Yaskawa LEGEND-MC - Manual (Page 253)

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LEGEND-MC User’s Manual
XQ (Execute Program)
[General]
DESCRIPTION:
The XQ command begins execution of a program residing in the program memory of the controller.
Execution will start at the label or line number specified. Four programs may be executed simultaneously
to perform multitasking. The XQ command cannot be used to execute a thread that is already running.
ARGUMENTS: XQ #A,n XQm,n where
A is a program label of up to seven characters
m is a line number
n is the thread number 0 through 3
NOTE: The arguments for the command, XQ, are optional when issued via external device. If no
arguments are given, the first line of the program will be executed as thread 0.
USAGE:
OPERAND USAGE:
_XQn contains the current line number of execution for thread n, and -1 if thread n is not running.
RELATED COMMANDS:
EXAMPLES:
While Moving Yes Default Value n = 0
In a Program Yes Default Format ---
Command Line Yes
Can be Interrogated No
Used as an Operand Yes Distributed Control Use SA
"HX" on page Halt execution
XQ Start execution issued from serial port or
Ethernet to start at the top of the program as
thread 0.
XQ #data,3 Start execution at label data, thread three