Beginners Micropython example – flash an LED
In this example we have a gentle introduction to Micropython on an ESP32, we will flash the on board LED on a Wemos Lolin32...
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...
LOLIN D32 Pro and Barometric Pressure Shield example
In this article we connect a HP303B Barometic shield to a LOLIN D32 Pro, using the new board you can connect them using a...