
B-63434EN/02 DESCRIPTION 3.MESSAGE TRANSMISSION
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Table 3-1 Receive Message Interface Items
Interface item Description Direction
Receive flag When a message is received, this flag is set
to 0001h after the interface items below are
set.
S→U
Transmission
source node
number
Number of the node which transmitted a
message
S→U
Transaction
code
65003 to 65006
S→U
Data size Size of received message data
S→U
Virtual address
space
Offset address on virtual address space
S→U
Write data Received write request data
S→U
When a message with confirmation is received, an R_STS code with a
meaning indicated below may be returned to the message transmission
client.
Table 3-2 Meanings of R_STS Codes Returned to the Transmission Side of
Transmission of a Message with Confirmation
R_STS value Description
02 (buffer full) The previously received message is not processed by
the user program.
03 (not initialized) An interface area for receiving a message is not
allocated.
06 (format error) A message actually received is larger than a receive
data area allocated by this interface.
Word block data actually received consists of an odd
number of bytes.