Hameg Instruments HO79-5 Handbuch Seite 22

avoid interface "time out" or "clear"
pay attention to the data block
number of transmitted
meet the size of the data block exactly.
Please note the oscilloscope-manual.
If after the WSD procedure a DIG command
is transmitted to the interface,
scope data overwrite the former interface
memory contents
Thus the new interface
are transmitted to the computer.
default mode command
memory contents can also be documented
by another device.
IEEE-488 entry example:
RS232 entry example:
Note: stands for space; channei-code
3 means write data to channel
II. See appendix C.
TXT Text transfer
The text afterwards
the signal-data to the documenting
In connection with a plotter 8 rows with
each 20 ASCII-characters
Matrix-Printer accepts 256 ASCII- character
bytes
IEEE488 entry example:
TXT
RS232 entry example:
Note: The text string must end with @
FRM [format)
This command
of transmitted data.
IEEE-488 entry example:
RS232 entry example:
errors,
size.
data bytes must
the oscillo-
completely or partially.
memory contents
With
(e.g. PRN) the
WSD 3
WSD 3
and channel
to the interface.
can be transfered
device,
are accepted;
<string
TXT <string
determins the format
FRM O
FRM O
Note: <SP> stands for space ; format
The stands for data output in binary data format.
See appendix F.
Default conditions
transfer.
Even if SWI
mode, the interface
via those ports.
a The listening device address for the IEEE-
488 default
Please note that no other device may have
this address.
The RS232
are transmitted
In principle all commands can be used. The
following
controlled operation to avoid the use of the
"START" pushbutton.
V24 This
transmitted
With the switches
correct RS232C setting, this command
with
IEEE-488 bus starts
external device
connector in RS232C
a
Entry example:
PRN Starts a data output via one of the 3
ports. SWI
selected port.
IEEE-488 entry example:
RS232 entry example:
Thereby two ways are available for auto-
matic data transfer:
query of the current contents of the scope's
memory using this DIG command, or trigger
controlled data transfer
command activating the RESET function in
for interface
is not set for IEEE488
can receive commands
condition is dec. 11 ( 0B
condition is met if commands
with 9600 baud.
commands are for
command can
via the IEEE-488 bus.
SWI and SW2
the data transfer
connected to the
mode.
and SW2 must be set for the
PRN
program
using the GET
O
data
or RS232
remote
only be
in the
via
to an
RS232C
V24
PRN
controlled
25