[peteeng]

Hi Jag - I'll look at those senders. I know the three things you mention are on cnc3D's to do list. I expect they have a long list. grbl is a new area for me so lots of reading learning and boo boos to do...Peter

[ViS-motion]

Canned cycles were relevant 30 years ago, when memory was very expensive and there was a struggle for every byte. That's why they tried to optimize the G-code to make its volume as small as possible: canned cycles, etc.