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 vibration sensor module

In this example we connect a vibration motor module to an ESP32 - as usual we use a Lolin32. This is the type of...

ESP32 and MMA8452 accelerometer example

In this example we will connect a MMA8452Q accelerometer  to an ESP32 - in this case Lets look at the sensor The MMA8452Q is a smart, low-power, three-axis,...

AM2320 temperature and humidity sensor and ESP32 example

Temperature and humidity combined sensor AM2320 digital temperature and humidity sensor is a digital signal output has been calibrated. Using special temperature and humidity...

LIS3DSH accelerometer sensor and an ESP32

In this example we connect a LIS3DSH sensor to an ESP32. The LIS3DSH is an ultra-low-power high-performance three-axis linear accelerometer belonging to the “nano” family with...

PCA9685 LED controller and ESP32 example

In this example we connect a PCA9685 LED controller to an ESP32 The PCA9685 is an I²C-bus controlled 16-channel LED controller optimized for Red/Green/Blue/Amber (RGBA)...

ESP32 and Si4703 FM radio example

The Si4702/03 FM radio receiver family increases the ease and attractiveness of adding FM radio reception to mobile devices through small size and board...

ESP32 and PCF8575 I/O expander example

This 16-bit I/O expander for the two-line bidirectional bus (I2C) is designed for 2.5-V to 5.5-V VCC operation. The PCF8575 device provides general-purpose remote I/O...

ESP32 and Si1145 sensor example

Another sensor reaches the desk, this time it is a Si1145 sensor, we will connect it to an ESP32 (my favourite Lolin32) and test...

ESP32 and TMP102 digital temperature sensor example

In this article we look at the TMP102 digital sensor and we will connect it up to an ESP32 The TMP102 device is a digital...

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...

Lolin32 and 2.4 TFT LCD Touch Screen shield example

In this article we look at the Lolin 32 to a 2.4“ inch 320×240 TFT LCD Touch Screen shield. This is the shield which we...