i am working arm mcp2300 with lpc2368 processor. i want to design a digital filter like a lowpass,high pass,notch filter.so give me some idea about digital filter design using lpc2368 and also give some example of filter
lmgtfy.com/
The Scientist and Engineer's Guide to Digital Signal Processing By Steven W. Smith, Ph.D.
http://www.dspguide.com/
(you can also buy it as a real book - see the link for details)