QUIT    <> Quit                           HELP   <> Help
SF      <> Set format of CCD readout      STATUS <> Show status
FP      <prefix> Set file prefix          FN     <fileno> Set file number
FITS    <> Toggle .fits suffix            IRAF   <> Toggle IRAF output format
CLEAR   <[num]> Clear (wipe) CCD          GO     <> Start exposure
RC      <> readout CCD                    WF     <[file]> Write FITS file
SOURCE  <file [line]> Execute from file

AUTO    <> Set automatic action           NAME  <name> Set object name
OBJECT  <[t [name]]> Setup for object     BIAS  <[t [name]]> Setup for bias
FLAT    <[t [name]]> Setup for flat       DARK  <[t [name]]> Setup for dark
COMP    <[t [name]]> Setup for comparison FOCUS <[t [name]]> Setup for focus
ET      <sec> Set exposure time           EP    <sec> Set precise exposure time

SET     <var [val]> Set variable          UNSET     <var> Unset variable
COMMENT <text> Set comment in header      SOUND     <> Toggle fancy sounds
SHUTTER <open|close> Command shutter      ISTAT     <> Compute statistics
VIDEO   <[record]> Shutterless video      VEXPOSE   <[exp]> Set video time
UTILITY <cmd [addr [arg]]> Utility cmd    TELESCOPE <[cmd]> Send telescope cmd
DRIFT   <> Do drift scan                  IDLE      <> Idle camera & recalibrate
SYNC    <> Resync communications

DF      <'file'> Download DSP file        DL   <> Download DSP code
LL      <'file'> Read DSP code .lod file  PL   <> Print DSP code
II      <> Re-init I/O                    SAFE <> Toggle Observing Safe Mode
DIAG    <cmd [args]> Access diagnostics