Gamers have found ways to play Doom on all sorts of devices, but swapping your screen for an Epson thermal printer spitting out frames as fast as it can on receipt paper could be the worst. According ...
To get Arduino work together with the thermal priner on RS232 (serial) you need a level shifter. From Maxim you can get MAX2XX chips for 5 Volt and MAX32XX for 3.3 volt powered arduinos. The library ...