Returning All Data Of The Index Register - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

Returning all data of the index register

ZPOP(P)
RnPCPU RnPCPU
RnCPU RnENCPU
(Process) (Redundant)
These instructions read the data, which has been saved to the specified area, into the index register.
Ladder
(d)
FBD/LD
EN ENO
d
■Execution condition
Instruction
ZPOP
ZPOPP
Setting data
■Description, range, data type
Operand Description
(d) Start device to which the index register will be restored
EN Execution condition
ENO Execution result
*1 When specifying data with a label, define the array so that an area required for operation can be secured, and specify the array label
element.
■Applicable devices
Operand Bit
X, Y, M, L, J\
SM, F, B, SB,
FX, FY
(d)  
Processing details
• These instructions read the data, which has been saved to the device specified by (d) or the array label element and later,
into the index register.
• When the content of the index register is read, the number of saves (d) is decremented by 1.
• Refer to the following for the configuration of the areas used after (d).
Page 849 ZPUSH(P)
Operation error
Error code Description
(SD0)
3405H The number of saves in (d)+0 is 0.
RnSFCPU RnSFCPU
(Standard) (Safety)
Execution condition
Word
T, ST, C, D, W, U\G, J\,
SD, SW, FD, R, U3E\(H)G
ZR, RD
 
ST
ENO:=ZPOP(EN,d);
ENO:=ZPOPP(EN,d);
Range Data type

16-bit signed binary
 Bit

Bit
Double word Indirect
Z LT, LST, LZ
LC
  
7 APPLICATION INSTRUCTIONS
Data type (label)
*1
ANY16
BOOL
BOOL
Constant Others
specification
K, H E $
    
7.11 Index Register Instructions
7
851