Alex , You got it ! I forgot the > 32767 !!
Great thanks Camm ----- Original Message ----- From: "Alex Tweedly via use-livecode" <use-livecode@lists.runrev.com> To: use-livecode@lists.runrev.com Cc: "Alex Tweedly" <a...@tweedly.net> Sent: Friday, 27 April, 2018 10:41:27 AM Subject: Re: Hex to Decimal 2s Complement I should know this - but don't any more :-) So there may be a corner case to fix up - but in general, something like *put*thetextoffld"F"intotemp* put*baseconvert(temp,16,10) intot1* if* t1 > 32767*then* *put*t1-65536intot1* end* *if* should do it. -- Alex. On 27/04/2018 10:27, Camm via use-livecode wrote: > Richmond , > > Yes , thanks > > I have seen xor(Hex) +1 , but just asking if anyone has a solution ? > > FFCC = -52 > > 014A = 330 > > Anyone ? > > Regards > Camm > > ----- Original Message ----- > From: "Richmond via use-livecode" <use-livecode@lists.runrev.com> > To: "Camm via use-livecode" <use-livecode@lists.runrev.com> > Cc: "Richmond" <richmondmathew...@gmail.com> > Sent: Friday, 27 April, 2018 10:22:36 AM > Subject: Re: Hex to Decimal 2s Complement > > I think you will have to perform several operations here: > > 1. convert Hex number to Binary number. > > 2. find Complement of Binary number. > > 3. convert Complement to Decimal number. > > Your "main problem" is that YOU have to work out the algorhythm to > > get the complement as LiveCode does not have that built-in to its system. > > Richmond. > > > On 27.04.2018 12:17, Camm via use-livecode wrote: >> Two's complement is a mathematical operation on binary numbers, best known >> for its role in computing as a method of signed number representation. For >> this reason, it is the most important example of a radix complement. >> >> The two's complement of an N-bit number is defined as its complement with >> respect to 2N. For instance, for the three-bit number 010, the two's >> complement is 110, because 010 + 110 = 1000. >> >> Regards >> Camm >> ----- Original Message ----- >> From: "Richmond via use-livecode" <use-livecode@lists.runrev.com> >> To: "Camm via use-livecode" <use-livecode@lists.runrev.com> >> Cc: "Richmond" <richmondmathew...@gmail.com> >> Sent: Friday, 27 April, 2018 10:11:19 AM >> Subject: Re: Hex to Decimal 2s Complement >> >> Well, unless you can explain to me what "2s Complement" means I cannot >> help you. >> >> Richmond. >> >> >> On 27.04.2018 12:06, Camm via use-livecode wrote: >>> Richmond , >>> >>> Tried baseconvert but could not get the correct result for 2s Complement. >>> >>> Regards >>> Camm >>> >>> ----- Original Message ----- >>> From: "Richmond via use-livecode" <use-livecode@lists.runrev.com> >>> To: "Camm via use-livecode" <use-livecode@lists.runrev.com> >>> Cc: "Richmond" <richmondmathew...@gmail.com> >>> Sent: Friday, 27 April, 2018 10:01:17 AM >>> Subject: Re: Hex to Decimal 2s Complement >>> >>> Check out *baseConvert* in the dictionary. >>> >>> Richmond. >>> >>> >>> On 27.04.2018 11:50, Camm via use-livecode wrote: >>>> Hi , >>>> >>>> >>>> Help needed on the most efficient way to convert signed Hex to Decimal (2s >>>> Complement) range 0000 - FFFF >>>> >>>> >>>> >>>> >>>> Example :- >>>> >>>> >>>> FFCC = -52 >>>> >>>> >>>> 014A = 330 >>>> >>>> >>>> Kind Regards >>>> Camm >>>> _______________________________________________ >>>> use-livecode mailing list >>>> use-livecode@lists.runrev.com >>>> Please visit this url to subscribe, unsubscribe and manage your >>>> subscription preferences: >>>> http://lists.runrev.com/mailman/listinfo/use-livecode >>> _______________________________________________ >>> use-livecode mailing list >>> use-livecode@lists.runrev.com >>> Please visit this url to subscribe, unsubscribe and manage your >>> subscription preferences: >>> http://lists.runrev.com/mailman/listinfo/use-livecode >>> >>> _______________________________________________ >>> use-livecode mailing list >>> use-livecode@lists.runrev.com >>> Please visit this url to subscribe, unsubscribe and manage your >>> subscription preferences: >>> http://lists.runrev.com/mailman/listinfo/use-livecode >> _______________________________________________ >> use-livecode mailing list >> use-livecode@lists.runrev.com >> Please visit this url to subscribe, unsubscribe and manage your subscription >> preferences: >> http://lists.runrev.com/mailman/listinfo/use-livecode >> >> _______________________________________________ >> use-livecode mailing list >> use-livecode@lists.runrev.com >> Please visit this url to subscribe, unsubscribe and manage your subscription >> preferences: >> http://lists.runrev.com/mailman/listinfo/use-livecode > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
