In this tutorial, I will show you how to use a relay with Raspberry PI Pico. I will give you a simple usage example with a DC water pump. When your project includes devices with high current requirements, a relay with Raspberry PI Pico can save your microcontroller from burning its circuits and enable a […]
How to use a Relay with Raspberry PI Pico and MicroPython Read More »
This tutorial will show you how to use Mosquitto (MQTT) with Raspberry PI Pico W with MicroPython. Raspberry PI Pico W brings connectivity to your projects. Mosquitto is one of the most reliable, simple and fast communications for IoT projects. For this reason, MQTT and Raspberry PI Pico W will surely give you great flexibility
MQTT and Raspberry PI Pico W: Start with Mosquitto (MicroPython) Read More »
In this tutorial, I will show you how to power a Raspberry PI Pico with Solar Cells. Moreover, I will also include an external battery as a backup power supply for the moments when light is unavailable. Raspberry PI Pico and, even more, the Pico W model are excellent devices for IoT projects. Where the
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In this tutorial, I will show you how to connect and use 4 gear motors with Raspberry PI Pico using MicroPython and get the 4 main directions performed with single-line commands by defining the related custom functions. Gear motors are the basis for every Raspberry PI Pico-based robot project. Managing them with a simplified code
Gear motor and Raspberry PI Pico: Controlling Robot Wheels Read More »
This tutorial will show you how to connect the Raspberry PI Pico with batteries, focusing on the related requirements. When the RPI Pico runs portable projects (without a power plug), you may need a way to power your microcontroller safely. In these cases, knowing how to power the Raspberry PI Pico with batteries is a
Powering the Raspberry PI Pico from External Batteries Read More »
This tutorial will show you how to use a Pulse Sensor with Raspberry PI Pico and MicroPython. Checking heartbeats has more applications than one could think. For example, it is a required feature in projects involving sports IoT devices. The Pulse Sensor with Raspberry PI Pico gives a cheap way to perform this task. Before
Pulse Sensor with Raspberry PI Pico: Hearth Beat Chech with MicroPython Read More »
This tutorial will show you how to connect and use an IR Reflective Sensor with Raspberry PI Pico, also explaining the related MicroPython code. Infra-Red reflective sensors usually give robotic projects the ability to detect if an obstacle is near your robot and help avoid collision damages or to walk along a line with different
IR Reflective Sensor and Raspberry PI Pico: RPR-220 with MicroPython Read More »
This tutorial will show you how to create a Raspberry PI Pico-based battery checker and test the charge status. It also makes use of an OLED display to show the measurement results. Checking old batteries to verify if you can still use them is a good practice to help nature and avoid trashing materials that
Raspberry PI Pico Battery Checker Read More »
