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	<title>Comments on: Circuit Cellar WIZnet Design Contest</title>
	<atom:link href="http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/feed/" rel="self" type="application/rss+xml" />
	<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/</link>
	<description>Microcontrollers Electronics Hobby</description>
	<lastBuildDate>Sun, 28 Mar 2010 03:07:45 +0000</lastBuildDate>
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		<item>
		<title>By: follower</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-710</link>
		<dc:creator>follower</dc:creator>
		<pubDate>Sat, 16 Feb 2008 10:56:11 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-710</guid>
		<description>Some interesting statistics on this competiton:

http://wiznet.tistory.com/entry/Statistics-based-on-2000-free-sample-receiver-Database-thru-Circuit-Cellar

(And some wholesale content reproduction in the other blog posts.)

--Phil.</description>
		<content:encoded><![CDATA[<p>Some interesting statistics on this competiton:</p>
<p><a href="http://wiznet.tistory.com/entry/Statistics-based-on-2000-free-sample-receiver-Database-thru-Circuit-Cellar" rel="nofollow">http://wiznet.tistory.com/entry/Statistics-based-on-2000-free-sample-receiver-Database-thru-Circuit-Cellar</a></p>
<p>(And some wholesale content reproduction in the other blog posts.)</p>
<p>&#8211;Phil.</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Daniel</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-709</link>
		<dc:creator>Daniel</dc:creator>
		<pubDate>Mon, 04 Feb 2008 19:04:21 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-709</guid>
		<description>Renesas is having a design contest. This is a good opportunity to get some free products. They are having a design contest and are giving away free demo boards for use in contest. You don&#039;t actually have to enter the contest. Their are two free boards.

http://america.renesas.com/fmwk.jsp?cnt=promotion_child.htm&amp;fp=/products/mpumcu/h8_family/h8300h_tiny_series/child_folder/&amp;title=H8/Tiny%20Promotion

and

http://contest.renesasinteractive.com/HTSDemoKitLogin.aspx</description>
		<content:encoded><![CDATA[<p>Renesas is having a design contest. This is a good opportunity to get some free products. They are having a design contest and are giving away free demo boards for use in contest. You don&#8217;t actually have to enter the contest. Their are two free boards.</p>
<p><a href="http://america.renesas.com/fmwk.jsp?cnt=promotion_child.htm&amp;fp=/products/mpumcu/h8_family/h8300h_tiny_series/child_folder/&amp;title=H8/Tiny%20Promotion" rel="nofollow">http://america.renesas.com/fmwk.jsp?cnt=promotion_child.htm&amp;fp=/products/mpumcu/h8_family/h8300h_tiny_series/child_folder/&amp;title=H8/Tiny%20Promotion</a></p>
<p>and</p>
<p><a href="http://contest.renesasinteractive.com/HTSDemoKitLogin.aspx" rel="nofollow">http://contest.renesasinteractive.com/HTSDemoKitLogin.aspx</a></p>
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	</item>
	<item>
		<title>By: follower</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-708</link>
		<dc:creator>follower</dc:creator>
		<pubDate>Wed, 19 Dec 2007 15:41:53 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-708</guid>
		<description>[Hmmm, posting less than signs apparently causes problems... :-/]

Quick update:

The &quot;demo of the moment&quot; is four simultaneous echo server connections which is pretty cool--and also something that the Xport can&#039;t do...

The code required (all up about 8.9KB binary):

&#124;  // This uses the 1-argument constructor of EchoServer and supplies it with 7 for each instance.
&#124;  EchoServer servers[MAX_SOCK_NUM] = {7, 7, 7, 7}; // This will break if MAX_SOCK_NUM changes.
&#124;
&#124;  while (1) {
&#124;    for (int i=0; i&lt;MAX_SOCK_NUM; i++) {
&#124;      servers[i].next();
&#124;    }
&#124;  }

or, without using the &#039;EchoServer&#039; class:

&#124;  NetworkConnection conn = Network.listen(7);
&#124;
&#124;  Serial.println(&quot;Waiting for connection...&quot;);
&#124;
&#124;  while (!conn.isConnected()) {
&#124;
&#124;    delay(500);
&#124;  }
&#124;
&#124;  Serial.println(&quot;Connected...&quot;);
&#124;
&#124;  while (conn.isConnected()) {
&#124;     if (conn.available()) {
&#124;
&#124;       conn.print(conn.read());
&#124;     }
&#124;  }
&#124;
&#124;  Serial.println(&quot;&quot;);
&#124;
&#124;  conn.close();


