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> -----Original Message-----
> From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu]On 
> Behalf Of Alan B. Pearce
> Sent: 19 April 2007 16:40
> To: Microcontroller discussion list - Public.
> Subject: Re: [PIC] gsm+gps+pic connection
> 
> 
> >I am using pic18f452, and i am trying retrieve data from gps
> >reciever and then send data using gsm network,  but how i can
> >connect both gps and gsm to pic18f452 (serial connection), so
> >that the trasmission and reception is done simultaneously
> >(for real time application).
> 
> There are some 18F pics with 2 UARTS, but I think they are all 44 
> pin TQFP 
> packages
No pics in the 40/44 pin PIC18 line have dual uarts afaict, you have to go to higher pin counts which only come in TQFP

> Also some of the dsPic 
> devices have 2 
> UARTS.
Indeed they do though the DSPICs have issues of thier own (like the ICD2 isn't really up to working with them afaict)
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