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design digital filter

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

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0 Christoph Franck over 16 years ago in reply to alpesh patel

i want to design high pass filter with 0.05 HZ cutoff frequincy.this filter usig in biomedical signal processing with ecg machine.

Ah, those are tricky. Especially if your sampling rate is 500 Hz or higher and you're stuck with 32-bit arithmetics.
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0 Christoph Franck over 16 years ago in reply to alpesh patel

i want to design high pass filter with 0.05 HZ cutoff frequincy.this filter usig in biomedical signal processing with ecg machine.

Ah, those are tricky. Especially if your sampling rate is 500 Hz or higher and you're stuck with 32-bit arithmetics.
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0 grz bzz over 16 years ago in reply to Christoph Franck

We use these machines in our socialized healthcare system. Cuts down on the need for 'death panels'.
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0 alpesh patel over 16 years ago in reply to grz bzz

which cutoff frequency use in high pass filter?
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