GBS Elektronik MCA-527 Firmware Commands - Manual (Page 17)

Description of the MCA527 Firmware Commands
MCA Stabilization Commands:
Command name CMD_SET_STABILISATION
Compatibility Compatible to the MCA166 command.
Execution right Necessary
Description The command sets the peak stabilization.
fl:
0 turns stabilization off
1 stabilization to the current centroid within peak ROI
2 stabilization to the current centroid of the highest peak within the spectrum
rb+3 stabilization to channel fl
Bit 15 = 0 use normal spectrum
Bit 15 = 1 use rejected spectrum (allowed only if gating mode is set to 'sort by state',
see CMD_SET_GATING)
rb: Peak ROI begin (LLD<= begin < end)
re: Peak ROI end (begin < end <= ULD, (end-begin) < 250)
Command syntax
Format integer integer integer integer integer integer
Parameter preamble command fl rb re end flag
Byte string (HEX) A5 5A 4D 00 fl
l
fl
h
rb
l
rb
h
re
l
re
h
B9 9B
Command name CMD_SET_STAB_PARAM
Compatibility Identical to the MCA166 command.
Execution right Necessary
Description The command sets the stabilization parameters.
st:
time interval (1 … 32767 sec., default 10 sec.)
sa: area (default 25000)
Format integer integer integer long integer
Parameter preamble command st sa end flag
Byte string (HEX) A5 5A 67 00 st
l
st
h
sa
l
... ... sa
h
B9 9B
MCA Detector Power Commands:
Command name CMD_SET_PREAMPLIFIER_POWER
Compatibility Compatible to the MCA166 command.
Execution right Necessary
Description The command sets the preamplifier power (pp).
0X80
-24V on
0X40 +24V on
0X20 -12V on
0X10 +12V on
0XF0 all on
0X00 all off
Format integer integer integer long integer
Parameter preamble command pp 0 end flag
Byte string (HEX) A5 5A 4E 00 pp 00 00 00 00 00 B9 9B
Remarks The Lite version provides no ± 24 V and the OEM version provides no preamplifier power at all. The
corresponding bits are ignored.
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