
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Input
Output
Input
Input