Connections
CB1067
26
Version: 1.0
5.16
Serial interfaces COM2/3/4 (P1702/P1704/P1706)
The three other serial interfaces available on the board – COM2/3/4 to are each fed out in the form of a 2x5-
pin connector. The signals correspond to the RS232 standard.
The port address and the interrupt used are set with the help of the BIOS setup.
2x5-pin connector:
Fig. 17: COM 2/3/4
Pin assignment of COM connector
Description
Name
Pin
Name
Description
Data Carrier Detect
DCD
1
2
DSR
Data Set Ready
Receive Data
RXD
3
4
RTS
Request to Send
Transmit Data
TXD
5
6
CTS
Clear to Send
Data Terminal Ready
DTR
7
8
RI
Ring Indicator
Ground
GND
9
10
VCC
5 V supply voltage
Содержание CB1067
Страница 1: ...Original manual EN CB1067 Computerboard 16 09 2020 Version 1 0...
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