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AVR-Chat

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Message

Re: USB and ATmega

2005-01-04 by Gus

FTDI+VCP driver=100%serial port! actually even better since you can 
send data as fast as 3Mb

no USB work on your PC or on yor embedded device

USB <-> serial

Gus Issa
www.ghielectronics.com
FAT file system made easy!

--- In AVR-Chat@yahoogroups.com, James Washer <washer@t...> wrote:
> 
> For those of us who have never played with USB....  
> 
> Once I hook up the FTDI chip... 
> 
> 
> What does the AVR "see"?
> Is it just serial data? 
> Do we have to included any USB aware code on the AVR? 
> What kind of USB device driver is required on the host pc to talk 
to our device?
> Does the FTDI handle buffering etc?
> Do you have example code you'd be willing to share?
> 
> Yes, I'm sure this is all documented somewhere.. but a "jump 
start" would sure help us beginners
> 
>  - jim
> 
> 
> On Tue, 4 Jan 2005 10:26:32 -0500
> "Phillip Vogel" <phillip@b...> wrote:
> 
> > Linx modules have the FTDI chip and all the glue in a 16 pin 
package.
> > Hook up VCC, GND, TX, RX and 4 wires to the USB connector and 
you're
> > good to go. Available from Digikey. Piece of cake.
> > 
> > Phillip
> > 
> > > -----Original Message-----
> > > From: Paul Maddox [mailto:P.Maddox@s...]
> > > Sent: Tuesday, January 04, 2005 8:24 AM
> > > To: AVR-Chat@yahoogroups.com
> > > Subject: Re: [AVR-Chat] USB and ATmega
> > >
> > >
> > >
> > > Hi,
> > >
> > > > >I want to add USB to a circuit with a ATmega
> > > microcontroller, what is
> > > > >the best choice considering price, compatibility, and speed?
> > > >
> > > > FTDI chips work nicely.
> > >
> > > I second that, FTDI chips are great and they come with
> > > drivers for everything!!
> > >
> > > Paul
> > >
> > >
> > >
> > > 
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > > 
> > >
> > >
> > >
> > >
> > >
> > 
> > 
> > 
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