DottyMatrix and Virtual Printer – together at last

It’s great when a plan comes together. Having independently played around with my DottyMatrix serial-to-parallel printer interface and the Virtual Printer (designed to simulate my still-dead Epson MX-80 F/T III dot matrix printer), it was time to hook them together. And it worked! On the left is the DottyMatrix using my prototyping board for the ATMEGA328PB microcontroller. Its serial port… Read more »