Siemens SINUMERIK 828D Programming Manual page 496

Tables
16.1 Instructions
Operation Meaning
STOPFIFO Stop machining; fill preprocessing
memory until STARTFIFO is detected,
preprocessing memory is full or end of
program
STOPRE Preprocessing stop until all prepared
blocks in main run are executed
STOPREOF Revoke preprocessing stop
STRING Data type: Character string
STRINGFELD Selection of a single character from the
progr. string field
STRINGIS Checks the present scope of NC
language and the NC cycle names,
user variables, macros, and label
names belonging specifically to this
command to establish whether these
exist, are valid, defined or active
STRINGVAR Selection of a single character from the
progr. string
STRLEN Define string length
SUBSTR Define index of character in input string
SUPA Suppression of current work offset,
including programmed offsets, system
frames, handwheel offsets (DRF),
external work offset, and overlaid
movement
SVC Tool cutting rate
SYNFCT Evaluation of a polynomial as a function
of a condition in the motion-
synchronous action
SYNR The variable is read synchronously, i.e.
at the time of execution
SYNRW The variable is read and written
synchronously, i.e. at the time of
execution
SYNW The variable is written synchronously,
i.e. at the time of execution
T Call tool
(only change if specified in machine
data; otherwise M6 command
necessary)
TAN Tangent (trigon. function)
496
W Description see
1) 2)
PGAsl
m
PGAsl
PGAsl
PGAsl
PGAsl
PGAsl
PGAsl
PGAsl
PGAsl
PGsl
s
Deselect frame (G53, G153, SUPA, G500) (Page 388)
PGsl
m
Cutting rate (SVC) (Page 95)
PGAsl
PGAsl
PGAsl
PGAsl
PGsl
Tool change with T command (Page 58)
PGAsl
Programming Manual, 07/2010, 6FC5398-1BP40-0BA0
Fundamentals