IDEC FC6A-C16K1CE Communications Manual page 181

Example1: When updated by local address conflict
Local NAME
Local address
CA#1 NAME
CA#1 address
Example 2:When updated by receiving CA address information
Local NAME
Local address
CA#1 NAME
CA#1 address
CA#4 NAME
CA#4 address
Example3: When CA#4 NAME is set to 0 in Example 2
Local NAME
Local address
CA#1 NAME
CA#1 address
CA#4 NAME
CA#4 address
FC6A S
CA address table
+0 words 9234....5678h
+4 words 30
+5 words 1345....6789h
+9 words 150
•
•
•
CA address table
+0 words 2233....5678h
+4 words 128
+5 words 2444....6789h
+9 words 150
•
•
•
+20 words A844....1111h
+24 words 50
•
•
•
CA address table
+0 words 2233....5678h
+4 words 128
+5 words 2444....6789h
+9 words 150
•
•
•
+20 words 0h
+24 words 50
•
•
•
M S A -
ERIES ICRO MART LL
* Arbitrary Address Capable = 1
→ Updated to 128
CA address
information
A844....1111h
130
Address of CA that matches NAME is updated
→ Updated to 130
CA address
information
A844....1111h
130
The CA address table is not updated because the
NAME does not exist in the CA address table
Not updated
-O T C
IN NE YPE OMMUNICATION
8: J1939 C
NAME
Address
NAME
Address
M FC9Y-B1730
ANUAL
OMMUNICATION
8-13