Audio Jack 2.5 mm
openmoko at mauve.plus.com
Tue Apr 24 20:20:38 CEST 2007
Jeff Andros wrote:
> On 4/24/07, *Flemming Richter Mikkelsen* <quatrox at gmail.com
> <mailto:quatrox at gmail.com>> wrote:
> In reply to my own mail:
> I have a motorola that has only one connector: the usb.
> It works great for hands free. I don't know if this is supported by
> the neo1973 hardware but if it is, this could be
> the solution.
> Not having intimate dev knowledge of the PCB take what I'm saying with a
> grain of salt, but most likely the USB port is on a dedicated
> connection... if the USB controller is integrated in the SOC you've got
> a chance to talk through the GPIO functions... but we're talking PWM
> (late 90's ringtone type sounds (probably not mp3 or anything)) the
> chances that in the current version the audio chip is multiplexed to the
> usb port is fairly slim...
The USB chip is integrated into the SOC, the sound chip is on another
bus. You can get arbitrary sound quality over USB, with a USB DAC.
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