Purpose

Insert a G4 P8 dwell (8-second delay) immediately after the spindle starts (M3 or M4), allowing time for speed stabilization.

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Location of Change

Function: onSection()
Original Line:

writeBlock(sOutput.format(spindleSpeed), mFormat.format(tool.clockwise ? 3 : 4));

Modified Version:

writeBlock(sOutput.format(spindleSpeed), mFormat.format(tool.clockwise ? 3 : 4));
writeBlock(gFormat.format(4), "P8"); // G4 P8 dwell for 8 seconds

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Resulting NC Output

S12000 M3
G4 P8