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It's a shame it's so hard to make a USB-C Power Delivery condom. The small nubber of USB C chipsets don't support it so anyone trying it is in for a ton of com
by gumby 4y ago
It's a shame it's so hard to make a USB-C Power Delivery condom. The small nubber of USB C chipsets don't support it so anyone trying it is in for a ton of complicated implementation.
(PD uses the data lines to negotiate power capabilities and requests, so you can't just cut them. Instead you have to implement a little bidirectional firewall. I'd bet you could sell a lot of them, but probably not enough to justify the effort)
- muny 4y agoPD uses only the CC wire, which is also used for connection and orientation detection. https://www.allaboutcircuits.com/technical-articles/introduction-to-usb-type-c-which-pins-power-delivery-data-transfer/ https://www.allaboutcircuits.com/technical-articles/introduc...