GBS Elektronik MCA-527 Firmware Commands - Manual (Page 52)

MCA527
Name CMD_QUERY_OSCI_TRIGGER_FILTER_RESULTS
Compatibility New MCA527 command.
Execution right Necessary
Description The command reads data that are calculated from the oscilloscope data during the last call of the
command CMD_QUERY_OSCI_SCREEN_EX if the corresponding flag is set.
Range: 0:
results [0 … 359]
1: results [360 … 719]
Format integer integer integer integer integer integer
Parameter Preamble command range 0 0 end flag
Byte string (HEX) A5 5A 2A 01 range
l
range
h
00 00 00 00 B9 9B
Result data array
Byte offset 0 Applied trigger threshold [ * 0.00006103515625] long
Byte offset 4 Results [ * 0.00006103515625] long [360]
Byte offset 1444 Command flag and parameters 8 bytes
Byte offset 1452 Checksum unsigned short
Remarks In order to read all data, the command has to be called twice. The first time with range=0 and the
second time with range=1.
The oscilloscope mode is described in document: “MCA527 Oscilloscope Mode”.
Name CMD_QUERY_OSCI_MAIN_FILTER_RESULTS
Compatibility New MCA527 command.
Execution right Necessary
Description The command reads data that are calculated from the oscilloscope data during the last call of the
command CMD_QUERY_OSCI_SCREEN_EX if the corresponding flag is set.
Format integer integer integer integer integer integer
Parameter Preamble command 0 0 0 end flag
Byte string (HEX) A5 5A 2B 01 00 00 00 00 00 00 B9 9B
Result data array
Byte offset 0 Results short [720]
Byte offset 1440 Jitter 55 short
Byte offset 1442 Command flag and parameters 8 bytes
Byte offset 1450 Checksum unsigned short
Remarks The oscilloscope mode is described in document: “MCA527 Oscilloscope Mode”.
55 The value is up to now unused. It is always 0.
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