Did You Know That The Raspberry Pi 4 Has More SPI, I2C, UART Ports?
https://hackaday.com/2022/02/01/did-you-know-that-the-raspberry-pi-4-has-more-spi-i2c-uart-ports/

Remixed from Raspberry Pi 4 GPIO pinout diagram by Les Pounder (https://www.tomshardware.com/reviews/raspberry-pi-gpio-pinout,6122.html)
' data-medium-file="https://hackaday.com/wp-content/uploads/2021/12/hadimg_pi4_6spi_feat2.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2021/12/hadimg_pi4_6spi_feat2.png?w=800">We’ve gotten used to the GPIO-available functions of Raspberry Pi computers remaining largely the same over the years, which is why it might have flown a little bit under the …read more (https://hackaday.com/2022/02/01/did-you-know-that-the-raspberry-pi-4-has-more-spi-i2c-uart-ports/)

Renaissance-Style Drone Would Make da Vinci Proud Four Times Over
https://hackaday.com/2022/02/01/renaissance-style-drone-would-make-da-vinci-proud-four-times-over/

For as much of a genius as Leonardo da Vinci obviously was, modern eyes looking upon his notebooks from the 1400s tend to see his designs as somewhat quaint. After …read more (https://hackaday.com/2022/02/01/renaissance-style-drone-would-make-da-vinci-proud-four-times-over/)

Custom Macintosh with a Real 486
https://hackaday.com/2022/02/01/custom-macintosh-with-a-real-486/

Older Apple computers can often be something of a collector’s item, with the oldest fetching an enormously high price in auctions. The ones from the late ’80s and early ’90s …read more (https://hackaday.com/2022/02/01/custom-macintosh-with-a-real-486/)

Rainbow DIP Switch Is the Coolest Way To Configure Your Project
https://hackaday.com/2022/02/01/rainbow-dip-switch-is-the-coolest-way-to-configure-your-project/

Oftentimes, when programming, we’ll put configuration switches into a config file in order to control the behaviour of our code. However, having to regularly open a text editor to make …read more (https://hackaday.com/2022/02/01/rainbow-dip-switch-is-the-coolest-way-to-configure-your-project/)

Will A Kettle Filled With Alcohol Boil Dry?
https://hackaday.com/2022/02/01/will-a-kettle-filled-with-alcohol-boil-dry/

The average home kettle is set up to switch off automatically when water reaches its boiling point. But would a kettle filled with alcohol, which has a significantly lower boiling …read more (https://hackaday.com/2022/02/01/will-a-kettle-filled-with-alcohol-boil-dry/)

Linux Arcade Cab Gives Up Its Secrets Too Easily
https://hackaday.com/2022/02/01/linux-arcade-cab-gives-up-its-secrets-too-easily/

https://voidstarsec.com/blog//2022/01/27/uart-uboot-and-usb
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/02/msh.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/02/msh.png?w=800">Sometimes reverse engineering embedded systems can be a right old faff, with you needing to resort to all kinds of tricks such as power glitching in order to poke a …read more (https://hackaday.com/2022/02/01/linux-arcade-cab-gives-up-its-secrets-too-easily/)

A Portable Projecting Pi For Education
https://hackaday.com/2022/02/02/a-portable-projecting-pi-for-education/