MicroPython Usage | Building and Running MicroPython on the ESP8266 | Adafruit Learning System
I’ve flashed MicroPython firmware on ESP8266 but now I have problems connecting to it via USB-UART. Does it needs only 4 UART wires or does those extra CH_PD/RESET pins must be used too?
https://learn.adafruit.com/building-and-running-micropython-on-the-esp8266/micropython-usage