Binary Bit Masking

What is the easiest way to bit mask a 16 bit binary value to decode different fields (2 bit, 4 bit, etc) with it? Thanks

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Walter Roberson
Walter Roberson 2011-11-16

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You could use bitand() and bitshift() too. Or just bitget().
Watch out for the bit numbering order that MATLAB uses.

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Thanks Walter. But with bitget() I can't get multiple bits just one? Correct?
You can get multiple bits.
bitget(7,1:3)
i'm still confuse about bitget(), can you describe more detail?

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>> dec2bin(7,8)
ans =
'00000111'
>> bitget(7,1:8)
ans =
1 1 1 0 0 0 0 0

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