[asterisk-users] [Zaptel] Why no driver for PCI voice modems?

Steve Underwood steveu at coppice.org
Thu Apr 2 08:25:10 CDT 2009


Tzafrir Cohen wrote:
> On Thu, Apr 02, 2009 at 08:28:44PM +0800, Steve Underwood wrote:
>
>   
>> Several Winmodem chips are still readily available, and so are cards 
>> containing them. What is missing is someone putting the effort into 
>> making drivers for them.
>>     
>
> Can you list, off the top of your head, modems for which the relevant
> information is probably available?
>
>   
Go to the Linmodems mailing list, and look at the things people are 
getting to work with their Linux machines today. Most of those chips can 
be programmed for 8k sampling, although as modems they usually sample at 
9.6k second (It can simply the maths a bit, even though it means working 
with more samples). From a quick scan I did a year or two ago, the 
source code for most of the drivers gives you the starting point you need.

Steve




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