In this tutorial, we will learn how to use the MPU6050 MEMS module with Raspberry Pi Pico to measure accelerometer, gyroscope, and temperature values using MicroPython firmware. First, we will look at the MPU6050 introduction, including its pinout diagram and pin configuration. Second, we will see how to upload the MPU6050 MicroPython library to Raspberry … Read more
In this comprehensive guide, we will learn how to interface the BME280 environmental sensor with the Raspberry Pi Pico using MicroPython. The BME280 is a highly accurate and versatile sensor capable of measuring temperature, barometric pressure, and relative humidity simultaneously. This makes it an excellent choice for weather station projects, indoor climate monitoring, altitude estimation, … Read more
In this tutorial, we learn about the SSD1306 0.96-inch I2C OLED display and how to interface it with Raspberry Pi Pico using MicroPython. An OLED (Organic Light-Emitting Diode) display is a popular choice in embedded projects because each pixel generates its own light, eliminating the need for a backlight. This results in excellent contrast, wide … Read more
In this tutorial, we learn to use the system timer peripheral of Raspberry Pi Pico. As we mentioned earlier, This development board comes with RP2040’s microcontrollers. This RP2040 MCU has a system timer peripheral that provides a global microsecond timebase and generates interrupts for it. In this tutorial, we will focus learn to configure Raspberry … Read more
In this tutorial, we will learn how to use an RIR motion sensor with Raspberry Pi Pico and configure external interrupts of Raspberry Pi Pico using MicroPython. We will demonstrate the use of external interrupts through an example with a PIR motion sensor and an LED. Recommended Components The following components are used in this … Read more
In this tutorial, we will learn how to use the PWM channels of the Raspberry Pi Pico using MicroPython in Thonny IDE and uPyCraft IDE. First, we will explore which GPIO pins on the Pico board are capable of generating pulse width modulation signals. After that, we will look at how to produce PWM signals … Read more
In this tutorial, we will learn how to use the ADC (Analog to Digital Converter) of the Raspberry Pi Pico using MicroPython. We will learn to read analog values from the ADC module of the Raspberry Pi Pico using both Thonny IDE and uPyCraft IDE. To provide an analog signal to the ADC channel, we … Read more
In this tutorial, we will learn how to use the GPIO pins of the Raspberry Pi Pico as digital input pins and interface a push button using MicroPython. In the previous tutorial, we learned how to use the GPIO pins of the Pi Pico board as output pins. However, in this tutorial, we will explore … Read more
In this user guide, we will show you how to send email alerts with Node-RED. It is very handy and practical to include email notifications in IoT projects where sensor reading monitoring, motion detection, message notifications and alarm alerts. After following this tutorial, you will be able to easily send emails to a recipient account … Read more
In this tutorial, we will learn how to send simple text messages to our WhatsApp number using Node-RED. Node-RED is a free, open-source, flow-based development tool widely used in IoT applications. It provides a visual programming interface where you connect nodes wired together as flows to build powerful automation workflows without writing complex code. We … Read more