ESP32 and WS2812 RGB led ring example
This was a WS2812b led ring that I purchased for low cost. There are 12 LEDs in total on this and once you solder...
ESP32 with OLED board
I recently bought an ESP32 board with an embedded OLED on it, this is very similar to the ESP8266 board which is known as...
Espruino and ESP32 wifi examples
In this example we will show a couple of Wifi examples using Espruino firmware flashed on an ESP32, we used the Espruino web ide
Code...
Micropython on an ESP32 module
In this example we will install Micropython on an ESP32, the module that I have used was marked up as Geekworm easy Kit ESP32-C1,...
Espruino on an ESP32
In this article we will show you how to burn Espruino firmware to your ESP32
You can download the latest firmware from http://www.espruino.com/Download, download and extract...
Using SHA-256 with an ESP32
In this example we will look at how you can generate the hash of a string using the SHA-256 algorithm. We will use the...
Subscribing to MQTT topic using an ESP32
In this example we will subscribe to an MQTT broker and topic.
Again we use the same CloudMQtt, arduino libraries and MQTTlens chrome app that...
Publishing messages to MQTT topic using an ESP32
In this example we will connect to an MQTT topic, I used a Wemos Lolin32 - you can use any ESP32 development board
We used...
ESP32 and MS5611 barometric pressure sensor example
This barometric pressure sensor is optimized for altimeters and variometers with an altitude resolution of 10 cm. The sensor module includes a high linearity...
ESP32 and TMP175 digital temperature sensor example
The TMP75 and TMP175 devices are digital temperature sensors ideal for NTC and PTC thermistor replacement. The devices offer a typical accuracy of ±1°C...