Sensors

Get Started ESP32

Get Stated ESP8266

Which ESP8266 to choose ?

ESP8266 pinout

How to program with Arduino IDE

How to connect to wifi network

Web Client (Communication)

Web Server (interface)

ESP8266 Deep Sleep

Store Data on SD Card

Sensors Projets

DS18B20 · temperature

KY-040 · potentiometer

MHZ19 · CO₂

MQxxx · gas & pollutants

VL53L0X · distance

YL-69 · soil

T-Watch Projects

Which T-Watch to choose?

Get Started

Getting started with the LiLyGoWatch library

Version Constants

Expansion boards Constants

Platformio.ini file example

Auto turn off the screen

Activate Light Sleep

Learn TFT_eSPI+ LVGL

Get started with TFT_eSPI

Menu · Page · Navigation

Display XBM images

Convert to XBM with GIMP

Convert to C File with LVGL

Projects

TFT_eSPI + LVGL

Draw Fractals

Boards

T-Watch and T-Block pinout

T-Watch 2020 pinout

Buy a T-Watch

Buy T-Watch extension

Learn C++

printf • printf options

sprintf • snprintf (ESPx)

write (buffer)

Macro F

Receive commands on the serial port

Code with PlatformIO

Install PIO on VSCode (any OS)

Platformio.ini tips

Common problems and solutions

Migrate Arduino code project

Sensors

Calculate the Air Quality Index (IAQ, IQA) with a DSM501 on Arduino or ESP8266

26 July 2017 18 Comments

MicroPython

OLED display SSD1306 in MicroPython, example with a I2C digital barometer BME280 (or BMP180)

9 January 2018 No Comments

MicroPython

ESP32 MicroPython project with several DS18B20 probes, publish the measurements to Domoticz using the HTTP JSON API

11 January 2018 No Comments

Beginner

Publish the CO2 concentration of an MH-Z19 sensor to Domoticz, Arduino code compatible ESP32 / ESP8266

18 January 2018 No Comments

Sensors

Test of the SHT30 shield for LoLin d1 mini, temperature and humidity in I2C (ESP8266)

19 April 2017 6 Comments

Arduino

BH1750 (GY-302), measure the lighting quality of your home (Arduino / ESP8266 / ESP32)

31 July 2017 No Comments

Sensors

Get Started with HC-SR04, measure distance by ultrasound. Arduino code example

12 February 2021 No Comments

Most common I2C breakout addresses for Arduino ESP32 ESP8266 RaspberryPi project. BME280 AMG8833 SSD1306 MCP23017 BME680 SHT30 SI7021 PCA9685

Beginner

I2C addresses of the most common sensors and actuators

7 October 2020 No Comments

add io esp32 esp8266 arduino project ADS1115 MCP23017 PCF8574 PCA9685

Sensors

4 solutions to add I/O (ADS1115, MCP23017, PCF8574, PCA9685). Arduino, ESP8266, ESP32, ESP8266, Raspberry Pi Projects

28 October 2020 No Comments

Sensors

Calculate the Air Quality Index (IAQ, IQA) with a DSM501 on Arduino or ESP8266

OLED display SSD1306 in MicroPython, example with a I2C digital barometer BME280 (or BMP180)

ESP32 MicroPython project with several DS18B20 probes, publish the measurements to Domoticz using the HTTP JSON API

Publish the CO2 concentration of an MH-Z19 sensor to Domoticz, Arduino code compatible ESP32 / ESP8266

Test of the SHT30 shield for LoLin d1 mini, temperature and humidity in I2C (ESP8266)

BH1750 (GY-302), measure the lighting quality of your home (Arduino / ESP8266 / ESP32)

Get Started with HC-SR04, measure distance by ultrasound. Arduino code example

I2C addresses of the most common sensors and actuators

4 solutions to add I/O (ADS1115, MCP23017, PCF8574, PCA9685). Arduino, ESP8266, ESP32, ESP8266, Raspberry Pi Projects

Latest Posts

Get Started with HC-SR04, measure distance by ultrasound. Arduino code example

ESP32, GPIO pins and associated functions. I/O, PWM, RTC, I2C, SPI, ADC, DAC

ESP32-CAM pinout and equipments. ESP-EYE, AI Thinker, TTGO T-Camera, M5Stack Timer Camera …

ESP32-CAM. Which model to choose? ESP-EYE, AI Thinker, TTGO T-Camera, M5Stack Timer Camera …

M5Stack Atomic GPS. ESP32 TinyGPS++ tracker, GPX export on SD card, visualization on Google Maps or VSCode

Home Assistant. Install the snap on Synology NAS on an Ubuntu Virtual Machine

Categories

Stay in Touch