[Arm-netbook] USB3.1 pinout

[zap]

I just wanted to say, congratulations on reaching 200k. on your campaign
funding :)



On 02/05/2017 08:18 AM, Luke Kenneth Casson Leighton wrote:
> ---
> crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68
>
>
> On Sun, Feb 5, 2017 at 11:44 AM, Internet <internet at devpi.de> wrote:
>> Hey there!
>>
>> I was wondering about the USB3.1 pinout in the EOMA68 standard. In my
>> research on the USB Type C connector I found out that USB3.1
>> (Superspeed+) has only two differential signal pairs (one for receiving,
>> one for transmitting)
> http://pinoutguide.com/Slots/usb-type-c_pinout.shtml
>
> two for receiving, two for transmitting, each 5gbit/s for a total of
> 10gb/sec.  the connector and thus the pinouts are rotatable by 180
> degrees so the pinouts on the first 12 pins (top row) are *identical*
> layout to the second 12 pins (bottom row) except in the reverse order.
> D+ and D- (the USB2 pins) are *missing* on one row of the receptacle
> so that you don't connect them up twice (which would be bad).
>
> you *may* be thinking of USB 3.0 which is connector-compatible with
> USB 2.0 and is what you find on most laptops and desktop computers
> these days:
>
> http://pinoutguide.com/Slots/usb_3_0_connector_pinout.shtml
>
> that is *only* one set of (5gbit/sec) tx-rx differential pairs.
>
> scared me for a minute that i'd messed it up... :)
>
> l.
>
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