Show pagesourceOld revisionsBacklinksBack to top Share via Share via... Twitter LinkedIn Facebook Pinterest Telegram WhatsApp Yammer Reddit TeamsRecent ChangesSend via e-MailPrintPermalink × This is an old revision of the document! Driving Relays from GPIO pins. Usually the GPIO pins works with 3.3V and low current sink/source capabilities. To drive a relay the following circuits are recommended: opto-relay.png gpio/hardware.1405220707.txt.gz Last modified: 2014/07/13 03:05by LuizSouza