![background image](http://html1.mh-extra.com/html/gantner/idl-101/idl-101_instruction-manual_3407496082.webp)
IDL 101
COMMUNICATION
80
HB_IDL101_E_V222.doc
Gantner Instruments Test & Measurement GmbH
Diagnostic
Description:
With this command a diagnostic telegram will be sent to the data logger. If the telegram has been received in correct
form the module will send this telegram back unchanged (echo telegram).
ADR
FNR
request telegram
08
SUBFCT
DATA
CRC
MSB LSB
A5
37
00
00
response telegram
ADR
FNR
08
SUBFCT
DATA
CRC
MSB LSB
A5
37
00
00
ADR ..................... IDL 101 address (
hex 00..7F)
FNR ..................... function number (
hex 08)
SUBFCT ................ subfunction number (
hex 0000)
DATA
................... dataword
(
hex A537)
CRC
..................... check
sum
CRC polynomial: u
15
+ u
13
+ 1
CRC start value:
hex FFFF
Preset Multiple Registers
Description
:
With this command a large, continuous field of registers can be written.
ADR
FNR
request telegram
10
REGSTA
MSB LSB
D0
CRC
MSB LSB
REGNUM
MSB LSB
BYTNUM
D1
...
Dn
ADR
FNR
response telegram
10
REGSTA
MSB LSB
CRC
MSB LSB
REGNUM
MSB LSB