WIKA D-21-9 - Manual (Page 49)

D-20-9 / D-21-9 GB
WIKA Additional Instructions Pressure Transmitter with CANopen Interface D-20-9 / D-21-9 49
Configure Bit Timing Parameters Protocol
LSS-Master sends
ID DLC Byte0 Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7
7E5h 8
CS =
13h
Table
Selector
Table
Index
Reserved
LSS-Slave answers
ID DLC Byte0 Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7
7E4h 8
CS =
13h
error
code
reserved
cs: LSS command specifier
13h for Configure Node-ID
table_selector: selects which bit timing parameters table has to be used
0: standard CiA bit timing table
1..255: reserved
table_index: selects the entry (bit timing parameters) in the standard CiA bit timings table
error_code:
0: protocol successfully completed
1: bit timing not supported
2..255: reserved
Activate Bit Timing Parameters Protocol
LSS-Master sends
ID DLC Byte0 Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7
Switch delay
7E5h 8
CS =
15h
LSB MSB
Reserved
LSS-Slave answers
ID DLC Byte0 Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7
7E4h 8
CS =
13h
error
code
reserved
cs: LSS command specifier
15h for Activate Bit Timing Parameters
switch_delay:
The duration of the two periods of time to wait until the bit timing parameters switch is done (first
period) and before transmitting any CAN message with the new bit timing parameters after performing
the switch (second period). The time unit of switch delay is 1 ms.