Re: [Discuss-gnuradio] FSK with TX-RX in ISM-band 433 Mhz

2006-03-27 Thread Luis Simoes
Hi Thomas, nice to see someone in the gnuradio world treating with the same problems. In my case the cc1k send 5 preamble bytes (0x) followed by a synchronisation sequence of 0x. After this comes the header and my data. The synchronisation sequence of 0x is the chip pattern of

Re: Re: [Discuss-gnuradio] FSK with TX-RX in ISM-band 433 Mhz

2006-03-24 Thread Luis Simoes
Hi Thomas, nice to see someone in the gnuradio world treating with the same problems. In my case the cc1k send 5 preamble bytes (0x) followed by a synchronisation sequence of 0x. After this comes the header and my data. The synchronisation sequence of 0x is the chip pattern of

Re: Re: [Discuss-gnuradio] FSK with TX-RX in ISM-band 433 Mhz

2006-03-22 Thread Thomas Schmid
Hi Luis, I have the code to decode mica2 motes. It is not perfect yet since I still use the correlator and I would like to move over to the gmsk way with proper synchronisation. But it works ;) In my case, the cc1k sends a synchronisation sequence of 0x99 to which I synchronize the

[Discuss-gnuradio] FSK with TX-RX in ISM-band 433 Mhz

2006-03-21 Thread Luis Simoes
Hi all, I am a novice in gnuradio and after searching in a lot of forums I put my USRP working and my Gnuradio running. Some FM and AM reception with and without GUI are working fine. Now I have some problems in FSK. I try to receive in ISM 433 MHZ some data packets with a data rate of 38.4

Re: [Discuss-gnuradio] FSK with TX-RX in ISM-band 433 Mhz

2006-03-21 Thread Eric Blossom
On Tue, Mar 21, 2006 at 02:53:05PM +0100, Luis Simoes wrote: Hi all, I am a novice in gnuradio and after searching in a lot of forums I put my USRP working and my Gnuradio running. Some FM and AM reception with and without GUI are working fine. Now I have some problems in FSK. I try to