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while (!input(PIN_B1));

 
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Kianab
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while (!input(PIN_B1));
PostPosted: Sun Jun 29, 2008 7:47 am     Reply with quote
while (!input(PIN_B1));

while(input(PIN_B1));

what is the difference between this 2 statements???

what does " ! " means??

I'm still new with CCS and its help content did not give any information on this!
dyeatman



Joined: 06 Sep 2003
Posts: 1931
Location: Norman, OK

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PostPosted: Sun Jun 29, 2008 8:16 am     Reply with quote
The ! is a standard NOT symbol in most languages. You need to get a standard C primer and start reading. It is also shown on page 32 of the current manual. !PIN_B1 means if NOT PIN_B1 which is testing or a 0, FALSE or LOW condition rather than a HIGH.
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