ESP8266

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Tristan edited this page Oct 20, 2019 · 6 revisions

Firmware

Original AT firmware can be downloaded from espressif: https://www.espressif.com/en/support/download/at (I personally use 1.6.2)

There's also a good writeup of the the MCU's capabilities: https://tttapa.github.io/ESP8266/Chap04%20-%20Microcontroller.html

NodeMCUv2

https://www.seeedstudio.com/NodeMCU-v2-Lua-based-ESP8266-development-kit.html

NodeMCUv2 pinout

Built-in led:

D4

I2C

SDA=4 => D2
SCL=5 => D1

SPI

M-CLK => D5
MISO  => D6
MOSI  => D7
SS CS => D8

Wemos D1 Mini

https://wiki.wemos.cc/products:d1:d1_mini