In this user guide, we will learn how to interface a micro SD card with Raspberry Pi Pico using the microSD card module. This module provides an SPI interface to connect an SD card module with any microcontroller that supports the SPI communication protocol. Using a micro SD card is very convenient for applications where … Read more
In this tutorial, we will build a data logger using Raspberry Pi Pico and MicroPython. We will log temperature and humidity readings acquired from a DHT22 sensor to a microSD card. The program creates a .txt file on the microSD card and appends fresh temperature and humidity readings every 30 seconds. This project demonstrates a … Read more
In this tutorial, we will learn about the NEO-6M GPS module and how to interface it with Raspberry Pi Pico to obtain GPS parameters such as latitude, longitude, altitude, date, time, speed, and satellite count. We will cover how GPS technology works, provide an overview of the NEO-6M GPS module including its introduction, pinout, and … Read more
In this tutorial, we will learn to interface the RC522 RFID Reader Module with Raspberry Pi Pico using MicroPython. RFID (Radio Frequency Identification) technology is one of the most widely used wireless communication technologies in the modern world. These RFID reader modules are very handy in today’s fast-paced world. Due to their fast, accurate, and … Read more
In this guide, we will learn how to control a DC motor with Raspberry Pi Pico using MicroPython and an L298N motor driver module. We will introduce you to the L298N motor driver module, explain how it works internally, and then use it to demonstrate basic DC motor control including start, stop, forward, and backward … Read more
In this tutorial, we will learn about the 28BYJ-48 stepper motor and how to interface it with Raspberry Pi Pico using a ULN2003 driver. The 28BYJ-48 stepper motor is one of the most inexpensive and widely used stepper motors available today. It comes with a ULN2003 motor driver board that is responsible for driving the … Read more
In this tutorial, we will learn how to use the dual core of the Raspberry Pi Pico using MicroPython. The Raspberry Pi Pico is a low-cost, high-performance board built around the RP2040 microcontroller chip. The RP2040 contains a dual-core ARM Cortex-M0+ processor that can operate at up to 133 MHz. This chip features 26 multi-function … Read more
In this tutorial, we will learn about the HC-05 Bluetooth-to-serial port module and how to interface it with the Raspberry Pi Pico. This Bluetooth device operates on UART communication. In other words, it uses serial communication to transmit and receive data serially over the standard Bluetooth radio frequency. Therefore, we will use the TX and … Read more
In this tutorial, we will learn how to interface and control the SG-90 servo motor with the Raspberry Pi Pico using MicroPython. We will start with an introduction to servo motors and PWM, then walk through the wiring, code, and a practical demonstration. By the end of this guide, you will be able to control … Read more
In this user guide, we will learn how to use a DS18B20 temperature sensor with Raspberry Pi Pico in MicroPython. This is a comprehensive article in which we will discuss the sensor and how to access temperature readings through a single sensor. Additionally, we will also display the temperature readings on an SSD1306 OLED display. … Read more