Tektronix TDS1000- Manuale Utente Pagina 155

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TDS2CMA Communications Module
TDS1000/2000-Series Digital Oscilloscope User Manual
137
Testing the RS-232 Interface
To test the oscilloscope RS-232 interface, follow these steps:
1. Connect the oscilloscope to a personal computer (PC) using an
appropriate RS-232 cable (refer to the t able on page 134).
2. Power on the PC.
3. On the PC, run a terminal-emulator program such as Microsoft
Windows Hyperterminal. Make sure the PC serial port is set as
follows:
Function Setting
Baud rate
9600
Data flow control hardflagging
Parity None
4. Power on the oscilloscope.
5. Connect the oscilloscope probe to the channel 1 input connector.
Attach the probe tip and ground lead to the PROBE COMP
connectors.
The PROBE COMP signal is a square wave with a frequenc y
of 1 kHz and a peak voltage of 5 V. The ne xt fi gure shows how
to connect the probe to the oscilloscope.
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