UART – The Universal Asynchronous Receiver-Transmitter
UART is a full duplex serial interface. It enables two devices to communicate over just three wires and supports variable speeds. UART Characteristics Like the name suggests, UART is an asynchronous interface. Unlike SPI or I2C there is no need for a dedicated clock. The two devices just need to use the same transmission speed.…
Read MoreRaspberry Pi with remote control (Web & Mobile control)
There are many ways to remotely control your Raspberry Pi. Do you want to be able to control it as if you were in front of your Raspberry Pi? Or do you want to control its GPIO pins? Remote control can mean using your Raspberry Pi as if you were on the device itself. In…
Read MoreI2C – The Inter-Integrated Circuit Bus
The I2C bus is very commonly used in the embedded realm. We explain how it works and how to set it up on the Raspberry Pi with an example. I2C Characteristics The Inter-Integrated Circuit Bus is a synchronous serial communication bus. Philips Semiconductors was responsible for the invention in 1982 but the interface quickly gained…
Read MoreSPI – The Serial Peripheral Interface
SPI means Serial Peripheral Interface. With SPI you can exchange data blazingly fast between two devices. And you only need four wires. SPI Characteristics The serial peripheral interface is a synchronous communication interface for short distances. Synchronous means that the data is sent in form of blocks or frames and the the two devices are…
Read MoreRaspberry Pi stock update 2022 (with delivery timelines)
PiCockpit is a property of pi3g, which also has buyzero.de, an Approved Reseller of the Raspberry Pi. Here’s how stock for various Raspberry Pis will look for this year. Raspberry Pi 4 availability in 2022: your best bet Raspberry Pi 4 The Raspberry Pi 4 and the Compute Module 4 are still your best bet.…
Read MoreConnect to your Raspberry Pi without a monitor (Remote Working!)
If you travel regularly, the last thing you want is to lug around a monitor, keyboard and mouse just for your Raspberry Pi. It’s a real pain. Check-in luggage is expensive and takes time at the carousels. But one thing you’ll always bring with you as a remote worker is your laptop. Your laptop has…
Read MoreHow to set up a VPN with Raspberry Pi for remote working
One of my friends is going away on a long trip and needs a VPN. The benefit of having a VPN, he explained, was that it allowed him to access his home network and files. That’s pretty standard. He also mentioned that he’d have an easier time logging into banking apps and other services if…
Read MoreExpanding PiCockpit to 64 Bit Pi OS
As you might have heard, Raspberry Pi OS is now also available in a 64 Bit version. While there are still a lot of reasons to be sticking with the well tried and tested 32 Bit operating system, a lot of you probably want to try out the newest iteration yourself. If you are interested…
Read MoreDIY Sensors
Learn how to build your own sensors. It’s easy, it’s fast and it costs almost nothing. Additionally, you will learn a lot about sensors. Check out our Video if you do not feel like reading. How do sensors work There are countless types of sensors. Sensors for measuring temperature, light, sound or forces, to name…
Read MorePart 3 – What are Card grades and why are they important
Did you know that the quality differs for each SD card? Companies optimize SD Cards for price or performance which leads to different grades of SD Cards. We will discuss why different SD Card grades exist, what grades can be distinguished and why they are important. This post is the final part of a three…
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