<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px"><div id="yui_3_16_0_1_1444055318627_9102" dir="ltr">I presume Mark is going to be speaking at the BR05 monthly general meeting this Wednesday (always on first Wednesday of the month) at Idris Rd. I will probably attend.</div><div id="yui_3_16_0_1_1444055318627_9262" dir="ltr"> Can you confirm, Mark?</div><div id="yui_3_16_0_1_1444055318627_9423" dir="ltr"><br></div><div id="yui_3_16_0_1_1444055318627_9425" dir="ltr">Henry Allison<br></div><div id="yui_3_16_0_1_1444055318627_8699"><span></span></div> <br><div class="qtdSeparateBR"><br><br></div><div style="display: block;" class="yahoo_quoted"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 16px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 16px;"> <div dir="ltr"> <font face="Arial" size="2"> On Sunday, 4 October 2015 12:00 AM, "chchrobotics-request@lists.linuxnut.co.nz" <chchrobotics-request@lists.linuxnut.co.nz> wrote:<br> </font> </div> <br><br> <div class="y_msg_container">Send Chchrobotics mailing list submissions to<br> <a ymailto="mailto:chchrobotics@lists.linuxnut.co.nz" href="mailto:chchrobotics@lists.linuxnut.co.nz">chchrobotics@lists.linuxnut.co.nz</a><br><br>To subscribe or unsubscribe via the World Wide Web, visit<br> <a href="http://lists.ourshack.com/mailman/listinfo/chchrobotics" target="_blank">http://lists.ourshack.com/mailman/listinfo/chchrobotics</a><br>or, via email, send a message with subject or body 'help' to<br> <a ymailto="mailto:chchrobotics-request@lists.linuxnut.co.nz" href="mailto:chchrobotics-request@lists.linuxnut.co.nz">chchrobotics-request@lists.linuxnut.co.nz</a><br><br>You can reach the person managing the list at<br> <a ymailto="mailto:chchrobotics-owner@lists.linuxnut.co.nz" href="mailto:chchrobotics-owner@lists.linuxnut.co.nz">chchrobotics-owner@lists.linuxnut.co.nz</a><br><br>When replying, please edit your Subject line so it is more specific<br>than "Re: Contents of Chchrobotics digest..."<br><br><br>Today's Topics:<br><br> 1. Re: Most puzzling arm compilation problem [SOLVED] (Robin Gilks)<br> 2. [Off Topic] Wed, BR05 talk - Digital Amateur TV talk<br> (Mark Atherton)<br> 3. Re: [Off Topic] Wed, BR05 talk - Digital Amateur TV talk<br> (Richard Jones)<br> 4. Re: [Off Topic] Wed, BR05 talk - Digital Amateur TV talk<br> (Mark Atherton)<br> 5. Wiring Pen Replacement (Richard Jones)<br> 6. Re: Wiring Pen Replacement (Robin Gilks)<br><br><br>----------------------------------------------------------------------<br><br>Message: 1<br>Date: Sat, 3 Oct 2015 00:54:19 +1300<br>From: "Robin Gilks" <<a ymailto="mailto:robin@gilks.org" href="mailto:robin@gilks.org">robin@gilks.org</a>><br>To: "Christchurch Robotics" <<a ymailto="mailto:chchrobotics@lists.linuxnut.co.nz" href="mailto:chchrobotics@lists.linuxnut.co.nz">chchrobotics@lists.linuxnut.co.nz</a>><br>Subject: Re: [chbot] Most puzzling arm compilation problem [SOLVED]<br>Message-ID: <<a ymailto="mailto:bd175743012779f21aeea36fb744a2cd.squirrel@gilks.ath.cx" href="mailto:bd175743012779f21aeea36fb744a2cd.squirrel@gilks.ath.cx">bd175743012779f21aeea36fb744a2cd.squirrel@gilks.ath.cx</a>><br>Content-Type: text/plain;charset=iso-8859-1<br><br><br>><br>>> There are a lot of different libraries you can use with ARM.<br>>><br>>> Newlib is supremely ugly IMHO if you use printf() it pulls in all sorts<br>>> of<br>>> stuff you really don't want for smaller bare metal apps.<br>>><br>>> printf pulls in a whole streams layer + malloc + airconditioning and hot<br>>> and cold running water. You just want a banana, but you get the gorilla<br>>> it<br>>> comes with.