Ancillary Information
Real time commands can be found here.
Both the uvs and euv command dictionaries can be found here.
The descriptions of uvs and euv instrument timing will give you a general description of how the instrument timing and data work.
EUV: http://lasp.colorado.edu/pdr/galileo/ancillary_info/Instrument_info/EUV_instrument/GLL_EUV_Timing_desc.pdf
UVS: http://lasp.colorado.edu/pdr/galileo/ancillary_info/Instrument_info/UVS_instrument/GLL_UVS_Timing_diagram_1995.pdf
For an introduction to how the euv and uvs so that you have enough information
to do basic plots and data processing on the data.
EUV: http://lasp.colorado.edu/pdr/galileo/general_info/HOW_TO/how_to_look_at_euv_data.doc_4
UVS: http://lasp.colorado.edu/pdr/galileo/general_info/HOW_TO/how_to_look_at_uvs_data.doc_4