Delete Modal Program Information: M142 - HEIDENHAIN iTNC 530 User Manual

Delete modal program information: M142

Standard behavior
The TNC resets modal program information in the following situations:
Select a new program
Execute a miscellaneous function M2, M30, or an N99999999 %....
block (depending on MP7300)
Defining cycles for basic behavior with a new value
Behavior with M142
All modal program information except for basic rotation, 3-D rotation
and Q parameters is reset.
The function M142 is not permitted during mid-program
startup.
Effect
M142 is effective only in the block in which it is programmed.
M142 becomes effective at the start of the block.
Delete basic rotation: M143
Standard behavior
The basic rotation remains in effect until it is reset or is overwritten
with a new value.
Behavior with M143
The TNC erases a programmed basic rotation from the NC program.
The function M143 is not permitted during mid-program
startup.
Effect
M143 is effective only in the block in which it is programmed.
M143 becomes effective at the start of the block.
340 Programming: Miscellaneous Functions