PC-XT Emulator On ESP8266. 58 Comments . by: Steven Dufresne. ... yet but he has 640×200 CGA working with 80×25 characters on a 3.5″ TFT display with the help of a low pass filter circuit.

In Circuit Programming is still my favorite, and you only need 4 pins (3.3V, TX, RX and GND), ... In my Luddite world, I never HAD a development board for the ESP8266.