Ok I am new to arduino. I have two megas on happens to be an R3. I have been running a cnc with them for about two months and suddenly an issue has arisen. The cnc started acting up. When I would tell it to go 5 inches to right it would go then go back to the left 5 inches when I would ask it to …

Mega r3 retaining info

Idahowalker November 18, 2021, 11:56am 2

The board is broken, get a new one load up the old working code.

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