Posts by Xuyun Zeng
How to control servo with Raspberry Pi Pico W and pulse width modulation (PWM)
A servo is one of the most fundamental ways to learn to use pulse width modulation with the Raspberry Pi. Let’s learn how to do this with a Raspberry Pi Pico W. PWM tutorial objectives Learn how to use PWM to control the angle of the servo Set up a server with the Pico W…
Read MoreRaspberry Pi alternatives in 2022
At some point in your tinkering journey, you might meet up with the limits of the Raspberry Pi. While the Raspberry Pi’s microcomputers and microcontrollers are very dynamic tools that can help you complete different projects, some other tools are more specialized and are better for specific projects. In addition, there’s still a shortage out…
Read MoreThe best Raspberry Pi HATS, accessories, breakouts by brand
The best part about the Raspberry Pi is its community. That includes the vendors and accessories makers. If you are new to the Raspberry Pi, you might find the brands difficult to navigate. Here’s a guide to some of the most innovative brands in the Raspberry Pi universe. Pimoroni Pimoroni is one of the biggest…
Read MoreGaming on the Raspberry Pi Pico
I remember my first dumbphone, which was called a “phone” back then. It could play simple games like Snake. That was bleeding edge. Prior to that, you’d have to carry a separate handheld that played Tetris or a more dynamic gaming system like a Gameboy. The Raspberry Pi Pico is a pretty powerful microcontroller compared…
Read MoreRaspberry Pi project ideas: Pi+Lego submarine and “Pieca” camera
Boy, oh, boy do we have some interesting projects this week. The first project is a radio-controlled submarine that can sink, surface, turn and move. At the heart of the submarine is a Raspberry Pi Zero 2. The second project is a “Pieca” camera, named after a Leica camera. The key similarity between the Pieca…
Read MoreReserve your Raspberry Pi today (end out of stock woes by joining our waitlist)
Raspberry Pis have been out of stock for a long time but we have created a new tool in PiCockpit that allows you to reserve your Raspberry Pi 4. Here’s what you can reserve: Raspberry Pi 4 / 4GB Raspberry Pi 4 / 8GB Coral USB Accelerator The reservations are processed in order. If you…
Read MoreDIY wireless servo switch controller with Raspberry Pi Pico W
One of the biggest problems I have is getting up from bed to turn off the bedroom’s light. It’s very difficult to do so when you’re cozy in bed. A few years ago, I built a wireless solution with an Arduino and an IR remote. It worked out pretty well because it was reliable and…
Read MoreRaspberry Pi Pico W remote weather station (solar powered and SoftAP)
One very special feature in the Raspberry Pi Pico W is the SoftAP feature. SoftAP stands for software-enabled access point, which allows you to broadcast a WiFi network right from the Raspberry Pi Pico W. This is why we’ve chosen to do this solar-powered project. How a solar-powered project intersects with SoftAP Here’s the issue.…
Read MoreRaspberry Pi Pico W Wi-Fi Doorbell tutorial (HTTP requests & IFTTT)
Here’s a simple but practical tutorial that helps you understand how to trigger an email to send (or a notification to appear on your phone) when a button connected to the Raspberry Pi Pico W is pressed. Through this project, you will learn how to make HTTP requests to connect to the IFTTT endpoints. Video…
Read MoreRaspberry Pi project ideas: One key custom keyboard
Sometimes your computer needs just one button to activate a specific action. If you are transcribing an audio recording, you might want one button to rewind the track three seconds. If you are picky about your music, you might want a specific button to skip a track. If you are an employee who needs to…
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