Executing An External Subprogram (Sw 4.2 And Higher) - Siemens sinumerik 840d Programming Manual

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2.11 Executing an external subprogram (SW 4.2 and higher)

840D 840D
NCU 572
NCU 571
NCU 573
2.11

Executing an external subprogram (SW 4.2 and higher)

This function only applies to MMC 102/103.
You can use EXTCALL to reload a program from the
MMC 102/103 in "Execution from external" mode.
EXTCALL path/program name
Explanation
EXTCALL
Path name
Program name
Example:
EXTCALL "SHAFT"
Function
During the machining of complex workpieces,
program sequences may be generated for the
separate machining stages that cannot be stored in
main memory due to their memory space
requirements.
You can use EXTCALL to reload a program from
MMC 102/103 in "Execution from external" mode.
All programs that can be accessed via the directory
structure of MMC102 can be reloaded.
SD 42700 EXT_PROG_PATH
The channel-specific setting data
SD 42700 EXT_PROG_PATH is available thanks to
flexible setting options for the call path.
SD 42700 contains a path definition that builds the
absolute path name of the program to be called in
conjunction with the programmed subprogram
identifier.
 Siemens AG 2000. All rights reserved
SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) − 04.00 Edition
810D 840Di
bzw.
EXTCALL"/_N_WCS_DIR/_N_SHAFT_WPD/SHAFT"
Subprograms, Macros
Keyword for subprogram call
optional, not essential
Constant/variable of type STRING.
Absolute path name beginning "/",
The program identifier is written with/without
the leading_N_ and without an extension. An
extension can be appended to the program
name using the <"> character.
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