Subject:
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bitwise manipulations in C
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 6 Aug 2004 19:23:19 GMT
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Original-From:
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scott davis <rcx2man@hotmail.^spamcake^com>
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Viewed:
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1471 times
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Hi,
Can anybody tell me about bitwise manipulations or point me to a site that
explains what it is, what its used for, and how to use it?
thanks,
Scott
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Message has 2 Replies:
 | | Re: bitwise manipulations in C
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| (...) There really isn't a lot to tell. All integers (short's, chars) in C are considered as a bunch of bits. You can use the '&', '|', '^', '~', '<<' and '>>' operators to AND, OR, XOR, INVERT, Up-shift and Down-shift all of the bits at once. (...) (...) (20 years ago, 6-Aug-04, to lugnet.robotics)
| | | Re: bitwise manipulations in C
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| (...) Hi Scott, Steve summed it up well. Here's a fairly simple example: (URL) processes data from a LEGO remote control, which arrives every few ms as a "bit mask", with each 1 bit representing a pressed key on the remote. If you look in (...) (20 years ago, 6-Aug-04, to lugnet.robotics)
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