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Computer’s connection for rs-232 – GW Instek GDS-800 Series Programming Manual User Manual

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GDS-806/810/820/840 Programming Manual

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When the oscilloscope is set up with a RS-232 interface, please check the following

points:

z

Do not connect the output line of one DTE device to the output line of the
other.

z

Many devices require a constant high signal on one or more input pins.

z

Ensure that the signal ground of the equipment is connected to the signal
ground of the external device.

z

Ensure that the chassis ground of the equipment is connected to the
chassis ground of the external device.

z

Do not use more than 15m of cable to connect devices to a PC.

z

Ensure the same configurations are used on the device as the one used
on PC terminal.

z

Ensure the connector for the both side of cable and the internal
connected line are met the demand of the instrument.

Computer’s Connection for RS-232

A personal computer with a COM port is the essential facilities in order to operate

the digitizing oscilloscope via RS-232 interface.

The connections between oscilloscope and computer are as follows:

I.

Connect one end of a RS-232 cable to the computer.

II.

Connect the other end of the cable to the RS-232 port on the oscilloscope.

III.

Turn on the oscilloscope.

IV.

Turn on the computer.

Figure 1-3, shows the GPIB port and RS-232 port’s locations on the rear panel of

the oscilloscope.