CAN-8x23 user’s manual (Revision 3.20, Ma r/08/2012) ------
120
the first RxPDO.
11-bit COB-ID (bit)
RTR
Data
Length
8-byte Data (byte)
Func Code
Node ID
10 9 8 7 6 5 4 3 2 1 0
0
1
2
3
4
5
6
7
0
1 0 0 0 0 0 0 0 0 1
0
8
AB 90 00
00
00
00
00
00
PDO
producer
PDO consumer
(CAN-8x23)
COB-ID
: 0x201
L
: 8
PDO-msg
: AB 90 00 00 00 00 00 00
Step 19. The first TxPDO will not be transmitted immediately even if the DI
value is changed according to the character of the transmission type 0. In
addition, the SYNC message is needed to trigger the action of the first TxPDO.
11-bit COB-ID (bit)
RTR
Data
Length
8-byte Data (byte)
Func Code
Node ID
10 9 8 7 6 5 4 3 2 1 0
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-8x23)
COB-ID
: 0x80
Step 20. After transmitting the SYNC object, the 1st TxPDO is triggered, and
users can receive the 1st TxPDO from CAN-8423.
11-bit COB-ID (bit)
RTR
Data
Length
8-byte Data (byte)
Func Code
Node ID
10 9 8 7 6 5 4 3 2 1 0
0
1
2
3
4
5
6
7
0
0 1 1 0 0 0 0 0 0 1
0
2
90 AB 00
00
00
00
00
00
PDO
consumer
PDO producer
(CAN-8x23)
COB-ID
: 0x181
L
: 2
PDO-msg
: 90 AB 00 00 00 00 00 00