You can use a multi-serial controller like 16c554 or multiplex your serial = with a analog switch. I think there are gsm modules with gps embedded. I hope it help you. Regards, Eduardo Garcia ----- Original Message ----- = From: "Srinil" To: Sent: Thursday, April 19, 2007 6:59 AM Subject: [PIC] gsm+gps+pic connection > > Hi, > 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). > -- = > View this message in context: = > http://www.nabble.com/gsm%2Bgps%2Bpic-connection-tf3606129.html#a10075073 > Sent from the PIC - [PIC] mailing list archive at Nabble.com. > > -- = > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist = = _______________________________________________________ = Yahoo! Mail - Sempre a melhor op=E7=E3o para voc=EA! = Experimente j=E1 e veja as novidades. = http://br.yahoo.com/mailbeta/tudonovo/ -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist