GBS Elektronik MCA166-USB - Manual (Page 56)

MCA166-USB
Name MMCA_QUERY_SPECTRA
Description The command read the MMCA spectrum data.
1. Parameter No. of 1. Channel and read out
control 37
integer value
2. Parameter Compress factor (1 ... 32) long value
Result array Channel contents N long value
Byte Offset 4 Channel contents N+1 long value
...
Byte Offset 124 Channel contents N+31 long value
Byte Offset 128 Buffer state 38 integer value
Return Code see MMCA_RESET command
Name MMCA_QUERY_ENRICHMENT
Description The command reads the begin and end of the 2 ROIs
1. Parameter Peak begin integer value LLD<= begin < end
2. Parameter Peak end integer value begin < end <= ULD, (end-begin) < 250
3. Parameter Background begin integer value LLD<= begin < end
4. Parameter Background end integer value begin < end <= ULD, (end-begin) < 250
Result array Begin peak ROI long value
Byte Offset 4 End peak ROI long value
Byte Offset 8 Begin background
ROI long value
Byte Offset 12 End background
ROI
long value
Return Code see MMCA_RESET command
37 Read out control Bit[15:12], Channel number: Bit[11:0]
Bit[15:12] = 0x00 Read spectrum
Bit[15:12] = 0x01 Read MCS amplitude spectrum
Bit[15:12] = 0x02 Read spectrum buffer and unlock buffer
Bit[15:12] = 0x03 Read spectrum buffer and lock buffer
Bit[15:12] = 0x07 Read MCS amplitude spectrum buffer and lock buffer
38 Read out buffer state
Bit[15] = 1 Buffer filled
Bit[14] = 1 Buffer overrun
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