ESP32 and PCF8563 RTC module example

The PCF8563 is a CMOS Real-Time Clock (RTC) and calendar optimized for low power consumption. A programmable clock output, interrupt output, and voltage-low detector...

ESP32 and TCS34725 Color Sensor

The TCS3472 device provides a digital return of red, green, blue (RGB), and clear light sensing values. An IR blocking filter, integrated on-chip and...

ESP32 and RGB led example

In this example we will connect an RGB led to our Wemos MIni, lets look at RGB leds first RGB LEDs consist of one red,...

MH ET LIVE ESP32 MINI KIT and Matrix LED shield example

A new shield for the Wemos Mini came my way recently, this is called the MATRIX LED Shield - You can find out more...

ADS1115 analog-to-digital converter and ESP32

The ADS1115 device (ADS111x) is a precision, low-power, 16-bit, I2C-compatible, analog-to-digital converters (ADCs) offered in an ultra-small, leadless, X2QFN-10 package, and a VSSOP-10 package....

enviro:bit TCS3472 sensor and bpi:bit Arduino code example

In this example we look at the enviro:bit which is an add on from pimoroni which has a BME280 temperature, pressure, and humidity sensor...

Interfacing an AD keypad module to your ESP32

I purchased this module as part of a microcontroller kit, its an interesting little module as it has 16 buttons but with only 1 I/O...

ESP32 and 4067 led example

The 4067 was one of the IC's that I wanted to connect up to various microcontrollers as it looke dextremely useful, here is a quick...

AM2320 temperature and humidity sensor and ESP32 example

AM2320 is a simple to use, high performance temperature and humidity sensor capable of long distance signal transmission up to 20 meters.The product also...

ESP32 and BME680 sensor example

In this article we will connect a BME680 sensor to an ESP32 - in this case its a Lolin32 from Wemos BME680 is an integrated...
esp32 and VCNL4010 layout

ESP32 and VCNL4010 proximity and ambient light sensor example

In this article we look at the VCNL4010 which is an integrated proximity and ambient light sensor. We will look at some information on...

ESP32 and basic TEA5767 example

The TEA5767HN is a single-chip electronically tuned FM stereo radio for low-voltage applications with fully integrated Intermediate Frequency (IF) selectivity and demodulation. The radio...