More details here: http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1193246617/0#7

@t11s: Yep, an Arduino PCB shield with Ethernet (along with the needed Arduino code to drive it) *would* be nice... ;-)

--Phil.</description>
		<content:encoded><![CDATA[<p>[Hmmm, posting less than signs apparently causes problems... :-/]</p>
<p>Quick update:</p>
<p>The &#8220;demo of the moment&#8221; is four simultaneous echo server connections which is pretty cool&#8211;and also something that the Xport can&#8217;t do&#8230;</p>
<p>The code required (all up about 8.9KB binary):</p>
<p>|  // This uses the 1-argument constructor of EchoServer and supplies it with 7 for each instance.<br />
|  EchoServer servers[MAX_SOCK_NUM] = {7, 7, 7, 7}; // This will break if MAX_SOCK_NUM changes.<br />
|<br />
|  while (1) {<br />
|    for (int i=0; i&lt;MAX_SOCK_NUM; i++) {<br />
|      servers[i].next();<br />
|    }<br />
|  }</p>
<p>or, without using the &#8216;EchoServer&#8217; class:</p>
<p>|  NetworkConnection conn = Network.listen(7);<br />
|<br />
|  Serial.println(&#8220;Waiting for connection&#8230;&#8221;);<br />
|<br />
|  while (!conn.isConnected()) {<br />
|<br />
|    delay(500);<br />
|  }<br />
|<br />
|  Serial.println(&#8220;Connected&#8230;&#8221;);<br />
|<br />
|  while (conn.isConnected()) {<br />
|     if (conn.available()) {<br />
|<br />
|       conn.print(conn.read());<br />
|     }<br />
|  }<br />
|<br />
|  Serial.println(&#8220;&#8221;);<br />
|<br />
|  conn.close();</p>
<p>More details here: <a href="http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1193246617/0#7" rel="nofollow">http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1193246617/0#7</a></p>
<p>@t11s: Yep, an Arduino PCB shield with Ethernet (along with the needed Arduino code to drive it) *would* be nice&#8230; <img src='http://www.uchobby.com/wp-includes/images/smilies/icon_wink.gif' alt=';-)' class='wp-smiley' /> </p>
<p>&#8211;Phil.</p>
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	</item>
	<item>
		<title>By: follower</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-707</link>
		<dc:creator>follower</dc:creator>
		<pubDate>Wed, 19 Dec 2007 15:40:21 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-707</guid>
		<description>Quick update:

The &quot;demo of the moment&quot; is four simultaneous echo server connections which is pretty cool--and also something that the Xport can&#039;t do...

The code required (all up about 8.9KB binary):

&#124;  // This uses the 1-argument constructor of EchoServer and supplies it with 7 for each instance.
&#124;  EchoServer servers[MAX_SOCK_NUM] = {7, 7, 7, 7}; // This will break if MAX_SOCK_NUM changes.
&#124;
&#124;  while (1) {
&#124;    for (int i=0; i</description>
		<content:encoded><![CDATA[<p>Quick update:</p>
<p>The &#8220;demo of the moment&#8221; is four simultaneous echo server connections which is pretty cool&#8211;and also something that the Xport can&#8217;t do&#8230;</p>
<p>The code required (all up about 8.9KB binary):</p>
<p>|  // This uses the 1-argument constructor of EchoServer and supplies it with 7 for each instance.<br />
|  EchoServer servers[MAX_SOCK_NUM] = {7, 7, 7, 7}; // This will break if MAX_SOCK_NUM changes.<br />
|<br />
|  while (1) {<br />
|    for (int i=0; i</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Thomas H.</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-706</link>
		<dc:creator>Thomas H.</dc:creator>
		<pubDate>Sat, 15 Dec 2007 11:12:29 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-706</guid>
		<description>@Ben

I design a new version of the pcb (V1.2) where PB0 is connected to the SPI_EN and PD7 is connected to RESET of the WIZ810MJ module. In the next software i have new subs for WIZ5100_reset and WIZ5100_spien so anybody can control these pins by software.

The new software i build is complete new, little code, websites in data lines and variables can be used.

A bascom version for the EVAL Boards V1.0 and V1.2 i will present on my website.

Now i think i will design a complete new board for atmega128 with some relais, one sd-card slot and so on on it.

