10 - 11 10 - 11
MELSEC-Q
10 DEDICATED INSTRUCTIONS
10.4 G.INPUT
Data can be received in any user-defined message format using the non procedure
protocol.
Set
data
Applicable device
Internal device
(System, user)
File register
Link direct device
J \
Intelligent function
module device
U \G
Index register
Zn
Constant Others
Bit Word Bit Word
(S) —
—
(D1) —
—
(D2)
—
G.INPUT
(D2)
(S) (D1)
G.INPUT
Un
Command
[Executing
condition]
[Instruction
code]
Set data
Set data Description Set by Data type
Un
Start I/O signal of the module
(00 to FE: Top two-digit when I/O signals are expressed in 3-digit.)
User BIN16 bit
(S) Head number of the devices in which control data is stored. User, system
Device name
(D1) Head number of the devices in which receive data is stored. System
(D2) Bit device number to be turned on at completion of execution. System Bit
The file register per local device and program cannot be used as the set data.
Control data
Device Item Set data Setting range
Set by
3
(S) + 0 Receive channel
• Set receive channel
1: Channel 1 (CH1 side)
2: Channel 2 (CH2 side)
1, 2 User
(S) + 1 Reception result
• Reception result by an INPUT instruction are stored.
0: Normal
Other than 0: Error code
1
— System
(S) + 2 Receive data count
• Receive data count is stored.
2
(0 or more)
— System
(S) + 3
Allowable number of
receive data
• Set the allowable number of words for received data
that can be stored in (D1).
1 or more User
POINT
(1) The command of G.INPUT cannot be converted into pulse.
(2) G.INPUT should be executed while the read request of the input/output signal
is turned on.
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