Tech Note 067 - Bosch BME680 Environmental Sensor. Air Quality, Temperature, Pressure and Humidity
Tech Note 065 - TSYS01 High Accuracy (0.1°C) Temperature Sensor
Tech Note 070 - (Obsolete as IDE changed) Adding a new board definition to the Arduino IDE
Tech Note 079 - ESP32/ESP8266 General Purpose Webserver - customise it to your needs
Tech Note 142 – Calibrate a BME280/680 Pressure Sensor or Barometer
Tech Note 140 - Arduino/ESP32/8266 - Which Sketch/Programme is Loaded?
Tech Note 069 - Using the ESP32 ADC and some of its more advanced functions
Tech Note 057 - ESP32 Ultra Low Power Test Results
Tech Note 027 - ESP8266 GP WEBSERVER/WEBSITE TEMPLATE
Tech Note 088 - ESP32/8266 Sensor Monitor
Tech Note 063 - ESP32 / ESP8266 How to Connect and Get I2C Devices Working
Tech Note 060 - ESP32 Using (more advanced) Time Services
Tech Note 029 - Circuit mAHr Measurement and Calculation
Tech Note 136 - ESP32 Using its 8K of RTC RAM to retain data variables during deep sleep.
Tech Note 075 - How to connect and get I2C devices working (Arduino, ESP32, ESP8266)
Tech Note 030 - ESP8266 Using SPIFFS to replace SD Card storage
Tech Note 076 - ESP8266/ESP32 Audio Spectrum Analyser using FFT
Tech Note 103 - CCS811 Air Quality Monitor for Ardunio, ESP8266 or ESP32
Tech Note 080 - ESP32/ESP8266 Data Logging Webserver
Tech Note 059 - ESP32 Using Time Services (a simple approach)