<br>>><br>>> If you get overlapping sections it means one of:<br>>> 1) The code has memory sections the linker script does not understand.<br>>> It<br>>> puts them at 0 and overlaps other memory (eg. flash).<br>>> 2) Trying to stuff in more code/data than you have space.<br>>><br>>> Look at the map file and other outputs from the linker step that<br>>> normally<br>>> gives you hints.<br>>><br>>> Another printf worth trying is<br>>> <a href="http://www.sparetimelabs.com/tinyprintf/tinyprintf.php" target="_blank">http://www.sparetimelabs.com/tinyprintf/tinyprintf.php</a><br>>><br>>><br>><br>> After a lot of searching of the map file I eventually found that the<br>> section ".ARM.exidx" was not being allocated space! A patch to the loader<br>> script put it out of the way in flash.<br>><br>> This is only used for unwinding stacks etc on exception processing in c++<br>> so I don't need it on my c only project:)<br>><br>> You're right about the size of the printf family brought in from newlib<br>> which was a surprise - using the BeRTOS sprintf implentation my app was<br>> 26804 bytes but with the newlib version it was 43676 bytes once I had<br>> removed the overlap error.<br>><br>> Methinks that I'll look harder for a smaller embedded libc for<br>> cortex-m3!!!<br><br>I'm using newlib-2.1 which includes newlib-nano so by using the spec file<br>to include it and some tips I found here<br> <a href="https://plus.google.com/+AndreyYurovsky/posts/XUr9VBPFDn7" target="_blank">https://plus.google.com/+AndreyYurovsky/posts/XUr9VBPFDn7</a><br><br>the size of my sample application has come down from 24944 (some app level<br>optimisation from the figure above) to 13252. This is smaller than the AVR<br>although the BSS section is slightly larger with the ARM.<br><br>All I need now is some hardware!!<br><br><br><br><br>-- <br>Robin Gilks<br>Internet: <a ymailto="mailto:robin@gilks.org" href="mailto:robin@gilks.org">robin@gilks.org</a> <a href="http://www.gilks.org/" target="_blank">http://www.gilks.org</a><br>Tel: (+64) (3) 347 4370<br><br><br><br><br><br>------------------------------<br><br>Message: 2<br>Date: Sat, 3 Oct 2015 12:04:56 +1300<br>From: Mark Atherton <<a ymailto="mailto:markaren1@xtra.co.nz" href="mailto:markaren1@xtra.co.nz">markaren1@xtra.co.nz</a>><br>To: AlanNicky Page <<a ymailto="mailto:alan.nicky.page@gmail.com" href="mailto:alan.nicky.page@gmail.com">alan.nicky.page@gmail.com</a>>, Christchurch Robotics<br> <<a ymailto="mailto:chchrobotics@lists.linuxnut.co.nz" href="mailto:chchrobotics@lists.linuxnut.co.nz">chchrobotics@lists.linuxnut.co.nz</a>><br>Subject: [chbot] [Off Topic] Wed, BR05 talk - Digital Amateur TV talk<br>Message-ID: <<a ymailto="mailto:560F0D98.5040605@xtra.co.nz" href="mailto:560F0D98.5040605@xtra.co.nz">560F0D98.5040605@xtra.co.nz</a>><br>Content-Type: text/plain; charset=utf-8; format=flowed<br><br>Hi All,<br><br>If any of you are interested, I will be giving a talk & demo of a <br>Digital TV system that started development in 2011.<br><br>Starts 7:30pm, at BR05 club rooms. See <br><a href="http://www.idesignz.org/robotics/chch_robotics_br05.pdf" target="_blank">http://www.idesignz.org/robotics/chch_robotics_br05.pdf</a><br><br>Regards, Mark<br><br>PS Molten Media have been of immense help with this non-profit, open <br>source project. I am in their debt for their support.