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View the current input count rate and the current fraction of time the signal is out of
range. These values are updated in the DSP every ~2-3ms independent of whether a run
is in progress or not. Their precision is in the order of 5-10%, or 50 cps.
Calibrate the ADC gain and offset matching of its two cores. Calibrations are reset at
every power cycle or reboot of the module, or by clicking the Reset button. The process
started with this button will measure the mismatch, then modify the gain and offset match
in an iterative process.
3.2.3 FILES/PATHS
The firmware files, DSP files and settings files are defined in the FILES/PATHS panel. Changes will
take effect at the next reboot, e.g. when clicking the Start Up System button in this panel or in the
START UP panel. There is also a button to set the files and paths to the default, relative to the
“home path” of the file Pixie.pxp.
Figure 3.5: The FILES/PATHS Panel.
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PIXIE-500 Express User’s Manual V3.20
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