User manual

Series 3700 System Switch/Multimeter Reference Manual Section 13: Instrument Control Library (ICL)
3700S-901-01 Rev. C / July 2008 13-147
dmm.makebuffer()
Also see
Reading buffers (on page 7-12) for more information on reading buffer aspects in the
system
Example
To create a user reading buffer named mybuffer2, with a capacity of 300:
mybuffer2 = dmm.makebuffer(300)
To delete mybuffer2:
mybuffer2 = nil
dmm.math.enable
Attribute
Enable or disable math operation on measurements.
Usage
To read the math operation state:
value = dmm.math.enable
To write the math operation state:
dmm.math.enable = value
value: Set to one of the following:
dmm.ON or 1 to enable math operation on measurements
dmm.OFF or 0 to disable math operation on measurements
Remarks
When this attribute is set to dmm.ON, the math operation specified by math format
attribute (dmm.math.format (on page 13-147)) will be performed before completing a
measurement.
To not perform a math operation on a measurement, set the attribute to dmm.OFF.
The default setting is dmm.OFF.
Also see
dmm.math.format (on page 13-147)
Example
To enable math operation on measurements:
dmm.math.enable = dmm.ON
dmm.math.format
Attribute
Specifies the math operation to perform on measurements.
Usage
To read the math operation type:
value = dmm.math.format
To write the math operation type:
dmm.math.format = value
Set value to:
dmm.MATH _NONE or 0
dmm.MATH_MXB or 1
dmm.MATH_PERCENT or 2
dmm.MATH_RECIPROCAL or 3