1 FUNCTIONS
1.3 Communications Using the Predefined Protocol
39
1
Setting procedure
Set "External Device Configuration" under "Basic Settings". ( Page 244 External Device Configuration)
1. Select the external device to be connected in "Module List" and drag it to "List of devices" or "Device map area".
2. Set "Communication Method" for the external device to "Predefined Protocol".
3. Set the other parameters required for communication in the connection.
Applicable dedicated instructions
The dedicated instructions used for communications using the predefined protocol are shown below.
: Usable, : Not usable
*1 These instructions are the same as the instruction for the socket communications (SP.SOCCINF/SP.SOCCSET). ( MELSEC iQ-R
Programming Manual (CPU Module Instructions, Standard Functions/Function Blocks)
*2 Only the following models can be used. The supporting firmware version differs depending on the model.
R00CPU, R01CPU, R02CPU: There are no restrictions on the version.
Programmable controller CPUs other than the above: "29" or later
External device name Description
UDP Connection Module Select to communicate with the external device using UDP/IP
Active Connection Module Select to perform the open processing to the external device from the Ethernet-equipped module (Active open)
and communicate using TCP/IP.
Unpassive Connection Module Select to receive the open processing from an unspecified external device (Unpassive open) and communicate
using TCP/IP.
Fullpassive Connection Module Select to receive the open processing from the specified external device (Fullpassive open) and communicate
using TCP/IP.
Instruction Description Availability
RJ71EN71, RnENCPU
(network part)
CPU module (CPU part for the
RnENCPU)
GP.ECPRTCL Executes the protocol registered with the predefined
protocol support function of the engineering tool.
SP.ECPRTCL
SP.SOCCINF
*1
Reads connection information
*2
SP.SOCCSET
*1
Changes the communication target
*2
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