beautypg.com

Interface description – Siemens Terminal TC35 User Manual

Page 25

background image

23

Interface description

RS232 interface

The RS232 interface is the interface for the
application software and the connection to
the PC. The customer application
communicates with the TC35 Terminal or
the TC35 GSM engine by means of
ATcellular commands. The RS232 interface
is implemented as a 9-pin D-Sub socket with
a screw fitting.

RS232 interface – 9-pin D-Sub

9

1

2

3

4

5

6

7

8