Remotely Controlling the T100S-HP
12
T100S-HP Programming Guide
1.3
Remotely Controlling the T100S-HP via RS-232C
1.3.1
Turning On/Off the RS-232C Remote Control Mode
Subject
The following procedure explains how to activate/deactivate the RS-232C remote control
mode.
Procedure
1.
Press the
2nd
+
Remote
keys.
The current GPIB address is displayed as the display prompts you to enter a new
value at the numeric keypad.
2.
Press
Enter
to confirm the GPIB address.
You reach the status of the RS-232C remote control mode.
3.
Specify the mode status on the numeric keypad:
•
To turn off the RS-232C mode: press
0
This breaks the cable connection to the remote computer.
•
To turn on the RS-232C mode: press
1
4.
Press
Enter
to confirm the change.
When the
Remote
key LED is lit, all front panel manual commands are rerouted to the
remote computer via the RS-232C interface. In addition, the user interface specific
commands are also available in remote mode.
5.
To exit the Remote mode without breaking the cable connection to the remote
computer, press the
Remote
key.
1.3.2
Connecting a Remote Controller
Before Starting
•
Make sure you have the appropriate RS-232C cable (crossover, three-wire RS-232C
type):
The RS-232C cable connection must meet the following pin assignment on the
T100S-HP SubD-9 connector:
•
Pin 2: RX (data received by T100S-HP on pin 2)
•
Pin 3: TX (messages sent out by T100S-HP via pin 3)
•
Pin 5: GND (the ground is through pin 5)
No other connector-pin is used. The following table shows how to connect the
T100S-HP system (DCE) to your PC (DTE):
Digital Communications
Equipment (DCE)
Digital Terminal
Equipment (DTE)
1 o
o 1
(RXD) 2 o
o 2
(TXD) 3 o
o 3
4 o
o 4
(GND) 5 o
o 5
6 o
o 6
7 o
o 7
8 o
o 8
9 o
o 9