CAN-8x23 user’s manual (Revision 3.20, Ma r/08/2012) ------
156
Error Control Protocol Example
The default EMCY function code and the node ID 1 for the CAN-8423 are
used as an example on the error control protocol. The steps will be as follows.
Step 1. Turn off the CAN-8423. Then, turn it on. The CAN-8423 will be in the
pre_operational state.
Step 2. Users can set the guard time value to 250. This value will be stored in
index 0x100C with sub-index 00.
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
1
1 0 0 0 0 0 0 0 0 1
0
8
2B 0C 10
00
FA
00
00
00
SDO client
SDO server
(CAN-8x23)
ccs
:
1
n
:
2
e
:
1
s
:
1
m
:
0C 10 00
d
:
FA 00 00 00
Step 3. The CAN-8423 will reply with the ending message.
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
1
0 1 1 0 0 0 0 0 0 1
0
8
60 0C 10
00
00
00
00
00
SDO client
SDO server
(CAN-8x23)
scs
:
3
m
:
0C 10 00