Radio Shack TRS-80 - The STEP Function

CLEAR
Clear
User Memory
clear
{
stabt
-
aaaa.aiB
~
tbb'OMfW.
~
cccs)
is a
four-dloit hexstieeSma!
number
from soon
to fhs
end of
user
!
.:*-.j
--£££
S":-.-:l
'«::;
.:
r-*i:
-
:-.?:.
;vv
'•
•:;
-•..
::';-:1
.v.-
.;:.;.;
!i 5
;c!i? .;
:
i:'*;/5
;
':f:ji:
:;,.':..
.v.m:
-.v-m
--
;
;
<./.
used, start
=
aaea
mus! aim
fee used
mem
=
cccc
sets
tns memory
protect
sdaress.
cccc is
a
four-digit
hexadecimal
number from
mm fa ffff.
if ihis option
is
omitted.
This
command
gets you off to a fresh
start.
Depending
on the options
you select,
this
command
will:
•
Zero
user memory
(load binary
zero into
each
memory
address above
6000)
•
Clear
the Display
•
Un-protect
all memory
See Memory
Requirements
of trsdos
for
more
information
on the memory-
protect
address.
Note: clear
cannot
be used
in a do file.
Example
CLEAR
(START=90EB)END=0A000)
Note:
Hexadecimal numbers
which
begin with
a letter must
be prefaced
by zero
(see above
example).
CLEAR
<HEM=7000)
32