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File_axon_3.abf

ABF Class Methods

  • abf.getInfoPage()
  • abf.saveABF1()
  • abf.setSweep()
  • abf.sweepArea()
  • abf.sweepAvg()
  • abf.sweepBaseline()
  • abf.sweepD()
  • abf.sweepMax()
  • abf.sweepMin()
  • abf.sweepStdev()

ABF Class Variables

  • abfDateTime = 2018-09-05 02:02:35
  • abfDateTimeString = 2018-09-05T02:02:35.000
  • abfFileComment = ``
  • abfFilePath = C:/some/path/to/File_axon_3.abf
  • abfID = File_axon_3
  • abfVersion = {'major': 1, 'minor': 8, 'bugfix': 3, 'build': 0}
  • abfVersionString = 1.8.3.0
  • adcNames = ['10Vm', 'ImRK01G1b']
  • adcUnits = ['mV', 'pA']
  • channelCount = 2
  • channelList = [0, 1]
  • creatorVersion = {'major': 0, 'minor': 0, 'bugfix': 0, 'build': 0}
  • creatorVersionString = 0.0.0.0
  • dacNames = ['?', '?']
  • dacUnits = ['?', '?']
  • data = array (2d) with values like: -15.50000, -28.00000, -28.50000, ..., -16450.00000, -16450.00000, -16450.00000
  • dataByteStart = 8192
  • dataPointByteSize = 2
  • dataPointCount = 206440
  • dataPointsPerMs = 40
  • dataRate = 40000
  • dataSecPerPoint = 2.5e-05
  • epochPoints = []
  • epochValues = []
  • fileGUID = ``
  • holdingCommand = [0.0, 0.0, 0.0, ..., 0.0, 0.0, 0.0]
  • protocol = Cc_stim ONL
  • protocolPath = C:\Axon\rk400\0.1G\Cc_stim ONL.pro
  • stimulusByChannel = [ChannelEpochs(ABF, 0), ChannelEpochs(ABF, 1)]
  • sweepC = array (1d) with values like: nan, nan, nan, ..., nan, nan, nan
  • sweepChannel = 0
  • sweepCount = 5
  • sweepLabelC = Applied Current (pA)
  • sweepLabelX = time (seconds)
  • sweepLabelY = Membrane Potential (mV)
  • sweepLengthSec = 0.5161
  • sweepList = [0, 1, 2, 3, 4]
  • sweepNumber = 0
  • sweepPointCount = 20644
  • sweepUnitsC = ?
  • sweepUnitsX = sec
  • sweepUnitsY = mV
  • sweepX = array (1d) with values like: 0.00000, 0.00003, 0.00005, ..., 0.51603, 0.51605, 0.51608
  • sweepY = array (1d) with values like: -15.50000, -28.00000, -28.50000, ..., -28.00000, -28.00000, -28.50000
  • tagComments = []
  • tagSweeps = []
  • tagTimesMin = []
  • tagTimesSec = []

Epochs for Channel 0

DAC data from ABF1 files is not available.

Epochs for Channel 1

DAC data from ABF1 files is not available.

ABF1 Header

The first several bytes of an ABF1 file contain variables located at specific byte positions from the start of the file. All ABF1 header values are read in this single block.

  • abfDateTime = 2018-09-05 02:02:35
  • abfDateTimeString = 2018-09-05T02:02:35.000
  • abfVersionDict = {'major': 1, 'minor': 8, 'bugfix': 3, 'build': 0}
  • abfVersionFloat = 1.83
  • abfVersionString = 1.8.3.0
  • creatorVersionDict = {'major': 0, 'minor': 0, 'bugfix': 0, 'build': 0}
  • creatorVersionString = 0.0.0.0
  • fADCProgrammableGain = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 8.0, 4.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
  • fADCRange = 10.239999771118164
  • fADCSampleInterval = 25.0
  • fDACCalibrationFactor = [1.0, 1.0, 1.0, 1.0]
  • fDACCalibrationOffset = [0.0, 0.0, 0.0, 0.0]
  • fEpochInitLevel = [0.0, 0.0, 0.0, ..., 0.0, 0.0, 0.0]
  • fEpochLevelInc = [0.0, 0.0, 0.0, ..., 0.0, 0.0, 0.0]
  • fFileSignature = q=?
  • fFileVersionNumber = 1.8300000429153442
  • fInstrumentOffset = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
  • fInstrumentScaleFactor = [0.009999999776482582, 9.999999747378752e-05, 1.0, 1.0, 1.0, 1.0, 0.0020000000949949026, 0.009999999776482582, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
  • fSignalGain = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
  • fSignalOffset = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
  • fSynchTimeUnit = 12.5
  • fTelegraphAdditGain = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
  • lADCResolution = 32768
  • lActualAcqLength = 206440
  • lActualEpisodes = 5
  • lDACFileNumEpisodes = [0, 0]
  • lDACFilePtr = [0, 0]
  • lDataSectionPtr = 16
  • lEpisodesPerRun = 40
  • lEpochDurationInc = [0, 0, 0, ..., 0, 0, 0]
  • lEpochInitDuration = [1000, 25, 10, ..., 0, 0, 0]
  • lFileStartTime = 51328
  • lNumSamplesPerEpisode = 41288
  • lNumTagEntries = 0
  • lPreTriggerSamples = 20
  • lSynchArrayPtr = 823
  • lSynchArraySize = 5
  • lTagSectionPtr = 0
  • lTagTime = []
  • nADCNumChannels = 2
  • nADCPtoLChannelMap = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]
  • nADCSamplingSeq = [5, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
  • nActiveDACChannel = 0
  • nDataFormat = 0
  • nDigitalEnable = 1
  • nDigitalHolding = 16
  • nDigitalInterEpisode = 0
  • nDigitalValue = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
  • nEpochType = [0, 1, 1, ..., 0, 0, 0]
  • nFileStartMillisecs = 552
  • nInterEpisodeLevel = [0, 0]
  • nNumPointsIgnored = 0
  • nOperationMode = 5
  • nTagType = []
  • nTelegraphEnable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
  • nWaveformEnable = [1, 0]
  • nWaveformSource = [1, 1]
  • sADCChannelName = ['10Vm', 'ImRK01G1b', 'IN 2', 'IN 3', 'IN 4', 'stim', 'ImRK01G20', 'VmRK', 'IN 8', 'IN 9', 'IN 10', 'IN 11', 'IN 12', 'IN 13', 'IN 14', 'IN 15']
  • sADCUnits = ['mV', 'pA', 'V', 'V', 'V', 'V', 'pA', 'mV', 'V', 'V', 'V', 'V', 'V', 'V', 'V', 'V']
  • sComment = []
  • sProtocolPath = C:\Axon\rk400\0.1G\Cc_stim ONL.pro