
B-63322EN/03 NC FUNCTIONS 11.MISCELLANEOUS FUNCTIONS
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11.1 AUXILIARY FUNCTION
When a numeral is specified following address M, code signal and a
strobe signal are sent to the machine. The machine uses these signals to
turn on or off its functions.
Usually, only one M code can be specified in one block. In some cases,
however, up to five M codes can be specified for some types of
machine tools.
The following M codes are used for special purposes:
M02/M30 : End of program
M00 : Program stop
M01 : Optional stop
The machine processes all operations specified by M codes except
those specified by M98, M99,M198, called subprogram(Parameter
No.7071 to 7079), called custom macro (Parameter No.7080 to 7089),
or interruption macro on/off control(M96, M97, or parameter No.7033
to 7034).