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Message

Re: [AVR-Chat] RF link

2005-03-23 by Mark Jordan

Here you can get some ideas:

	http://www.piclist.com/techref/microchip/ammermansync.htm

	Mark Jordan


On 23 Mar 2005 at 11:59, Chad O'Neill wrote:

> 
> you should be able to use the uart to transmit the data, 
> however there is no way you can use it to receive the 
> data. 
> 
> Chad
> 
> David Kelly wrote: 
>         
>         On Mar 22, 2005, at 1:34 PM, Chad O'Neill wrote:
>         
>           
>         If you want to catch the transition from 1-0 or 0-1 accurately on the 
>         receiver, you will have to over sample the incomming data. ie sample 
>         4, 8 or even 16 time the transmit rate.Doing that you will be able 
>         to work out where the clock edge of the trasnmitter is and adjust the 
>         receiver accordingly.
>             
>         
>         I think he was expanding one byte into two and shipping that out the 
>         UART.
>         
>         RF does a lot of nasty things to serial data streams. Thats what makes 
>         modems magic.
>         
>         --
>         David Kelly N4HHE, dkelly@HiWAAY.net
>         ========================================================================
>         Whom computers would destroy, they must first drive mad.
>         
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