Field Name Length (bits) Bit Contents Description
Item Total Algn Off
loadCcBlock 16321632 16 0 command Packet Load Continuous Clocking Parameter Block (see table 27, swreq Rev. I)
  header 4848 16 0 command Header Command Packet Header
    commandLength 1616 16 0 uint16 = 102 Number of 16-bit words in the command packet
    commandIdentifier 1616 16 16 uint16 Used by ground to identify the command
    commandOpcode 1616 16 32 uint16 = 10 Command Operation code which determines format and action of the command [see enum CmdOpcode]: CMDOP_LOAD_CC
  ccBlockSlotIndex 1616 16 48 uint16 Selects which Continuous Clocking Parameter Block Slot to overwrite with the contained block
  checksum 1616 16 64 uint16 This is the 16-bit XOR checksum value for the following parameter block
  parameterBlockId 3232 16 80 uint32 Identifies the Continuous Clocking Parameter Block
  fepCcdSelect[6] 424 1 112 ccd IdSelect Array of Ccd Selections indexed by FEP Id [see enum CcdId]
    ccdIdSelection 44 1 112 uint4 This identifies a CCD, where values 0 through 9 respectively select CCDs I0-I3 and S0-S5, and 10 acts as a deselect. [see enum CcdId]
  fepMode 44 1 136 uint4 Front End Selection Algorithm (0:Raw, 1:1x3, 2:3x3, 3:15 TBD) [see enum CcdFepMode]
  bepPackingMode 44 1 140 uint4 Event List Packing Code (0:Faint, 1:Graded, 3:15 TBD) [see enum CcBepMode]
  ignoreBadColumnMap 11 1 144 bit Disable use of Continuous Clocking Bad Column Map (0:Use, 1:Don't use)
  recomputeBias 11 1 145 bit Enable bias calibration when used for data run (0: Don't compute, 1:Compute)
  trickleBias 11 1 146 bit Telemeter re-computed bias (0: Don't send, 1:Send)
  rowSum 44 1 147 uint4 Number of CCD rows to sum in powers of 2
  columnSum 44 1 151 uint4 Number of CCD columns to sum in powers of 2
  overclockPairsPerNode 44 1 155 uint4 Number of pairs of (possibly summed) overclock pixels (per output node)
  outputRegisterMode 22 1 159 uint2 Output Register Mode (0:Full, 1:Diagnostic, 2:AC, 3:BD) [see enum QuadMode]
  ccdVideoResponse[6] 16 1 161 video Response Array of CCD video responses, indexed by FEP Id. In cases of conflict, the last entry wins.
    videoResponse 11 1 161 bit This selects the video chain response for a given CCD. 0 indicates 1:1, and 1 indicates a 1:4 response
  fep0EventThreshold[4] 1664 16 176 int16 Threshold set points for each output node coming into Fep 0 [see enum QuadId]
  fep1EventThreshold[4] 1664 16 240 int16 Threshold set points for each output node coming into Fep 1 [see enum QuadId]
  fep2EventThreshold[4] 1664 16 304 int16 Threshold set points for each output node coming into Fep 2 [see enum QuadId]
  fep3EventThreshold[4] 1664 16 368 int16 Threshold set points for each output node coming into Fep 3 [see enum QuadId]
  fep4EventThreshold[4] 1664 16 432 int16 Threshold set points for each output node coming into Fep 4 [see enum QuadId]
  fep5EventThreshold[4] 1664 16 496 int16 Threshold set points for each output node coming into Fep 5 [see enum QuadId]
  fep0SplitThreshold[4] 1664 16 560 uint16 Split Threshold set points for each output node coming into Fep 0 [see enum QuadId]
  fep1SplitThreshold[4] 1664 16 624 uint16 Split Threshold set points for each output node coming into Fep 1 [see enum QuadId]
  fep2SplitThreshold[4] 1664 16 688 uint16 Split Threshold set points for each output node coming into Fep 2 [see enum QuadId]
  fep3SplitThreshold[4] 1664 16 752 uint16 Split Threshold set points for each output node coming into Fep 3 [see enum QuadId]
  fep4SplitThreshold[4] 1664 16 816 uint16 Split Threshold set points for each output node coming into Fep 4 [see enum QuadId]
  fep5SplitThreshold[4] 1664 16 880 uint16 Split Threshold set points for each output node coming into Fep 5 [see enum QuadId]
  lowerEventAmplitude 1616 16 944 uint16 Minimum accepted event amplitude (pulse height filter)
  eventAmplitudeRange 1616 16 960 uint16 Range of event amplitudes accepted by the pulse height filter.
  gradeSelections 44 1 976 uint4 Bitfield of accepted event grade code flags, indexed by grade code (grade filter) [see Event Grade Code Definition]
    gradeSelectValue 11 1 976 bit This indicates if events whose grade corresponds to the field should be telemetered. 0 indicates don't send, 1 indicates send [see Event Grade Code Definition]
  windowSlotIndex 1616 16 992 uint16 Slot Id of 1D Window List Parameter Block to use (0xffff selects no windows)
  rawCompressionSlotIndex 88 16 1008 uint8 Slot identifier of Compression table for raw mode from all FEPs (255 indicates no compression)
  ignoreInitialFrames 1616 16 1024 uint16 The number of whole exposure frames that the FEP is to ignore at the start of a bias calibration. If zero, accept all valid data after the first VSYNC.
  biasAlgorithmId[6] 848 16 1040 uint8 Selects bias algorithm to use for indexed FEP (0: mean, 1:fractile) [see Bias Algorithm Selection Codes, Continuous Clocking]
  biasRejection[6] 1696 16 1088 uint16 Bias parameter for indexed FEP (mean: sigma rejection, fractile:sorted array index)
  fep0VideoOffset[4] 1664 16 1184 uint16 Video Offset values for each output node coming into FEP 0 [see enum QuadId]
  fep1VideoOffset[4] 1664 16 1248 uint16 Video Offset values for each output node coming into FEP 1 [see enum QuadId]
  fep2VideoOffset[4] 1664 16 1312 uint16 Video Offset values for each output node coming into FEP 2 [see enum QuadId]
  fep3VideoOffset[4] 1664 16 1376 uint16 Video Offset values for each output node coming into FEP 3 [see enum QuadId]
  fep4VideoOffset[4] 1664 16 1440 uint16 Video Offset values for each output node coming into FEP 4 [see enum QuadId]
  fep5VideoOffset[4] 1664 16 1504 uint16 Video Offset values for each output node coming into FEP 5 [see enum QuadId]
  deaLoadOverride 3232 32 1568 uint32 If not zero, pointer to explicit DEA Load in RAM
  fepLoadOverride 3232 32 1600 uint32 If not zero, pointer to explicit FEP Load in RAM