<br><br>PPS Also would like to thank Broadcast Media Television Production & TV3 <br>for donations of invaluable stuff<br><br><br><br><br><br>------------------------------<br><br>Message: 3<br>Date: Sat, 3 Oct 2015 12:31:43 +1300<br>From: Richard Jones <<a ymailto="mailto:richard.jones.1952@gmail.com" href="mailto:richard.jones.1952@gmail.com">richard.jones.1952@gmail.com</a>><br>To: Christchurch Robotics <<a ymailto="mailto:chchrobotics@lists.linuxnut.co.nz" href="mailto:chchrobotics@lists.linuxnut.co.nz">chchrobotics@lists.linuxnut.co.nz</a>><br>Subject: Re: [chbot] [Off Topic] Wed, BR05 talk - Digital Amateur TV<br> talk<br>Message-ID:<br> <CAGQt8jyJMAgu212uMVZK5py67_X+<a ymailto="mailto:5MB3tjYOGVzUoC3RF60KLQ@mail.gmail.com" href="mailto:5MB3tjYOGVzUoC3RF60KLQ@mail.gmail.com">5MB3tjYOGVzUoC3RF60KLQ@mail.gmail.com</a>><br>Content-Type: text/plain; charset="utf-8"<br><br>Did you have a particular day in mind?<br><br>Richard<br><br>On Sat, Oct 3, 2015 at 12:04 PM, Mark Atherton <<a ymailto="mailto:markaren1@xtra.co.nz" href="mailto:markaren1@xtra.co.nz">markaren1@xtra.co.nz</a>> wrote:<br><br>> Hi All,<br>><br>> If any of you are interested, I will be giving a talk & demo of a Digital<br>> TV system that started development in 2011.<br>><br>> Starts 7:30pm, at BR05 club rooms. See<br>> <a href="http://www.idesignz.org/robotics/chch_robotics_br05.pdf" target="_blank">http://www.idesignz.org/robotics/chch_robotics_br05.pdf</a><br>><br>> Regards, Mark<br>><br>> PS Molten Media have been of immense help with this non-profit, open<br>> source project. I am in their debt for their support.<br>><br>> PPS Also would like to thank Broadcast Media Television Production & TV3<br>> for donations of invaluable stuff<br>><br>><br>><br>> _______________________________________________<br>> Chchrobotics mailing list <a ymailto="mailto:Chchrobotics@lists.linuxnut.co.nz" href="mailto:Chchrobotics@lists.linuxnut.co.nz">Chchrobotics@lists.linuxnut.co.nz</a><br>> <a href="http://lists.ourshack.com/mailman/listinfo/chchrobotics" target="_blank">http://lists.ourshack.com/mailman/listinfo/chchrobotics</a><br>> Mail Archives: <a href="http://lists.ourshack.com/pipermail/chchrobotics/" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/</a><br>> Meetings usually 3rd Monday each month. See <a href="http://kiwibots.org/" target="_blank">http://kiwibots.org </a>for<br>> venue, directions and dates.<br>> When replying, please edit your Subject line to reflect new subjects.<br>><br>-------------- next part --------------<br>An HTML attachment was scrubbed...<br>URL: <<a href="http://lists.ourshack.com/pipermail/chchrobotics/attachments/20151003/fa831220/attachment-0001.html" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/attachments/20151003/fa831220/attachment-0001.html</a>><br><br>------------------------------<br><br>Message: 4<br>Date: Sat, 3 Oct 2015 12:39:42 +1300<br>From: Mark Atherton <<a ymailto="mailto:markaren1@xtra.co.nz" href="mailto:markaren1@xtra.co.nz">markaren1@xtra.co.nz</a>><br>To: Christchurch Robotics <<a ymailto="mailto:chchrobotics@lists.linuxnut.co.nz" href="mailto:chchrobotics@lists.linuxnut.co.nz">chchrobotics@lists.linuxnut.co.nz</a>><br>Subject: Re: [chbot] [Off Topic] Wed, BR05 talk - Digital Amateur TV<br> talk<br>Message-ID: <<a ymailto="mailto:560F15BE.7000501@xtra.co.nz" href="mailto:560F15BE.7000501@xtra.co.nz">560F15BE.7000501@xtra.co.nz</a>><br>Content-Type: text/plain; charset="windows-1252"; Format="flowed"<br><br>Wed, 7 Oct 2015.<br><br>On 3/10/2015 12:31 p.m., Richard Jones wrote:<br>> Did you have a particular day in mind?<br>><br>> Richard<br>><br>> On Sat, Oct 3, 2015 at 12:04 PM, Mark Atherton <<a ymailto="mailto:markaren1@xtra.co.nz" href="mailto:markaren1@xtra.co.nz">markaren1@xtra.co.nz</a> <br>> <mailto:<a ymailto="mailto:markaren1@xtra.co.nz" href="mailto:markaren1@xtra.co.nz">markaren1@xtra.co.nz</a>>> wrote:<br>><br>> Hi All,<br>><br>> If any of you are interested, I will be giving a talk & demo of a<br>> Digital TV system that started development in 2011.