The new board will work with 3,3V so no level shifter would be used ;)

But actually i dont`t find a cheap way to get more WIZ810MJ modules :(

If anybody can tell me where i can get 2 new modules for a good price in europe please tell me.</description>
		<content:encoded><![CDATA[<p>@Ben</p>
<p>I design a new version of the pcb (V1.2) where PB0 is connected to the SPI_EN and PD7 is connected to RESET of the WIZ810MJ module. In the next software i have new subs for WIZ5100_reset and WIZ5100_spien so anybody can control these pins by software.</p>
<p>The new software i build is complete new, little code, websites in data lines and variables can be used.</p>
<p>A bascom version for the EVAL Boards V1.0 and V1.2 i will present on my website.</p>
<p>Now i think i will design a complete new board for atmega128 with some relais, one sd-card slot and so on on it.</p>
<p>The new board will work with 3,3V so no level shifter would be used <img src='http://www.uchobby.com/wp-includes/images/smilies/icon_wink.gif' alt=';)' class='wp-smiley' /> </p>
<p>But actually i dont`t find a cheap way to get more WIZ810MJ modules <img src='http://www.uchobby.com/wp-includes/images/smilies/icon_sad.gif' alt=':(' class='wp-smiley' /> </p>
<p>If anybody can tell me where i can get 2 new modules for a good price in europe please tell me.</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: t11s</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-702</link>
		<dc:creator>t11s</dc:creator>
		<pubDate>Wed, 12 Dec 2007 17:38:13 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-702</guid>
		<description>Congrats on trying to go Arduino to WizNet!  If someone can make an Arduino PCB shield with Ethernet (along with the needed Arduino code to drive it), the world would be a better place!

I&#039;ve got to admit that I&#039;m a fan of the Lantronix Xports.  They are abstract UDP and TCP connections by looking more like a modem with serial in/out and you can even use &quot;ATDT&quot; style commands to &quot;dial up&quot; connections to various IP addresses.  My &quot;touching over IP&quot; project used Comfile CUBLOC with a Lantronix Xport:

http://phy2phy.wikidot.com/touch

However now Lantronix has the Xport Direct which is only $28 in quantity 1, so it is unclear if a Wiznet approach would actually be cheaper.

On 2mm boards, check out the Schmartboard 2mm board, it is $5 and you can even pick it up at Fry&#039;s:

http://www.schmartboard.com/index.asp?page=products_th&amp;id=1</description>
		<content:encoded><![CDATA[<p>Congrats on trying to go Arduino to WizNet!  If someone can make an Arduino PCB shield with Ethernet (along with the needed Arduino code to drive it), the world would be a better place!</p>
<p>I&#8217;ve got to admit that I&#8217;m a fan of the Lantronix Xports.  They are abstract UDP and TCP connections by looking more like a modem with serial in/out and you can even use &#8220;ATDT&#8221; style commands to &#8220;dial up&#8221; connections to various IP addresses.  My &#8220;touching over IP&#8221; project used Comfile CUBLOC with a Lantronix Xport:</p>
<p><a href="http://phy2phy.wikidot.com/touch" rel="nofollow">http://phy2phy.wikidot.com/touch</a></p>
<p>However now Lantronix has the Xport Direct which is only $28 in quantity 1, so it is unclear if a Wiznet approach would actually be cheaper.</p>
<p>On 2mm boards, check out the Schmartboard 2mm board, it is $5 and you can even pick it up at Fry&#8217;s:</p>
<p><a href="http://www.schmartboard.com/index.asp?page=products_th&amp;id=1" rel="nofollow">http://www.schmartboard.com/index.asp?page=products_th&amp;id=1</a></p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Ben Zijlstra</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-705</link>
		<dc:creator>Ben Zijlstra</dc:creator>
		<pubDate>Fri, 07 Dec 2007 21:46:29 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-705</guid>
		<description>Thomas

If you are going to change the layout of your board I suggest you could add a single line from Atmega168 to Wiz810MJ module for the reset. I added a few lines in the Bascom-code to get a real reset while starting up and it works without any problem. I also made a PCB with some extra&#039;s on it and will be entering the Circuit Cellar contest with it....</description>
		<content:encoded><![CDATA[<p>Thomas</p>
<p>If you are going to change the layout of your board I suggest you could add a single line from Atmega168 to Wiz810MJ module for the reset. I added a few lines in the Bascom-code to get a real reset while starting up and it works without any problem. I also made a PCB with some extra&#8217;s on it and will be entering the Circuit Cellar contest with it&#8230;.</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Thomas H.</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-698</link>
		<dc:creator>Thomas H.</dc:creator>
		<pubDate>Wed, 05 Dec 2007 21:33:22 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-698</guid>
		<description>Hello all together,

i use a STK200/300 compatble parallel-port programmer without any problem, i think that what Jim says could be the problem.

