Makerbase DLC 32 / do you control your CO2 laser via the TTL signal? I find a wide variety of circuit diagrams and don't know what to do next ... : r/lasercutting
How to connect a CO2 laser power supply to arduino? · Issue #1263 · grbl/ grbl · GitHub
CO2 laser machine upgrade parts MKS DLC32 V2.1 GRBL CNC shield 32bit control plate controller expansion board - AliExpress