If the header is a HE14 2x5 pin jobbie, then there will be two USB channels
on the header. You should be able to split out the spare USB channel.

> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU] On Behalf Of Alexander Rice
> Sent: 23 May 2004 10:43
> To: PICLIST@MITVMA.MIT.EDU
> Subject: [EE:] Passive USB Hub
>
>
> Hi All,
>
> I know some of you out there have dabbled with usb so i
> thought this would
> be a good palce to ask.
>
> Inside my PC i have a USB header, this is already used to run
> my wireless
> lan card, but i want to add a memory reader to it - can i simply
> daisy-chain the two devices? It is Universal _Serial_ Bus
> after all right?
> Additionally, looking at the usb header it looks suspiciously
> like there
> are two usb channels there anyway, but the connector for the wlan card
> uses both of them - is this because it is usb 2 or for some
> other reason?
>
> Regards
>
> Alex Rice
>
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