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XBee RS-232 PH Adapter
Pinouts
The RS232 connector is an industry-standard DB9 male connector with a
DTE configuration, similar to a PC serial port. Pinouts for the connector
are:
Pin
Function
Data direction
1
CD
Input
Also used for parasitic power input from host.
2
RXD
Input
Also used for parasitic power input from host.
3
TXD
Output
4
DTR
Output
5
GND
6
DSR
Input
Also used for parasitic power input from host.
7
RTS
Output
8
CTS
Input
Also used for parasitic power input from host.
9
RI
Input
Also used for parasitic power input from host.
11