@Dejan-Ranisavljevic said in EleksCAM v3.1 -:

I need help connecting the laser module to the TTL connector in the CNC sheld. Which pin on the CNC sheld are used for TTL?
To which pins on the CNC sheld are the end stop switches connected?

Thanks in advance for the help

https://github.com/arkypita/LaserGRBL/issues/360
https://github.com/arkypita/LaserGRBL/issues/368

Prati liniju pin 11 na arduino uno