BECKHOFF CB3063 - Manual (Page 34)

Chapter: Connectors Serial Interface COM 1
page 34 Beckhoff New Automation Technology CB3063
4.14 Serial Interface COM 1
The serial interface COM1 is made available via a 2x5pin connector (FCI 98424-G52-10LF, mating
connector FCI 90311-010LF). Signals default to RS232 level.
The port address and the interrupt are set via the BIOS setup.
Pinout COM connector:
Description Name Pin Name Description
data carrier detect DCD 1 6 DSR data set ready
receive data RXD 2 7 RTS request to send
transmit data TXD 3 8 CTS clear to send
data terminal ready DTR 4 9 RI ring indicator
ground GND 5 10 VCC 5 volt supply
When the module is ordered in standard configuration, the 2x5pin connector offers mouse and keyboard
signals.
Alternative pinout of COM-connector:
Description Name Pin Name Description
keyboard clock KCLK 1 6 MCLK mouse clock
keyboard data KDAT 2 7 MDAT mouse data
reserved N/C 3 8 N/C reserved
reserved N/C 4 9 N/C reserved
ground GND 5 10 3.3V 3.3 volt supply
N OTE
The CB3063 provides a further serial interface (COM2). However, this interface is only available for
internal communication between powercontroller and Super I/O chip, e.g. for monitoring or controlling
options.