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Programming
Guide
This section describes Simple Instruction Set operation of the GSS 100.
The rear panel RS-232 connector (see figure 16) can be connected to the serial port of a
host device, such as a computer or control system. Communications with the GSS are via the
Extron Simple Instruction Set (SIS).
5
1
9
6
RS-232FunctionPin
1
2
3
4
5
6
7
8
9
—
Tx
Rx
—
Gnd
—
—
—
—
Not used
Transmit data
Receive data
Not used
Signal ground
Not used
Not used
Not used
Not used
RS-232
Figure 16. Remote Connector Pinout
The baud rate for the rear panel RS-232 port can be set to a variety of different rates. The
default protocol for the port is as follows:
9600 baud no parity
8-bit, 1 stop bit no ow control
GSS 100 Graphic Still Store • Programming Guide 17