The files TROMxx.EXE download faster for 27010 emulations.  The xx 'bits'
select the states of pins 31 and 30, respectively.  For example, if you knew
that your 27010 had pin 31 always high and pin 30 always low, you could use
TROM10.EXE instead of TROM.EXE to cut your download time by 75%.
