Hitachi FL.NET User Manual page 130

[Function]
• A message return request using the data at the message data storage starting address will be
issued to a remote node. When a response message returns, the message data within the
response code transfers to the return message storage address.
• The data transfers to the return message storage address in the following format.
Return message
storage address
Received word count (in bytes)
+0x0000
+0x0002
Message data section
+0x402
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5 USER GUIDE