9640A
Instruction Manual
4B-10
specifications, are only a notation convention to ease the distinction between longform
and shortform.
Syntax of Response Messages
The response of a SCPI instrument to a query (response message unit) consists of one or
more parameters (data elements) as shown in Figure 4B-9. There is no header returned.
,
<P arameter>
ead108f.eps
Figure 4B-9. Syntax of a Response Message Unit
If there are multiple queries in a program message, the instrument groups the multiple
response message units together in one response message according to the syntax shown
in Figure 4B-10.
<Response Message Unit>
,
ead109f.eps
Figure 4B-10. Syntax of a Terminated Response Message
The response message terminator (rmt) is always
NL^END
, where:
NL^END
is <new line> code (equal to <line feed> code = ASCII 10 decimal) sent
concurrently with the
END
message. The
END
message is sent by asserting the
EOI
line
of the GPIB bus.
Responses:
A SCPI instrument always sends its response data in shortform and in capitals.
Example:
You program an instrument with the following command:
SEND=>
:ROSCillator:SOURce EXTernal
Then you send the following query to the instrument:
SEND=>
:ROSCillator:SOURce?
The instrument will return:
READ<=
EXT
response in shortform and in capitals.
Содержание 9640A Series
Страница 8: ......
Страница 16: ...9640A Instruction Manual viii...
Страница 22: ...9640A Instruction Manual 1 2...
Страница 40: ...9640A Instruction Manual 2 2...
Страница 108: ...9640A Instruction Manual 4A 2...
Страница 138: ...9640A Instruction Manual 4C 2...
Страница 164: ...9640A Instruction Manual 4D 2...
Страница 168: ...9640A Instruction Manual 4D 6...
Страница 170: ...9640A Instruction Manual 4E 2...
Страница 174: ...9640A Instruction Manual 4E 6...
Страница 176: ...9640A Instruction Manual 4F 2...
Страница 184: ...9640A Instruction Manual 4F 10...
Страница 186: ...9640A Instruction Manual 4G 2...
Страница 190: ...9640A Instruction Manual 4G 6...
Страница 192: ...9640A Instruction Manual 5 2...
Страница 272: ...9640A Instruction Manual 5 82...
Страница 274: ...9640A Instruction Manual 6 2...
Страница 284: ...9640A Instruction Manual 7 2...
Страница 309: ...8 1 Chapter 8 Lists of Replaceable Parts Title Page Introduction 8 3 How to Obtain Parts 8 3 Parts Lists 8 4...
Страница 310: ...9640A Instruction Manual 8 2...
Страница 316: ...9640A Instruction Manual 8 8...
Страница 320: ...9640A Instruction Manual A 4...