
alt	    |<choice>	  enable alternate sectors T/F
b	    |<param>	  set block size
bct	    |<special>	  set bit terminate count     bct=3e9
c	    |<param>	  set cylinder count
cmd	    |<param>	  write to command register
cmp			  compare read and write buffer
copy			  move read buffer to write buffer
cyl	    |<param>	  set total number of cylinders
d	    |<param>	  set drive number
def			  dump error file
diag			  diagnostic command
dt	    |<param>	  drive type { floppy }
dur			  dump read buffer
duw			  dump write buffer
ecc	    |<param>	  set number of EEC bytes
ecct			  ecc test on track
ecmd	    |<param>	  write to 1005 esdi command register
edit			  enter batch file from eval
eelse			  end of else statement { batch file }
eif			  end of if statement { batch file }
else			  else statement { batch file }
end			  end of batch file
er	    |<choice>	  retries enable T/F
errlog	    |<string>	  enter name of error file to use
esdi	    |<choice>	  1005 esdi mode
etc	    |<special>	  error terminate count    etc=1e10
ewhile			  end of while statement { batch file }
exfr	    |<param>	  write to 1005 esdi transfer register
fbs	    |<param>	  format bad sector <sector number>
fbt			  fornat bad track
fd			  format drive
floppy	    |<choice>	  goto floppy drive mode
ft			  format track
h	    |<param>	  set head count
hard	    |<choice>	  goto hard drive mode
heads	    |<param>	  set total number of heads
help			  goto help screen
i	    |<param>	  set interleave
idc			  send idc command
if	    |<test>	  if statement { batch file }
incc			  increment cylinder count
inch			  increment head count
incs			  increment sector count
int	    |<choice>	  enable / disable interupts
lrun	    |<string>	  load and run the file named in <string>
ltt			  write/read/compare all
multi	    |<param>	  set multi mode
nop			  no operation	does nothing
o	    |<param>	  offset into write buffer (1 sector = 520)
pat	    |<special>	  fill write buffer with pattern  pat=incr,pat 6db
pause			  wait for key press
precomp     |<param>	  set precomp cylinder number
print	    |<string>	  print message to screen
quit			  exit from eval
r			  read command
ra			  read all
rb			  read buffer
rc	    |<param>	  retry count { floppy }
rcmd	    |<param>	  write to command register { hard }
rcylh	    |<param>	  write to cylinder high byte register { hard }
rcyll	    |<param>	  write to cylinder low byte register { hard }
rdata	    |<param>	  write to data port { hard }
recal			  recalibrate drive
reset			  reset drive parameters
rfixd	    |<param>	  write to fix disk register { hard }
rl			  read long command
rm			  read multiple
rsdh	    |<param>	  write to SDH register { hard }
rsecc	    |<param>	  write to sector count register { hard }
rsecn	    |<param>	  write to sector number register { hard }
rtf			  read task file { hard }
run			  run batch file
rv			  read verify command
rva			  all
rwpre	    |<param>	  write to the write precomp register { hard }
rxx			  the following are valid <param>
  rstat 		  the value now in the status register
  rerr			  the value now in the error register
  rsecc 		  the value now in the sector count reg
  rsecn 		  the value now in the sector number reg
  rcyll 		  the value now in the cylinder low reg
  rcylh 		  the value now in the cylinder high reg
  rsdh			  the value now in the SDH register
  rdata 		  the value now in the data register
  rastat		  the value now in the altternate stat reg
  rdin			  the value now in the digital input reg
s	    |<param>	  set sector count
sectors     |<param>	  set total number of sectors per track
sk			  seek command
skew	    |<param>	  set skew factor for next format
skt			  do a crescendo seek test
show	    |<param>	  display value to screen
st			  start timer
ta			  test all
ts			  time stamp
upd	    |<choice>	  update command T/F
v	    |<param>	  value to put into write buffer at offset
var1...var8 |<param>	  set value of var1...var8
w			  write command
wa			  write all
wb			  write buffer
while	    |<test>	  while statement { batch file }
wid			  write cylinder,head,sector on each sector
wl			  write long command
wm			  write multiple
wtf			  write task file
zero			  clear error counters

  for more information refer to EVAL Specification  #96-000758

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