Re: [avr-chat] how can connect two avr with standard telephone line

[Mike Coles]

Are you using the phone company's network?

Or are you just using 'telephone' line to connect the devices? What length?

Mike Coles
'bluelip'

On 10/2/06, mostafa <address@hidden> wrote:
> hi everybody
>
> i need transfer data with standard analog telephone line
> some one sugesst use avr(ATMEGA16) with external modem
> some one segesst use avr with MT8888 dtmf tansmiter/resiver
> ineed transfer serial data (19200 bit per second) in half duplex mode with
> this system
> isend ATcommad to modem with AVR and modem do not work
> idont know what am i must do
> iam very confused
> please help me
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--
Mike Coles
'bluelip'
http://blips.net