Program Scan Execution Registration Instruction (Pscan(P)) - Mitsubishi MELSEC Q Series Programming Manual

7.17.3

Program scan execution registration instruction (PSCAN(P))

PSCAN(P)
PSCAN
PSCANP
Setting
Data
S
Function
(1) Sets the program whose file name is being stored at the device designated by
execution type.
(2) Only the programs stored in the drive No. 0 (program memory/internal RAM) can be set as
the scan execution type.
(3) Designated programs assume the scan execution type with END processing.
Example
When programs A, B, and C exist and program A performs "PSCAN" of program D.
(4) This instruction will be given priority even in cases when a program execution type has been
designated in the parameters.
(5) It is not necessary to designate the extension (.QPG) with the file name.
(Only .QPG files will be acted on.)
Command
Command
: File name of the program to be set as a scan execution type, or head number of the devices where the file
S
name is stored (character string)
Internal Devices
R, ZR
Bit Word
––
A B C
Execution of
PSCAN
Scan
High
Basic
performance
J \
U \G
Bit Word
––
END A B C
Program D
is executed
Scan
PSCAN(P)
Process
Redundant Universal LCPU
PSCAN S
PSCANP S
Constants
Zn Other
$
––
in the scan
S
D END
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