[raspberrypi.com new post]
PIOLib: A userspace library for PIO control
https://www.raspberrypi.com/news/piolib-a-userspace-library-for-pio-control/

[raspberrypi.com new post]
Third Eye assistive vision | The MagPi #149
https://www.raspberrypi.com/news/third-eye-assistive-vision-the-magpi-149/