Mitsubishi Electric Melsec Q Series User Manual page 192

6 DEDICATED INSTRUCTIONS
Control data
Device
(S) + 0 Complete type
(S) + 1 Completion status
(S) + 2 Local station storage channel
(S) + 3 Channel used by send station
Network number used by send
(S) + 4
station
(S) + 5 Send station number
(S) + 6
to System area
(S) + 8
(S) + 9 Receive data length
(S) + 10 System area
Receive data
Device
(D1) + 0
to Receive data
(D1) + n
6 - 25
Item
Designate 0.
Stores the status at completion of the instruction.
0: Normal
Other than 0: Abnormal (error code) (
Designate the channel number that stores data to be read.
1 to 8: Channel number
Stores the channel number used by the send station.
1 to 8: Channel number
Stores the network number of the send station.
1 to 239: Network number
Stores the station number of the send station.
1 to 120: Station number (receive from the station with the
indicated station number)
Stores the word count of the receive data stored in (D1) + 0 to
(D1) + n.
0: No receive data
1 to 960: Word count of receive data
Item
Store the receive data.
POINT
The receive data storage device (D1) requires a contiguous free area equal to or
greater than the receive data length ((S) + 9) (maximum of 960 words).
2 The "Set by" column indicates the following:
• User: Data is set by the user before executing a dedicated instruction.
• System: The programmable controller CPU stores the execution result of a
dedicated instruction.
3 For a list of error codes, see the User's Manual (Basic).
REMARKS
The allowable receive data length ((S)+9) of the RECVS instruction varies
depending on the version. (See the User's Manual (Basic).)
Specifying a length value outside the setting range will cause a 4101 error
(OPERATION ERROR) on the local station.
Set data
3
)
—
—
Set data
MELSEC-Q/L
2
Setting range Set by (
0 User
— System
1 to 8 User
— System
— System
— System
— —
— System
— —
2
Set by (
Setting range
— System
6 - 25
)
)