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CAN-8123/CAN-8223/CAN-8423 user’s manual (Revision 3.00, May/22/2009) ------
121
Step 24. Users can change the DO value of the I-8057 to be 0xCDEF by using
the first RxPDO.
11-bit COB-ID (bit)
Func Code
Node ID
8-byte Data (byte)
10 9 8 7 6 5 4 3 2 1 0
RTR
Data
Length
0
1 2
3 4 5 6 7
0 1 0 0 0 0 0 0 0 0 1
0
8
EF CD 00
00
00 00 00
00
PDO
producer
PDO consumer
(CAN-8123/CAN-8223/
CAN-8423)
COB-ID
: 0x201
L
: 8
PDO-msg
: EF CD 00 00 00 00 00 00
Step 25. The SYNC message has to be transmited in 3 times according to the
character of transmission type 3.
11-bit COB-ID (bit)
Func Code
Node ID
8-byte Data (byte)
10 9 8 7 6 5 4 3 2 1 0
RTR
Data
Length
0
1
2
3 4 5 6 7
0 0 0 1 0 0 0 0 0 0 0
0
0
00 00 00
00
00 00 00
00
SYNC
producer
SYNC consumer
(CAN-8123/CAN-8223/
CAN-8423)
COB-ID
: 0x80
Step 26. After finishing the transmission of the three SYNC objects, the first
TxPDO will be triggered, and users will receive the first TxPDO from
CAN-8423.
11-bit COB-ID (bit)
Func Code
Node ID
8-byte Data (byte)
10 9 8 7 6 5 4 3 2 1 0
RTR
Data
Length
0
1 2
3 4 5 6 7
0 0 1 1 0 0 0 0 0 0 1
0
2
EF CD 00
00
00 00 00
00
PDO
consumer
PDO producer
(CAN-8123/CAN-8223/
CAN-8423)
COB-ID
: 0x181
L
: 2
PDO-msg
: EF CD 00 00 00 00 00 00