Experiments with AVR Microprocessors and APRS Packet Radio
Here is some experimental hardware and software to transmit and receive AX.25 packets.
It is essentially a PIC-E clone designed around a Atmel AT90S2313 with a few extra bells and whistles.
   Experiments with AVR Microprocessors and APRS Packet Radio
Full description at users.rcn.com

 
 
 

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