Campbell 21X Operator's Manual page 35

4.A
n
(;) tells the 21X to ignore the
rest
of
line and can be used after
an
entry so a
comment can be added.
There are
4
controlcodes which
may be to verify that the
21X receives
a
file
^B ^B
2hex)
Discard
current buffer
and reset signature
^C
^C (3hbx,
3hex)
Send signature
for
current bulfer
^D
^D (4hex,
4hex)
Load current butfer and
reset signature
^E
^E (Shex,
5hex)
Exit and compile
program
!
As
a downlopd
file is received, the 21X buffers
the
data in ripemory;the data is not loaded into
the editor or
compiled until the 21X receives a
command
td do
so.
The minimum file that could
be sent
is
thp program listing, then
^E^E.
^C^C
tells the
21{
to send
the signature (Section C.3)
for the curreht buffer of
data.
lf
this signature
does not
mqttch
that calculated by the sending
,SECTION
f.
FUNCTIONAL MODES
device,
^B^B
can be sent to discard the current
buffer
and
reset
the signature.
lf
the signature
is
correct, ^D^D can be sent to tell the 21X to
load
the buffer into the editor and reset the
signature.
Once
the complete file has been sent
and verified, send
^E^E
to compile
the program
and exit the load command.
1.8.2
PROGRAM
TRANSFER WITH STORAGE
MODULE
The SM192tr16 Storage Module must be
connected to the
21X.
Key *D,
then enter
command
71
.
The command
to save, load, or
clear a program and the program number (Table
1.8-2) is
entered.
After the
operation
is
finished
"1
3:0000" is displayed.
The datalogger can be programmed on power-
up using a Storage
Module. Storage
Modules
can store
up
to eight separate
programs.
lf a
program is stored as program number 8, and
if
the Storage Module is connected to the
datalogger serial pod at
power-up, program
number
8
is downloaded to
lhe datalogger and
compiled.
1-9