: The Thingy:91 from Nordic Semiconductor features a hardware SWD selection switch (labeled SW2) for toggling between different SoC components during programming.
This device replaces a standard exterior light switch. When activated via a mobile app (often during an emergency call), it turns the home’s exterior lights into a flashing beacon. 91switch
This part is often sought by DIY enthusiasts or repair technicians looking to fix a console that no longer outputs video to a TV or fails to charge while in its dock. If you are looking for a specific domain or website named "91switch," it is listed in some Chinese internet domain directories, though it does not appear to be a major consumer platform at this time repair guides for this motherboard, or were you searching for a specific website or platform by this name? : The Thingy:91 from Nordic Semiconductor features a
Option 1: Gaming/Resource Community (For 91switch.com users) This part is often sought by DIY enthusiasts