Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ===== Driving Relays from GPIO Pins ===== Usually GPIO pins work with 3.3V and low current sink/source capabilities. To drive a relay the following circuits are recommended: {{gpio/hardware/transistor-relay.png?linkonly|transistor-relay.png}} {{gpio/hardware/opto-relay.png?linkonly|opto-relay.png}} ===== See Also ===== * [[/GPIO|FreeBSD GPIO Framework]] gpio/hardware.txt Last modified: 2022/06/19 23:14by KubilayKocak