GBS Elektronik MCA166-USB - Manual (Page 45)

Name MMCA_SET_FAST
Description The command sets the fast discriminator threshold.
1. Parameter Threshold integer value 0 ... 2499, default 400
Results -
Return Code see MMCA_RESET command
Name MMCA_SET_SLOW
Description The command sets the slow discriminator threshold.
1. Parameter Threshold integer value 0 ... 2499, default 400
Results -
Return Code see MMCA_RESET command
Name MMCA_SET_PZC_MANUAL 18
Description The command sets the PZC value and returns the PZC offset.
1. Parameter PZC value integer value 0 ... 2499
Result array
Byte offset 128
Number of measured pulses integer value
Result array
Byte offset 130 averaged negative offset of
measured input pulses integer value
Return Code see MMCA_RESET command
Name MMCA_SET_PZC_VALUE 19
Description The command sets the PZC value.
1. Parameter PZC value integer value 0 ... 2499
Results -
Return Code see MMCA_RESET command
Name MMCA_SET_PZC_TIME_OFFSET
Description The command sets the time offset for the PZC measurement.
1. Parameter Offset for low DTC integer value 0 ... 31, default 15
2. Parameter Offset for high DTC integer value 0 ... 31, default 15
Results -
Return Code see MMCA_RESET command
18 Please note that this function may cause a firmware hang up if the following requirements are not
meets:
- statistical distributed input pulses with a count rate between 500 and 30000 Cps
- the significant peak is located above the first quarter of the spectrum
19 The function requires a reference to a pzc result array, but the function has no effect on this array at
the moment.
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