Upload instruction
Web installer (recommended):
https://renat2985.github.io/esp8266-Radio/
Or NodeMCU Flasher:
Specification esp8266-Radio.ino.generic.bin files
- Module: Generic ESP8266 Module
- Flash Size: 1M
- Flash Frequency: 80Mhz
https://github.com/nodemcu/nodemcu-flasher
Download Release: Win32 or Win64.