<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML xmlns="http://www.w3.org/TR/REC-html40" xmlns:v =
"urn:schemas-microsoft-com:vml" xmlns:o =
"urn:schemas-microsoft-com:office:office" xmlns:w =
"urn:schemas-microsoft-com:office:word"><HEAD>
<META http-equiv=Content-Type content="text/html; charset=iso-8859-2">
<META content=Word.Document name=ProgId>
<META content="MSHTML 6.00.2800.1400" name=GENERATOR>
<META content="Microsoft Word 10" name=Originator><LINK
href="cid:filelist.xml@01C47110.7775F0D0" rel=File-List><!--[if gte mso 9]><xml>
<o:OfficeDocumentSettings>
<o:DoNotRelyOnCSS/>
</o:OfficeDocumentSettings>
</xml><![endif]--><!--[if gte mso 9]><xml>
<w:WordDocument>
<w:SpellingState>Clean</w:SpellingState>
<w:GrammarState>Clean</w:GrammarState>
<w:DocumentKind>DocumentEmail</w:DocumentKind>
<w:HyphenationZone>21</w:HyphenationZone>
<w:EnvelopeVis/>
<w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel>
</w:WordDocument>
</xml><![endif]-->
<STYLE>@font-face {
font-family: Tahoma;
}
@page Section1 {size: 595.3pt 841.9pt; margin: 70.85pt 70.85pt 70.85pt 70.85pt; mso-header-margin: 35.4pt; mso-footer-margin: 35.4pt; mso-paper-source: 0; }
P.MsoNormal {
FONT-SIZE: 12pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: "Times New Roman"; mso-style-parent: ""; mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman"
}
LI.MsoNormal {
FONT-SIZE: 12pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: "Times New Roman"; mso-style-parent: ""; mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman"
}
DIV.MsoNormal {
FONT-SIZE: 12pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: "Times New Roman"; mso-style-parent: ""; mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman"
}
A:link {
COLOR: blue; TEXT-DECORATION: underline; text-underline: single
}
SPAN.MsoHyperlink {
COLOR: blue; TEXT-DECORATION: underline; text-underline: single
}
A:visited {
COLOR: purple; TEXT-DECORATION: underline; text-underline: single
}
SPAN.MsoHyperlinkFollowed {
COLOR: purple; TEXT-DECORATION: underline; text-underline: single
}
P.MsoAutoSig {
FONT-SIZE: 12pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: "Times New Roman"; mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman"
}
LI.MsoAutoSig {
FONT-SIZE: 12pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: "Times New Roman"; mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman"
}
DIV.MsoAutoSig {
FONT-SIZE: 12pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: "Times New Roman"; mso-pagination: widow-orphan; mso-fareast-font-family: "Times New Roman"
}
SPAN.StylZprvyElektronickPoty17 {
COLOR: navy; FONT-FAMILY: Arial; mso-style-type: personal-reply; mso-style-noshow: yes; mso-ansi-font-size: 10.0pt; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial
}
SPAN.SpellE {
mso-style-name: ""; mso-spl-e: yes
}
DIV.Section1 {
page: Section1
}
</STYLE>
<!--[if gte mso 10]>
<style>
/* Style Definitions */
table.MsoNormalTable
{mso-style-name:"Normální tabulka";
mso-tstyle-rowband-size:0;
mso-tstyle-colband-size:0;
mso-style-noshow:yes;
mso-style-parent:"";
mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
mso-pagination:widow-orphan;
font-size:10.0pt;
font-family:"Times New Roman";}
</style>
<![endif]--><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></HEAD>
<BODY lang=CS style="tab-interval: 35.4pt" vLink=purple link=blue bgColor=white>
<DIV><FONT face=Arial size=2>To bych docela rad, ale tim MCU je ADuC84x a i kdyz
datasheet ma vice jak 100 stran tak udaj o tom jaky odpor ma vystup PWM v log
0/1 se clovek nedocte. Celkove mam dojem, ze informace o PWM v techto
