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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=CS link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Jak vy se to třeba zapisovalo na jiných platformách - mikrokontrolerech?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Míra<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> Hw-list [mailto:hw-list-bounces@list.hw.cz] <b>On Behalf Of </b>Jaroslav Buchta<br><b>Sent:</b> Tuesday, May 16, 2017 8:19 AM<br><b>To:</b> HW-news<br><b>Subject:</b> Re: C xc8 rozkald double na byty<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>No ono to bute takove to reseni, ktere muze nekdy fungovat ale mne se z toho trosku jezi chlupy. Vyborna vec je mit pak potrebu prenest takoveto zdrojaky na jinou platformu.<br><br>Dne 16.05.2017 v 8:00 Zuffa Jan napsal(a):<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>divne, skusil som vo visual studiu a tam to bez explicitneho pretypovania </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>na int skoci na chybe illegal, left operand has type 'double</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial Unicode MS , sans-serif","serif"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial Unicode MS , sans-serif","serif"'>j.</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Hw-list [<a href="mailto:hw-list-bounces@list.hw.cz">mailto:hw-list-bounces@list.hw.cz</a>] <b>On Behalf Of </b>Miroslav Draxal<br><b>Sent:</b> Monday, May 15, 2017 9:26 PM<br><b>To:</b> 'HW-news'<br><b>Subject:</b> RE: C xc8 rozkald double na byty</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Mohu potvrdit, že XC8 ver 1.38 </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>#define CelkovyVykon_kWh_rokDb_EEPROM 596.250</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>__EEPROM_DATA(0, // byt0 CelkovyVykon_kWh_denDb</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> 0, // byt1</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> 0, // byt3</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> 0, // byt4 CelkovyVykon_kWh_denDb - 4bytová přesnost</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> CelkovyVykon_kWh_rokDb_EEPROM & 0xff, // byt0 CelkovyVykon_kWh_rokDb</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> (CelkovyVykon_kWh_rokDb_EEPROM >> 8) &0xff, // byt2 </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> (CelkovyVykon_kWh_rokDb_EEPROM >> 16) &0xff, // byt3 </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> (CelkovyVykon_kWh_rokDb_EEPROM >> 24) &0xff); // byt4 CelkovyVykon_kWh_rokDb 4bytová přesnost</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>To uloží správně do eeprom jako 596.25</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Nic se násobit nemusí.</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Míra</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Hw-list [<a href="mailto:hw-list-bounces@list.hw.cz">mailto:hw-list-bounces@list.hw.cz</a>] <b>On Behalf Of </b>Zuffa Jan<br><b>Sent:</b> Monday, May 15, 2017 11:08 AM<br><b>To:</b> HW-news<br><b>Subject:</b> RE: C xc8 rozkald double na byty</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Zdravim,</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>nezabudnite pred ulozenim vynasobit 10 lebo inak pridete</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>o cast za desatinnou ciarkou :) neskusal som ale typujem ze kompilator</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>to interne pretypuje na int.</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>j.</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Hw-list [<a href="mailto:hw-list-bounces@list.hw.cz">mailto:hw-list-bounces@list.hw.cz</a>] <b>On Behalf Of </b>Miroslav Draxal<br><b>Sent:</b> Friday, May 12, 2017 5:45 PM<br><b>To:</b> 'HW-news'<br><b>Subject:</b> RE: C xc8 rozkald double na byty</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Teď jsem se dostal k PC, tohle funguje . Díky za nakopnutí panu Zuffovi. </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Velice pomohlo.</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Je to v podstatě jednoduchý, nějak mě tohle nenapadlo.</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Míra </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Hw-list [<a href="mailto:hw-list-bounces@list.hw.cz">mailto:hw-list-bounces@list.hw.cz</a>] <b>On Behalf Of </b>Zuffa Jan<br><b>Sent:</b> Friday, May 12, 2017 1:05 PM<br><b>To:</b> HW-news<br><b>Subject:</b> RE: C xc8 rozkald double na byty</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Zdravim,</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>skuste takto:</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>#define _NR 560.0</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>double x = _NR;</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>#define byt1 _NR & 0xff<br>#define byt2 (_NR >> 8) &0xff</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>#define byt3 (_NR >> 16) &0xff</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>...</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>j</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Hw-list [<a href="mailto:hw-list-bounces@list.hw.cz">mailto:hw-list-bounces@list.hw.cz</a>] <b>On Behalf Of </b>Miroslav Draxal<br><b>Sent:</b> Friday, May 12, 2017 12:18 PM<br><b>To:</b> 'HW-news'<br><b>Subject:</b> RE: C xc8 rozkald double na byty</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dá se nastavit přesnost 3 (dokonce) nebo 4 byty v XC8 linker/Memory model </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Potřebuju to dostat do define, protože to pak ukládám do eeprom v době vývoje.</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><br> <br>#define byt1 0x44<br>#define byt2 0x0C<br>#define byt3 0x00<br>#define byt4 0x00 // což je prezentace 0x440C0000 což je 560.0</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>__EEPROM_DATA(byt1, byt2, byt3, byt4, 0, 0,0, 0);</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Hw-list [<a href="mailto:hw-list-bounces@list.hw.cz">mailto:hw-list-bounces@list.hw.cz</a>] <b>On Behalf Of </b>Tomáš Hamouz<br><b>Sent:</b> Friday, May 12, 2017 12:09 PM<br><b>To:</b> HW-news<br><b>Subject:</b> Re: C xc8 rozkald double na byty</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:10.0pt;font-family:"Courier New"'>Možná se znemožním, ale opravdu má double v xc8 jen 4 byty?<br><br>Šlo by to udělat tak že si konstantu definujete opravdu jako konstantní proměnnou.<br><br>const double x = 560.0;<br><br>uint8_t byte0 = ((uint8_t*)&x)[0];<br>uint8_t byte1 = ((uint8_t*)&x)[1];<br><br>a tak dál<br><br>Tomáš</span><o:p></o:p></p><table class=MsoNormalTable border=0 cellspacing=3 cellpadding=0><tr><td width=2 style='width:1.2pt;background:blue;padding:.75pt .75pt .75pt .75pt'></td><td width=1151 style='width:690.6pt;padding:.75pt .75pt .75pt .75pt'><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Dobrý den,<br>Jde nějak v C ve zdrojáku rozložit číslo ve tvaru double na 4 byty?<br> <br>Potřeboval bych tvar<br> <br>Double x = 560.0;<br> <br>Rozložit do tvaru<br> <br>#define byt1 0x44<br>#define byt2 0x0C<br>#define byt3 0x00<br>#define byt4 0x00 // což je prezentace 0x440C0000 což je 560.0<br> <br>560.0 je konstanta, která se mění při každém programování zařízení a pokaždé to musím přepočítávat do byt1 ~ byt 4. Nějakou automatizaci bych potřeboval, protože těch konstant je vícero.<br>Díky za nápady. Míra</span><o:p></o:p></p></td></tr></table><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><br><br><br><o:p></o:p></p><pre>_______________________________________________<o:p></o:p></pre><pre>HW-list mailing list - sponsored by <a href="http://www.HW.cz">www.HW.cz</a><o:p></o:p></pre><pre><a href="mailto:Hw-list@list.hw.cz">Hw-list@list.hw.cz</a><o:p></o:p></pre><pre><a href="http://list.hw.cz/mailman/listinfo/hw-list">http://list.hw.cz/mailman/listinfo/hw-list</a><o:p></o:p></pre></blockquote><p><o:p> </o:p></p></div></body></html>