One possible way to do so is suggested by [Doctor Volt] in a video where a Samsung Galaxy S4 is combined with a USB-connected FT232R board to add external GPIO. The idea is pretty simple ...

Wouldn’t it be nice if there was a simple plug-and-play way to add a few bits of GPIO to your desktop or laptop machine? [Nick Bild] thinks so, and came up with the USBgpio. The hardware in the ...

This paper provides a complete solution to the GPIO Verification for any SoC. GPIO interface is available in every ASIC. To avoid duplicate efforts and (save) time to verify the GPIO interface, we ...

Raspberry Pis are known for their versatility. And thanks to their general-purpose input/output (GPIO) pins, you can easily ...

This is created using an expansion bus that attaches to the Raspberry Pi's GPIO. Attaching a HAT is as easy as plugging it into the cartridge port. It's also worth noting that a USB 2.0 bus is ...

Turn your Raspberry Pi into a powerful SDR platform with CaribouLite. Explore radio frequencies, decode signals, and optimize ...

You can use the LMC555 and an RC network go from 0.01 V to 1000 V using one I/O pin, you just have to find a resistor rated ...

Synopsys’ General-Purpose I/O (GPIO) Library IP provides designers with the input/output operation, functionality, and reliability required for their SoCs targeting mobile, automotive, and ...