procesorech jsou vice nez strohe.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<BLOCKQUOTE
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=marekpavlu@mybox.cz href="mailto:marekpavlu@mybox.cz">Marek Pavlů</A>
</DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=hw-list@mailman.nethouse.cz
href="mailto:hw-list@mailman.nethouse.cz">'[HWnews]'</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Friday, July 23, 2004 11:55
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> RE: Poradite pri patku s PWM ,
respektive s navrhem RC filtru?</DIV>
<DIV><FONT face=Arial size=2></FONT><BR></DIV>
<DIV class=Section1>
<P class=MsoNormal><SPAN class=SpellE><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Zdravim</SPAN></FONT></SPAN><FONT
face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Ono to <SPAN
class=SpellE>neni</SPAN> jen o tom filtru.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Docela <SPAN
class=SpellE>nechutne</SPAN> se to <SPAN class=SpellE>chova</SPAN>, <SPAN
class=SpellE>kdyz</SPAN> ten filtr <SPAN class=SpellE>budite</SPAN>
z <SPAN class=SpellE>nekterych</SPAN> bran MCU, <SPAN
class=SpellE>ktere</SPAN> <SPAN class=SpellE>namaji</SPAN> shodnou velikost
odporu <SPAN class=SpellE>pri</SPAN> sepnuti na Log.0 a
Log.1.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Typicky v <SPAN
class=SpellE>pripade</SPAN> <SPAN class=SpellE>vystupu</SPAN> <SPAN
class=SpellE>otevreny</SPAN> kolektor a <SPAN class=SpellE>nezalezi</SPAN> na
tom, ze je ten odpor v kolektoru na <SPAN
class=SpellE>cipu</SPAN>.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><SPAN class=SpellE><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Vysledekm</SPAN></FONT></SPAN><FONT
face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"> je, ze RC konstanty
se <SPAN class=SpellE>lisi</SPAN> <SPAN class=SpellE>pri</SPAN> <SPAN
class=SpellE>nabijeni</SPAN> a <SPAN class=SpellE>vybijeni</SPAN> a <SPAN
class=SpellE>me</SPAN> to <SPAN class=SpellE>delalo</SPAN> <SPAN
class=SpellE>potize</SPAN>,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><SPAN class=SpellE><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">kdyz</SPAN></FONT></SPAN><FONT
face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"> jsem <SPAN
class=SpellE>chtel</SPAN> <SPAN class=SpellE>dosahnout</SPAN> <SPAN
class=SpellE>vetsi</SPAN> <SPAN
class=SpellE>presnosti</SPAN>…<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><SPAN class=SpellE><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Takze</SPAN></FONT></SPAN><FONT
face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"> <SPAN
class=SpellE>neni</SPAN> od <SPAN class=SpellE>veci</SPAN> si zjistit zapojeni
<SPAN class=SpellE>tech</SPAN> <SPAN class=SpellE>vystupu</SPAN> v MCU a
sehnat si <SPAN class=SpellE>katalogove</SPAN> <SPAN class=SpellE>udaje</SPAN>
o odporech v <SPAN class=SpellE>jednotlivyh</SPAN>
stavech.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><SPAN class=SpellE><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Ja</SPAN></FONT></SPAN><FONT
face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"> jsem to nakonec
<SPAN class=SpellE>resil</SPAN> extra <SPAN class=SpellE>spinacem</SPAN>(Maxim
obvod) se <SPAN class=SpellE>zarucenym</SPAN> odporem v obou <SPAN
class=SpellE>vystupnich</SPAN> stavech…<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">A <SPAN
class=SpellE>az</SPAN> teprve za nim ten filtr…<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Ale na ten tu najdete
<SPAN class=SpellE>lepsi</SPAN> <SPAN class=SpellE>odborniky</SPAN>, <SPAN
