Temperature Plotter on e-Paper Display
In this tutorial we will build a Temperature Plotter on a 4.2″ e-Paper display using an ESP32 and the BME280 sensor. A common way to …
ESP32
Analog Clock on e-Paper Display
In this tutorial we will build an Analog clock using an 4.2″ e-Paper display and an ESP32. The clock will synchronize its time with an …
Digital Clock on e-Paper Display
In this tutorial you will learn how to build a Digital clock using an e-Paper display and an ESP32. You will also learn how to …
Partial Refresh of e-Paper Display
In this tutorial you will learn how to perform a fast partial refresh of an e-Paper display. The main advantages of e-Paper displays are their …
How to synchronize ESP32 clock with SNTP server
In this tutorial you will learn how to synchronize the ESP32 clock with an SNTP server to always have accurate time and never have to …
Weather Station on e-Paper Display
Learn how to build weather station with an ESP32 that displays local or internet weather information on an e-Paper display. In this tutorial you will …
Simple ESP32 Internet Weather Station
In this tutorial you will learn the basics of how to build your own internet weather station using an ESP32. We will download weather data …
Digital Clock with CrowPanel 3.5″ ESP32 Display
In this tutorial you will learn how to build an always accurate Digital Clock with the CrowPanel 3.5″ ESP32 Display. We are going to synchronizing …
CrowPanel 2.8″ ESP32 Display : Easy Setup Guide
In this tutorial you will learn how to get started with the CrowPanel 2.8″ ESP32 Display from ELECROW. The CrowPanel displays are great, since the …
LED Ring Clock with WS2812
In this tutorial you will learn how to build an LED Ring clock with the WS2812 LED strip and an ESP32. We will add automatic …
More Inputs With 74HC165 Shift Register
In this tutorial I will show you how to add more inputs with the 74HC165 Shift Register to your Arduino or ESP8266/ESP32. The popular Arduino …
Building the Elegoo Conqueror Robot
In this tutorial we are building the Elegoo Conqueror Robot. The instructions that come with the kit are detailed and fairly easy to follow. But …
Find I2C and SPI default pins
In this tutorial you will learn how to find the default pins for the I2C and SPI interface for the microcontrollers supported by the Arduino …
Drive Power LEDs with LD1500SB and ESP32
In this tutorial you will learn how to drive power LEDs with the LD1500SB LED driver and an ESP32. Normal LEDs can be directly controlled …
Monitor Battery Levels with MAX1704X
In this tutorial you will learn how to monitor LiPo battery charge levels using the MAX1704X. The hardware and code examples are for an ESP32 …
Blink LEDs with different Frequencies
In this tutorial you will learn how to blink multiple LEDs together but with different frequencies or delays and duty cycles using an Arduino or …