Reading Data From Another Station Programmable Controller (With Notification) - Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual

Reading data from another station programmable controller (with
notification)
GP.SREAD
This instruction reads data from a device in another station programmable controller. (In units of words)
After the data reading is completed by the GP.SREAD instruction, the device of the other station is turned on. The other
station can recognize that data has been read by the GP.SREAD instruction.
Ladder diagram
(U)
FBD/LD
EN ENO
Un d1
s1 d2
s2
d3
("GP_SREAD" enters .)
Setting data
■Descriptions, ranges, and data types
Operand Description
*1
(U) Position number of the module connected
(s1) Own station head device where control data is stored
(s2) Target station head device where the data to be read is
stored
(d1) Own station head device for storing the read data
(d2) Own station device to be turned on for one scan when
the instruction completes.
(d2)+1 also turns on when the instruction completes with
an error.
(d3) Target station device to be turned on for one scan when
the instruction completes (The target station can
recognize that data has been read from another station.)
EN Execution condition
ENO Execution result
*1 In the case of the ST language and the FBD/LD language, U displays as Un.
*2 For the specifications of the string data to be specified, refer to the following.
(Page 767 Specifications of character string data specified by link dedicated instructions)
*3 The continuous area specified by the read data length (s1)+9 is required.
12 NETWORK COMMON INSTRUCTION
772
12.1 Link Dedicated Instructions
(s1) (s2) (d1) (d2) (d3)
Structured text
ENO:=GP_SREAD(EN,Un,s1,s2,d1,d2,d3);
Range
1H to 10H
Refer to Page 773
Control data.

*3





Data type Data type (label)
16-bit unsigned binary ANY16
Device name ANY16
*2
Character string ANYSTRING_SINGLE
Device name ANY16
Bit ANYBIT_ARRAY
(Number of elements: 2)
*2
Character string ANYSTRING_SINGLE
Bit BOOL
Bit BOOL
*2
*2