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<DIV dir=ltr align=left><SPAN class=384134413-12032007><FONT face=Arial
color=#0000ff size=2>Hi Steven,</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=384134413-12032007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=384134413-12032007><FONT face=Arial
color=#0000ff size=2>maybe you should have a look at the Atmel application note
AVR042: "AVR Hardware Design Considerations".</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=384134413-12032007><FONT face=Arial
color=#0000ff size=2>There you find a part "Connecting ISP Lines". Maybe there
you can find some useful information.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=384134413-12032007><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=384134413-12032007><FONT face=Arial
color=#0000ff size=2>Thorsten</FONT></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=de dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>Von:</B> icc-avr-bounces@imagecraft.com
[mailto:icc-avr-bounces@imagecraft.com] <B>Im Auftrag von </B>Steven
Lose<BR><B>Gesendet:</B> Montag, 12. März 2007 14:14<BR><B>An:</B> Discussion
list for ICCAVR and ICCtiny Users. You do NOT need tosubscribeto icc-announce if
you are a member of this.<BR><B>Betreff:</B> [Icc-avr] SPI master and
slave<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=Section1>
<P class=MsoNormal><A name=""><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Hi.<o:p></o:p></SPAN></FONT></A></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-GB
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">In a new design, I want a Master
(atmega 128) to talk to a Slave (atmega8).<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-GB
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">But do I run into problems during
programming with the ISP?<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-GB
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">For example if I want to program the
Slave and the master is talking on the SPI port, I probably run into
trouble.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-GB
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Do I need resistors on the wires?
How big?<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-GB
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I would expect Atmel to have some
application notes on this, but did not find any.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN lang=EN-GB
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">Med venlig
hilsen / Best regards / mit freundlichen Grüßen</SPAN></FONT><o:p></o:p></P>
<P><B><FONT face="Times New Roman" color=navy size=3><SPAN
style="FONT-WEIGHT: bold; FONT-SIZE: 12pt; COLOR: navy">EC POWER
A/S</SPAN></FONT></B><o:p></o:p></P>
<P><B><FONT face="Times New Roman" color=navy size=3><SPAN
style="FONT-WEIGHT: bold; FONT-SIZE: 12pt; COLOR: navy">Steven
Lose</SPAN></FONT></B><o:p></o:p></P>
<P><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">Software
Ingeniør<o:p></o:p></SPAN></FONT></P>
<P><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">Tlf.: +45
87434100<o:p></o:p></SPAN></FONT></P>
<P><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">Direkte
tlf. +45 58286608<o:p></o:p></SPAN></FONT></P>
<P><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">Email: <A
href="blocked::mailto:bsl@ecpower.dk">sl@ecpower.dk</A><o:p></o:p></SPAN></FONT></P>
<P><FONT face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt"><A
href="http://www.ecpower.dk">www.ecpower.dk</A></SPAN><o:p></o:p></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></BODY></HTML>