NodeMcu V3 4M ESP8266

NodeMcu is a tiny board, based on ESP8266, integates GPIO, PWM, IIC, 1-Wire and ADC all in one board.

• Build on ESP8266 sdk
• Lua core based on eLua project
• cjson based on lua-cjson
• File system based on spiffs
   
• Easy to access wireless router
• Based on Lua 5.1.4 (without debug, os module.)
• Event-Drive programming preferred.
• Build-in json, file, timer, pwm, i2c, spi, 1-wire, net, mqtt, coap, gpio, wifi, adc, uart and system api.
• GPIO pin re-mapped, use the index to access gpio, i2c, pwm.
• Both Integer version(less memory usage) and Float version(Default) firmware provided.

Moore info:

github.com/esp8266/Arduino