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1257 User Manual
iii
GPIB Cabling Guidelines ....................................................................................................4-10
Connecting the GPIB Cables ..............................................................................................4-11
Selecting the GPIB Interface...............................................................................................4-11
Setting the GPIB Address ...................................................................................................4-12
Service Request (SRQ).......................................................................................................4-13
Using the RS-232 Interface ....................................................................................................4-14
Basic RS-232 Information ...................................................................................................4-14
Equipment Required ...........................................................................................................4-14
DTE Versus DCE.............................................................................................................4-14
Connecting to a Computer or Data Terminal ......................................................................4-14
Connecting to a Modem ......................................................................................................4-15
Selecting the RS-232 Interface ...........................................................................................4-17
Setting the Flow Control Option ..........................................................................................4-18
Setting the Baud Rate .........................................................................................................4-20
Setting the Message Termination Characters .....................................................................4-21
Setting the Data Bits, Stop Bits, and Parity.........................................................................4-22
Using Microsoft HyperTerminal ...........................................................................................4-24
Chapter 5
..............................................................................................................................5-1
SCPI COMMAND BASICS .............................................................................................................5-1
SCPI Command Overview............................................................................................................5-1
Input Format .............................................................................................................................5-1
Command Keyword Long Form and Short Form ......................................................................5-3
Case Sensitivity.....................................................................................................................5-3
Optional Keywords ................................................................................................................5-4
Querying Parameter Setting..................................................................................................5-4
SCPI Command Terminator ..................................................................................................5-4