STM32 with GRBL for MPCNC - Software / Firmware - V1 Engineering Forum
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Lots of new Grbl_ESP32 features! · Issue #449 · bdring/Grbl_Esp32 · GitHub
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Martin Hubáček on Twitter: "GRBL-Advanced project runs fine of #STM32F4. But I would need to port it to #STM32F3 Nucleo with Arduino pinout to spare some wires for all the axes :)
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STM32 with GRBL for MPCNC - Software / Firmware - V1 Engineering Forum
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Getting started questions · Issue #82 · bdring/Grbl_Esp32 · GitHub