class=SpellE>ja</SPAN> jsem jej navrhoval v <SPAN
class=SpellE>ElectronicWorkbench</SPAN>, <SPAN class=SpellE>takze</SPAN> jsem
se <SPAN class=SpellE>dival</SPAN> co se tam <SPAN
class=SpellE>deje</SPAN>.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Mimo to, pokud
nechcete <SPAN class=SpellE>vrazet</SPAN> prachy za <SPAN
class=SpellE>kvalitni</SPAN> <SPAN class=SpellE>vystupy</SPAN>(Maxim), tak
v <SPAN class=SpellE>kteremsi</SPAN> <SPAN class=SpellE>starem</SPAN>
AR/PE byl <SPAN class=SpellE>clanek</SPAN> s levnou náhražkou s CMOS
logikou a i ten filtr tam <SPAN class=SpellE>jakysi</SPAN> byl <SPAN
class=SpellE>popsany</SPAN>…<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<DIV>
<P class=MsoAutoSig><FONT face="Times New Roman" color=navy size=3><SPAN
lang=EN-US
style="FONT-SIZE: 12pt; COLOR: navy; mso-ansi-language: EN-US; mso-no-proof: yes">S
pozdravem,<o:p></o:p></SPAN></FONT></P>
<P class=MsoAutoSig><FONT face="Times New Roman" color=navy size=3><SPAN
lang=EN-US
style="FONT-SIZE: 12pt; COLOR: navy; mso-ansi-language: EN-US; mso-no-proof: yes"><SPAN
style="mso-spacerun: yes">
</SPAN>Marek Pavlu<o:p></o:p></SPAN></FONT></P></DIV>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<DIV
style="BORDER-RIGHT: medium none; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; PADDING-LEFT: 4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: blue 1.5pt solid; PADDING-TOP: 0cm; BORDER-BOTTOM: medium none">
<P class=MsoNormal><FONT face=Tahoma size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">-----<SPAN
class=SpellE>Original</SPAN> <SPAN
class=SpellE>Message</SPAN>-----<BR><B><SPAN
style="FONT-WEIGHT: bold">From:</SPAN></B> hw-list-bounces@mailman.nethouse.cz
[mailto:hw-list-bounces@mailman.nethouse.cz] <B><SPAN
style="FONT-WEIGHT: bold">On Behalf Of </SPAN></B>Novotný Pavel<BR><B><SPAN
style="FONT-WEIGHT: bold">Sent:</SPAN></B> Friday, July 23, 2004 10:38
PM<BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B> [HWnews]<BR><B><SPAN
style="FONT-WEIGHT: bold">Subject:</SPAN></B> Poradite pri patku s PWM ,
respektive s navrhem RC filtru?</SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Nam tu MCU, ktery umi PWM, pricemz
PWM Clock=12.58MHz a rozliseni je 16bitu, rad bych ho vyuzil jako Sigma
Delta DAC , ale bohuzel jsem spise programator a digitalni bastlir a tak
si nevim rady s navrhem lowpass filtru.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Predpokladam, ze pri plnem 16bit
rozliseni bude sirka pasma 192Hz a pri snizeni rozliseni na 12bitu cca
3kHz.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Otazkou je jak by mel vypada RC
clanek a jaky OZ dat za nej pro rozliseni 16 respektive 12bitu. Pripadne zda
bude pouziti RC filtru stacit a nebude potreba pozit aktivni low-pass filtr
a pokud ano tak jaky ?</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Uvitam kazdou radu a odkaz na
literaturu,ktera mi umozni do problematiky hloubeji
proniknout.</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Dekuji</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">
J.Drexler</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV></DIV></DIV>
<P><FONT face="Arial CE" size=2>---<BR>avast! Antivirus: Odchozi zprava
cista.<BR>Virova databaze (VPS): 0430-3, 23/07/2004<BR>Testovano: 23.7.2004
23:55:01<BR>avast! (c) copyright 2000-2003 ALWIL
Software.<BR>http://www.avast.com<BR><BR><BR></FONT></P>
<P>
<HR>
<P></P>_______________________________________________<BR>HW-list mailing
list - sponsored by
www.HW.cz<BR>HW-list@mailman.nethouse.cz<BR>http://nethouse.cz/mailman/listinfo/hw-list<BR></BLOCKQUOTE></BODY></HTML>