Mitsubishi Electric MELSEC iQ-R Series - Opening a Connection

16 ETHERNET INSTRUCTIONS
16.1 Open/Close Processing Instructions
1541
16
Opening a connection
GP.OPEN, ZP.OPEN
This instruction establishes (opens) a connection with an external device for data communication.
■Execution condition
Setting data
■Description, range, data type
*1 When specifying setting data by using a label, define an array to secure enough operation area and specify an element of the array
label.
Ladder ST
ENO:=GP_OPEN(EN,U,s1,s2,d);
ENO:=ZP_OPEN(EN,U,s1,s2,d);
FBD/LD
Instruction Execution condition
GP.OPEN
ZP.OPEN
Operand Description Range Data type Data type (label)
(U) GP.OPEN Start I/O number (first three digits in four-digit
hexadecimal representation) of own station or own
node
00H to FEH 16-bit unsigned binary ANY16
ZP.OPEN Start I/O number (first three digits in four-digit
hexadecimal representation) of own station or own
node
00H to FEH String ANY16_OR_STRING_
SINGLE
(s1) Connection No. 1 to 16 16-bit unsigned binary ANY16
(s2) Start device of the own station where control data is
stored
Refer to the control data. Device name ANY16
*1
(d) Device of the own station, which turns on for one
scan upon completion of the instruction.
When the instruction completes with an error, (d)+1
also turns on.
 Bit ANYBIT_ARRAY
(Number of elements: 2)
EN Execution condition  Bit BOOL
ENO Execution result  Bit BOOL
RnCPU
RnENCPU
RnSFCPU RnSFCPURnPCPURnPCPU
(Standard) (Safety)
(Redundant) (Process)
(U) (s1) (s2) (d)
EN ENO
dU
s1
s2