2.6 Communications with a Mitsubishi PLC (A-compatible 1E Frame protocol)
Message Functions
2-116
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 2-66)
Status (PARAM01)
This parameter gives the status of the communications device.
The following figure shows the bit assignments and it is followed by a detailed description of each assign-
ment.
Parameters
10
Inputs
Connection Number
Sets the connection number used to determine the remote station.
11 Option Not used for the A-compatible 1E Frame protocol.
12 Function Code
Sets the code of the function in the A-compatible 1E Frame proto-
col.
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 regis-
ters, bit sizes for relays or coils.)
18 Remote CPU Module Number Not used for the A-compatible 1E 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 station.
(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
To Next Page
Loading...
