ESP32 and microSD card example

In this example we connect an SD card to our ESP32, we will log analog readings to a file on the SD card. Here is...

ESP32 and ML8511 sensor example

The ML8511 measures the amount of ultra violet rays contained in sunlight, and it is used for the equipment which displays the suntan by...

ESP32 and ADXL335 accelerometer example

The ADXL335 is a small, thin, low power, complete 3-axis accelerometer with signal conditioned voltage outputs. The product measures acceleration with a minimum full-scale...

ESP32 and MMA8653 example

The NXP® MMA8653FC 10-bit accelerometer has industry leading performance in a small DFN package. Packed with embedded functions that include: Flexible user-programmable options and two...

ESP32 built in hall effect sensor example

One feature of the ESP32 that sometimes goes unnoticed is the built in hall effect sensor. Lets look at a hall effect sensor and how...

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 Stepper motor example

In this example we will show a basic stepper motor example, we use a driver board that can be bought on many sites which...

ESP32 and BMP180 sensor example

This bmp180 from Bosch is the best low-cost sensing solution for measuring barometric pressure and temperature. The sensor is soldered onto a PCB with...

ESP32 and OLED display example

This example uses an OLED display these typically come in a couple of different sizes 128x32 and 128x64, this particular example will use the...

ESP32 and SHT11 digital humidity sensor example

The SHT1x digital humidity sensor is a reflow solderable sensor. The SHT1x series consists of a low-cost version with the SHT10 humidity sensor, a...

ESP32 and 4051 LED example

The HCF4051 device is a monolithic integrated circuit fabricated in MOS (metal oxide semiconductor) technology available in SO-16 and PDIP-16 packages. The HCF4051 analog multiplexer/demultiplexer...

ESP32 and SHT31 sensor example

SHT31 is the next generation of Sensirion’s temperature and humidity sensors. It builds on a new CMOSens® sensor chip that is at the heart of...