Breadboard prototype for a tiny weather station – Si7021 sensor, ESP8266 Wemos D1 mini microcontroller board, Nokia 5510 84*48 LCD – thesolaruniverse

Introduction -- The small footprint of the Wemos D1 mini ESP8266 microcontroller board and its on-board WiFi makes this tiny piece of electronics attractive for making small units that communicate via the internet with local or cloud-based servers. A fancy display is not necessary when the emphasis of a unit is on the IOT aspects…

Mottramlabs-Products

ST_Anything and WEMOS D1 mini Board (ESP8266) HELP! - #23 by

Rain Sensor - EzloPi

Project, ESP8266 Development PCB's

WeMos D1 Mini Development board - Smartiphi

Mottramlabs-Products

ESP8266 Weather Widget V2.0 : 13 Steps (with Pictures

DWEII 3PCS D1 Mini V4.0.0 Type-C USB Board NodeMCU

WeMos D1 Mini Development board - Smartiphi

ESP8266 and Si7021 temperature sensor example - esp8266 learning