8845A/8846A
Programmers Manual
Output Data Type
Numeric Data
(From trigger)
Instrument Configuration Data
(From G0, G4, G5, G6, and G7)
SRQ Mask Data
(From G1)
Numeric data is always in volts, amps, or ohms.
The terminators CR, LF, and EOI are selected with the Terminator Commands (Wn).
The suffix, defined below, is enabled with the Y1 command and disabled with the Y0 command.
(Default = Y0.)
80
,
>
V dc
V ac
Ohm
IDC
IAC
Function Indicator
>
Reading is overrange (≥ 200,000 counts)
<space> Reading is not overrange but can be over voltage (> 1000 V dc or 700 Vac)
Leading Comma (Always present in suffix). Most versions of BASIC expect multiple input values
to be separated by commas. (e.g.,input@I,N,S$) to acquire the numeric portion and suffix string.
Figure 7. 8842A Emulation Data Output Format
Format
+n.nnnnnE+nn[suffix][CR][LF][EOI]
Examples:
+12.3456E+6
+12.3456E+6, Ohm
-9.99999E+9
+9.99999E+9,>VDC
+1.0032E+21
nnnn [CR] [LF] [EOI]
Example:
1100
nn [CR] [LF] [EOI]
Example:
32
Suffix Format
Measured value
Measured value
Overrange (≥ 200,000 counts)
Overrange (≥ 200,000 counts)
Error Message
Default G0 value
SRQ on any error
caw67.eps