GBS Elektronik MCA-527 Firmware Commands - Manual (Page 30)

MCA527
Command name CMD_QUERY_SYSTEM_DATA
Compatibility Compatible to the MCA166 command.
Execution right Not necessary
Description The command reads the special MCA data.
Format integer integer integer long integer
Parameter preamble command 0 0 end flag
Byte string (HEX) A5 5A 62 00 00 00 00 00 00 00 B9 9B
Result data array
Byte offset 0 unused 10 bytes
Byte offset 10 Detected counts 48 bit integer
Byte offset 16 unused 20 bytes
Byte offset 36 MMCA on time [s] unsigned long
Byte offset 40 Real time [s] of previous sweep (repeat mode) unsigned long
Byte offset 44 Dead time [ms] of previous sweep (repeat mode) unsigned long
Byte offset 48 Start time of previous sweep (repeat mode) unsigned long
Byte offset 52 Fast dead time [ms] of prev. sweep (rep. mode) unsigned long
Byte offset 56 Elapsed sweeps (repeat mode) unsigned long
Byte offset 60 Busy time [ms] of previous sweep (repeat mode) unsigned long always 0 at MCA527
Byte offset 64 Fractional digits 30 of the real time [msec] of
previous sweep (repeat mode)
unsigned short
unused 8 bytes
Byte offset 74 Detected counts of previous sweep (repeat
mode) 48 bit integer
Byte offset 80 Counter of stabilization steps unsigned long
Byte offset 84 Current stabilization offset long
Byte offset 88 Maximal negative stabilization offset long
Byte offset 92 Maximal positive stabilization offset long
Byte offset 96 Counter of received commands unsigned long
Byte offset 100 Counter of unsuccessful commands unsigned long
Byte offset 104 unused 2 bytes
Byte offset 106 Command flag and parameters 8 bytes
Byte offset 114 Read out buffer state unsigned short OCCUPIED = 0x2000
OVERRUN = 0x4000
FILLED = 0x8000
Byte offset 116 Stabilization area preset unsigned long
Byte offset 120 Stabilization time preset [sec] unsigned short
Byte offset 122 Low shaping time [ * 0.1 µsec] unsigned char
Byte offset 123 High shaping time[ * 0.1 µsec] unsigned char
30 Since firmware version 14.03.
30