Help me with FSK decoder for xr2211 IC

[adeelghani]

hellow to every body
sir kindly can u give me the ciruit of fsk decoder xr2211 ic
i decoded the recived data through xr211 but i cant under stand how to use it
thanks every body to help me
im wating 4 ur reply

 

[ghostami]

fsk decoder circuit

what's the frequnce of the XR2211 used?

 

[adeelghani]

Re: fsk decoder xr2211

i take the signal from com port (serial) of cpu. i-e mark frequency is 2.2khz and space is 1.2khz @ 300 baud rate.
i have don the fsk encoding but cant done the decoding can u help me regarding this?
thanks 4 reply