Mitsubishi L02CPU User Manual page 50

(5) Function
• This instruction sends the request frame in the device specified by
specified by the external device IP address in the control data. When a response message is received from
the external device, it is stored in the device specified by
The following figures show the request data and the response data in normal/abnormal end.
 Request data
Header Subheader
+3 to +5
S1 S1
Specified by
 Response data
When completed normally
Header Subheader Request
destination
network
No.
When completed with an error
Header Subheader Request
destination
network
No.
Response data
length
D1 +0
• The SP.SLMPSND instruction communicates using UDP. Set the external device to use UDP.
• The SP.SLMPSND instruction communicates in binary code. Match the setting of the external device also
with the binary code.
• When the setting is configured in "Simple PLC Communication Setting" of the PLC parameter, the
SP.SLMPSND instruction cannot be executed.
48
Request Request Request
destination destination
destination
network station No.
module I/O No.
No.
+6 +7 +8
S1 S1 S1
(except some devices)
S1
Request Request
destination
destination
station No.
module I/O No.
Request Request
destination
destination
station No.
module I/O No.
Network No.
End code
(responding
station)
D1 +1
.
D1
Request Request data Monitoring timer Request data
destination
length
multidrop
station No.
+9 +0 +1
S1 S2 S2
Request Response data End code
destination
length
multidrop
station No.
D1 +0 D1 +1
Request
destination
multidrop
station No.
Station No. Request
Request
(responding
destination
destination
station)
multidrop
module I/O No.
station No.
Error information
Stored in
D1
and later to the external device
S2
+2 to +n
S2 S2
Specified by
S2
Response data
D1 +2 to D1 +n
Stored in
D1
Command Subcommand
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