SONGetADCInfo

  SONGETADCINFO Returns information about an ADC data channel
  (scale{,offset{,units{,points{,preTrig}}}})=SONGetADCInfo(fh, chan)
                  Inputs  FH SON file handle
                          CHAN Channel number 0 to SONMaxChan()-1
                  Outputs SCALE   } As defined in Spike2
                          OFFSET  }
                          UNITS    character string with units
                          POINTS   number of points for ADCMark channel
                          PRETRIG  number of pre-Trigger points for
                                   ADCMArk  channel

  Author:Malcolm Lidierth
  Matlab SON library:
  Copyright © The Author & King's College London 2005-2006