Build a Pen/Laser Controller with the ESP32 Development Board | iotosphere – Internet of Things
Build a Pen/Laser Controller with an ESP32 Board Bart Dring has created a custom PCB designed for the Grbl firmware ported for the ESP32 microcontroller, the building block for his Pen/Laser ESP32 Controller. I have done several pen and laser machines
![](https://sp-ao.shortpixel.ai/client/to_webp,q_lossless,ret_img,w_530,h_381/https://everythingesp.com/wp-content/uploads/2019/03/yIpYHO_cnzqng1IAJAzvApU27uKeJjG0euRVQnjkX7_BStuFk_.jpg)