NRF52832 UART(GPIO CONFIG TO UART) PROTECThttps://devzone.nordicsemi.com/f/nordic-q-a/43347/nrf52832-uart-gpio-config-to-uart-protectHow to design a sch to protect the gpio when people plug wrong 12V/24V voltage in ?TKS MartinYen-USTelligent Community 13Tue, 05 Feb 2019 12:21:40 GMTRE: NRF52832 UART(GPIO CONFIG TO UART) PROTECThttps://devzone.nordicsemi.com/thread/169494?ContentTypeID=1Tue, 05 Feb 2019 12:21:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:922b6ccf-55a1-4773-8a7d-979237773346Sigurd<p>Hi,</p> <p>I suggest that you look into&nbsp;<span>o</span><span>ptocouplers for this type of protection.</span></p><div style="clear:both;"></div>