2.7 Communications with a Mitsubishi PLC (QnA-compatible 3E Frame Protocol)
Message Functions
2-162
Processing Result (PARAM00)
This parameter gives the processing result.
Note: The lower byte is used for system analysis.
Refer to the following section for details on errors.
Detail Error Code (PARAM02 and PARAM03) (page 2-164)
Parameters
10
Inputs
Connection Number
Sets the connection number used to determine the remote station.
11 Option Sets the I/O unit number for the remote station.
12 Function Code
Sets the code of the function in the QnA-compatible 3E Frame
protocol.
13 Reserved for system.
−
14
Remote Station Data Address,
Lower Word
Sets the data address to read/write at the remote station. (Use word
addresses for registers, bit addresses for relays or coils.)
15
Remote Station Data Address,
Upper Word
16 Remote Station Register Type Sets the register type to read/write at the remote station.
17 Data Size
Sets the size of the data to read/write. (Use word sizes for reg-
isters, bit sizes for relays or coils.)
18 Remote CPU Module Number Not used for the QnA-compatible 3E Frame protocol.
19 Reserved for system.
−
20
Local Station Data Address,
Lower Word
Sets the data address to store read/write data in the local sta-
tion. (Use word addresses for registers, bit addresses for relays
or coils.)
21
Local Station Data Address,
Upper Word
22 Local Station Register Type
Sets the register type of the read/write data to store in the local
station.
23 Reserved for system.
−
System
24
−
For system use
−
25 Reserved for system.
−
26 Reserved for system.
−
27 Reserved for system.
−
28 Reserved for system.
−
Processing Result Value Meaning
00xx hex Busy
10xx hex Complete
8yxx hex Error
Continued from previous page.
No. I/O Meaning Description
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