Re: hex to bin 16 bit word

[MRAB]

On 27/04/2012 20:32, Ian Kelly wrote:

On Fri, Apr 27, 2012 at 12:56 PM, Paul Rubin<no.email@nospam.invalid>  wrote:

 python<w.g.sned...@gmail.com>  writes:

 What to decode hex '0xC0A8'  and return signed short int.

 Is this right?

     n = int('0xC0A8', 16)
     if n>= 0xffff:
        n -= 0x10000

No.

n = int('0xC0A8', 16)
if n>= 0x8000:
     n -= 0x10000

Or:

n = int('0xC0A8', 16)
n -= (n & 0x8000) * 2

:-)
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