BECKHOFF ET9300 User Manual
Page 78

76
Application Note ET9300
SI1
–
254
OCTET_S
TRING
RW
The first WORD of SI1
contains the Bitlength
of each entry. The
value can also be
updated by single
WORD access to SI1
all other write access
will be ignored (no SDO
Abort returned). The
uploaded data will
always be 0xBA.
0x300A
RECORD
/ REC
Huge Record Object
Within the SSC it is
handled equal to
0x3009 only the object
code is changed.
This object is used to test huge
object handling in the master
SI1
–
254
OCTET_S
TRING
RW
The first WORD of SI1
contains the Bitlength
of each entry. The
value can also be
updated by single
WORD access to SI1
all other write access
will be ignored (no SDO
Abort returned). The
uploaded data will
always be 0xBA.
0x300B
RECORD
/ REC
Byte Arrays with odd
word length
Test correct complete access
handling of byte array entries with
odd word length.
SI1 OCTET_S
TRING
RW
Default value :
“12345”
SI2 UINT8
RO
Default value : 0x66
SI3 OCTED_S
TRING
RW
Default value : 0x77
–
0xBB
SI4 UINT8
RW
Default value : 0xCC
0x300C
VAR
Max entry size object
Test behavior if the entry size is >
65535
0x300D
RECORD
/ REC
Slave-to-Slave test
object
Test the Slave - to- Slave
communication by sending an
SDO upload on 0x1018.2 to a
specific slave
SI1 UINT16
RW
Destination slave
address
EtherCAT address of the
destination slave.
SI2 UINT8
RW
Command
If 1 is written an SDO upload on
0x1018.2 is generated.
SI3 UINT8
RO
Status
1 : The SDO upload is generated
2 : The SDO upload response was
received and written to SI4
SI4 UINT32
RO
IdentValue
Value of 0x1018.2 from the slave
addressed in SI1.