A workaround can be to not solder the resistor from SPI_EN to 3,3V. Then you can connect SPI_EN to a pin if the ATEMGA and enable then SPI_EN after programming the ATMEGA.

In my next pcb revision i will do this workaround by design.</description>
		<content:encoded><![CDATA[<p>Hello all together,</p>
<p>i use a STK200/300 compatble parallel-port programmer without any problem, i think that what Jim says could be the problem.</p>
<p>A workaround can be to not solder the resistor from SPI_EN to 3,3V. Then you can connect SPI_EN to a pin if the ATEMGA and enable then SPI_EN after programming the ATMEGA.</p>
<p>In my next pcb revision i will do this workaround by design.</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Jim</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-696</link>
		<dc:creator>Jim</dc:creator>
		<pubDate>Tue, 04 Dec 2007 11:59:33 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-696</guid>
		<description>Have you seen this..?

http://bbs.circuitcellar.com/phpBB2/viewtopic.php?t=3484&amp;sid=f9590d8fb8817024c05008f812fe2649

Seems that the wiznet module drives MISO even when /SCS is high - there&#039;s a workaround detailed.</description>
		<content:encoded><![CDATA[<p>Have you seen this..?</p>
<p><a href="http://bbs.circuitcellar.com/phpBB2/viewtopic.php?t=3484&amp;sid=f9590d8fb8817024c05008f812fe2649" rel="nofollow">http://bbs.circuitcellar.com/phpBB2/viewtopic.php?t=3484&amp;sid=f9590d8fb8817024c05008f812fe2649</a></p>
<p>Seems that the wiznet module drives MISO even when /SCS is high &#8211; there&#8217;s a workaround detailed.</p>
]]></content:encoded>
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	<item>
		<title>By: Frank Zhao</title>
		<link>http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/comment-page-1/#comment-704</link>
		<dc:creator>Frank Zhao</dc:creator>
		<pubDate>Sat, 01 Dec 2007 02:46:27 +0000</pubDate>
		<guid isPermaLink="false">http://www.uchobby.com/index.php/2007/10/02/circuit-cellar-wiznet-design-contest/#comment-704</guid>
		<description>Hi Ben,the module is powered and it&#039;s probably messing with the programming signal, I think connecting the module to the Atmega with 10k resistors and connecting the programmer to the Atmega without any resistors should make the programmer work while the module is plugged in.

_
 &#124;----\/\/\-[WIZnet Module SCLK]
 &#124; &#124;
A&#124; &#124;_______[Programmer SCLK]
T&#124;
M&#124;----\/\/\-[WIZnet Module MOSI]
E&#124; &#124;
G&#124; &#124;_______[Programmer MOSI]
A&#124;
 &#124;----\/\/\-[WIZnet Module MISO]
 &#124; &#124;
 &#124; &#124;_______[Programmer MISO]
_&#124;

Hope that helps

Hi David, these are awesome!
http://www.nkcelectronics.com/wiznet-wiz810mj-module-to-breadboard-spi-adap.html</description>
		<content:encoded><![CDATA[<p>Hi Ben,the module is powered and it&#8217;s probably messing with the programming signal, I think connecting the module to the Atmega with 10k resistors and connecting the programmer to the Atmega without any resistors should make the programmer work while the module is plugged in.</p>
<p>_<br />
 |&#8212;-\/\/\-[WIZnet Module SCLK]<br />
 | |<br />
A| |_______[Programmer SCLK]<br />
T|<br />
M|&#8212;-\/\/\-[WIZnet Module MOSI]<br />
E| |<br />
G| |_______[Programmer MOSI]<br />
A|<br />
 |&#8212;-\/\/\-[WIZnet Module MISO]<br />
 | |<br />
 | |_______[Programmer MISO]<br />
_|</p>
<p>Hope that helps</p>
<p>Hi David, these are awesome!<br />
<a href="http://www.nkcelectronics.com/wiznet-wiz810mj-module-to-breadboard-spi-adap.html" rel="nofollow">http://www.nkcelectronics.com/wiznet-wiz810mj-module-to-breadboard-spi-adap.html</a></p>
]]></content:encoded>
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