Embedded / RaspberryPi: Reading GPIO: is `libgpiod` better then `WiringPi`?

• WiringPi

  7 2,259 3.6 C

  Discontinued Gordon's Arduino wiring-like WiringPi Library for the Raspberry Pi (Unofficial Mirror for WiringPi bindings)

  

So I have a C program running on my Raspberry Pi that reads GPIO pins indefinitely. I used WiringPi to write it, and I notice it uses 20%-30% of CPU. I tried both with and without interrupts. Here are links to two implementations:

• jukebox

  1 - -

Without interrupts

• WorkOS

  workos.com sponsored

  The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

  

Suggest a related project