Sinumerik L93 recessing cycle program example with sinumerik 810/820 T

N10 G90 G71 G95 F0.2 ;
N20 G00 X65 Z5 ;
N30 M06 T02 D01 ;
N40 M03 S1200 ;
N50 R10= 0  R21= 60  R22= 30  R23= -1  
        R24= 1  R25= 1    R26= 5    R27= 20 
        R28= 0  R29= 25  R30= 2    R31= 25
        R32= 3  R33= 2    R34= 3    R35= 25
        L93  P1 ;
N60 G75 X0 Z0 ;
N70 M05 M30 ;
                                                                                     More examples..........!!!!
DESCRIPTION OF MAIN PROGRAM :-
N10- Program in absolute co-ordinate system , all dimension in mm , feed rate per revolution f0.2
N20- Rapid action command , where X65 and Z5 . 
N30- Tool change command , select tool no 2
N40- Spindle on clockwise , speed is 1200 rpm
N50-

         R10- Type of grooving : longitudinal grooving R10= 0
                                                             Face grooving R10= 1
         R21- Starting length of out side / in-side diameter
         R22- Starting point along Z axis
         R23- Starting point left or right side
         R24- Finishing cut depth along  X axis 
         R25- Finishing cut depth along Z axis 
         R26- Infeed depth
         R27- Width of recess
         R28- Dwell at recess depth
         R29- Angle at left flank
         R30- Chamfer or radius at bottom left recess edge
         R31- Recess diameter
         R32- Chamfer or radius at top left recess edge .
         R33- Chamfer or radius at  bottom right recess edge 
         R34- Chamfer or radius at top right recess edge .
         R35- Angle right flank.
N60- Home position command , where X0 and Z0 
N70- Spindle off , main program end .