Why USB-C cables have chips inside that can talk to your phone
youtu.be
There is a reason why your cable has some active electronics inside that use an IC to talk to your phone, laptop or other device that needs more power or dat...
  • FalseMyrmidon
    9•2 months ago

    Is this about emarkers? It’s just advertising cable speeds and power capacities for charging.

    • 𝒍𝒆𝒎𝒂𝒏𝒏English
      4•2 months ago

      I believe cable length is included in the emarker data too, probably useful in conjunction with PD PPS to identify whether the cable is damaged based on the resistance/voltage drop

    • @tiaOPEnglish
      3•2 months ago

      It indeed is, but there seem to be no testers available for resistance measurements.

    • @CortEnglish
      1•2 months ago

      Would be nice if there was something that could read the outputs/inputs on proprietary USBc implementations. Like my Asus tablet that only charges at the full 100w with the OEM charger.