GDS-806/810/820/840 Programming Manual
2
1. Introduction
Users can drive this digital storage oscilloscope by using the GPIB (General
Purpose Interface Bus) system with a computer, or from a computer across the
RS-232 serial connection. Commands sent over either interface can read or set
any GDS-806/810/820/840’s instructions. This chapter explains how to carry out
the following tasks.
Notes for GPIB installation
If you are setting up the oscilloscope with a GPIB system, please check the
following regulations:
z Only a maximum of 15 devices can be connected to a single GPIB bus.
z Do not use more than 20 m of cable to connect devices to a bus.
z Connect one device for every 2 m of cable used.
z Each device on the bus needs a unique device address. No two devices can
share the same device address.
z Turn on at least two-thirds of the devices on the GPIB system while you use
the system.
z Do not use loop or parallel structure for the topology of GPIB system.
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