[Icc-avr] Calculations
Andy Syms
asyms at technosoft.co.uk
Mon Jan 7 07:09:33 PST 2008
> temp2 = 0/(16L*baudrate)-1; // Results into 65535
> I guess that the last calculation error is because of
> some rounding problem but obviously the correct answer is 0.
No. 0 - 1 is -1 which, if temp2 is an unsigned int would be represented as
0xffff, ie 65535.
Don't forget that division takes precedence over subtraction.
Andy
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>> Andy Syms Technosoft Systems Ltd
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