UMAX090600 Version 1
Preliminary Documentation – May be Subject to Change
38-48
4.7.
CAN Receive Setpoints
The CAN Receive function block is defined in Section 1.9, with addition information in Section 3.4.
Please refer there for detailed information about how all these setpoints are used.
Screen Capture of Default CAN Receive 1 Setpoints
Note: It the “Received Message Enabled” is setpoint is False all other setpoints read “No Control
Source, Function Block Disabled”
Name Range
Default
Notes
Received Message Enabled
False or True
False
See note above
Received PGN
0 to 65535
65408 ($FF80)
See Section 3.4 for defaults
Received Message Timeout
0 to 60,000 ms
300 ms
Expects all data at 100ms
Specific Address that sends PGN
0 to 255
254 (0xFE, Null Addr)
Not used by default
Receive Data Size
Drop List
Different for each
0 = Not Used (disabled)
1 = 1-Bit
2 = 2-Bits
3 = 4-Bits
4 = 1-Byte
5 = 2-Bytes
6 = 4-Bytes
See Section 3.4 for defaults
Receive Data Index in Array (LSB)
1 to 9-DataSize
Different for each
See Section 3.4 for defaults
Receive Bit Index in Byte (LSB)
1 to 9-BitSize
Different for each
Only used with Bit Data
Types
Receive Data Resolution
-10
6
to 10
6
Different for each
See Section 3.4 for defaults
Receive Data Offset
-10,000 to 10,000
Different for each
See Section 3.4 for defaults
Received Data Min (Off Threshold) -10
6
to Max
0.0
See Section 3.4 for defaults
Recall that when multiple messages are sent on the same PGN, only the LOWEST
Indexed channel’s
‘Repetition Rate’
will be used. This means that even if a non-zero
value is selected on a higher channel, but the lowest is still 0, no message will be sent.