<br>><br>> Starts 7:30pm, at BR05 club rooms. See<br>> <a href="http://www.idesignz.org/robotics/chch_robotics_br05.pdf" target="_blank">http://www.idesignz.org/robotics/chch_robotics_br05.pdf</a><br>><br>> Regards, Mark<br>><br>> PS Molten Media have been of immense help with this non-profit,<br>> open source project. I am in their debt for their support.<br>><br>> PPS Also would like to thank Broadcast Media Television Production<br>> & TV3 for donations of invaluable stuff<br>><br>><br>><br>> _______________________________________________<br>> Chchrobotics mailing list <a ymailto="mailto:Chchrobotics@lists.linuxnut.co.nz" href="mailto:Chchrobotics@lists.linuxnut.co.nz">Chchrobotics@lists.linuxnut.co.nz</a><br>> <mailto:<a ymailto="mailto:Chchrobotics@lists.linuxnut.co.nz" href="mailto:Chchrobotics@lists.linuxnut.co.nz">Chchrobotics@lists.linuxnut.co.nz</a>><br>> <a href="http://lists.ourshack.com/mailman/listinfo/chchrobotics" target="_blank">http://lists.ourshack.com/mailman/listinfo/chchrobotics</a><br>> Mail Archives: <a href="http://lists.ourshack.com/pipermail/chchrobotics/" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/</a><br>> Meetings usually 3rd Monday each month. See <a href="http://kiwibots.org/" target="_blank">http://kiwibots.org</a><br>> for venue, directions and dates.<br>> When replying, please edit your Subject line to reflect new subjects.<br>><br>><br>><br>><br>> _______________________________________________<br>> Chchrobotics mailing list <a ymailto="mailto:Chchrobotics@lists.linuxnut.co.nz" href="mailto:Chchrobotics@lists.linuxnut.co.nz">Chchrobotics@lists.linuxnut.co.nz</a><br>> <a href="http://lists.ourshack.com/mailman/listinfo/chchrobotics" target="_blank">http://lists.ourshack.com/mailman/listinfo/chchrobotics</a><br>> Mail Archives: <a href="http://lists.ourshack.com/pipermail/chchrobotics/" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/</a><br>> Meetings usually 3rd Monday each month. See <a href="http://kiwibots.org/" target="_blank">http://kiwibots.org </a>for venue, directions and dates.<br>> When replying, please edit your Subject line to reflect new subjects.<br><br>-------------- next part --------------<br>An HTML attachment was scrubbed...<br>URL: <<a href="http://lists.ourshack.com/pipermail/chchrobotics/attachments/20151003/596d425c/attachment-0001.html" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/attachments/20151003/596d425c/attachment-0001.html</a>><br><br>------------------------------<br><br>Message: 5<br>Date: Sat, 3 Oct 2015 21:00:29 +1300<br>From: Richard Jones <<a ymailto="mailto:richard.jones.1952@gmail.com" href="mailto:richard.jones.1952@gmail.com">richard.jones.1952@gmail.com</a>><br>To: Christchurch Robotics <<a ymailto="mailto:chchrobotics@lists.linuxnut.co.nz" href="mailto:chchrobotics@lists.linuxnut.co.nz">chchrobotics@lists.linuxnut.co.nz</a>><br>Subject: [chbot] Wiring Pen Replacement<br>Message-ID:<br> <CAGQt8jxJkP16oeJrMuaLoE=<a ymailto="mailto:54au1QB9CbK1PpUN7Vn7bhk0_Ww@mail.gmail.com" href="mailto:54au1QB9CbK1PpUN7Vn7bhk0_Ww@mail.gmail.com">54au1QB9CbK1PpUN7Vn7bhk0_Ww@mail.gmail.com</a>><br>Content-Type: text/plain; charset="utf-8"<br><br>I have mislaid my wiring pen, and I'm considering making a replacement<br>rather than buying a new one as the original Vero design did not feed that<br>well.<br><br>Something like this <a href="http://www.thingiverse.com/thing:27463" target="_blank">http://www.thingiverse.com/thing:27463</a><br>would probably not work well as it has no facility to tension or feed the<br>wire. This is what the Vero offering looks like:<br><br><a href="http://www.verotl.com/en/product/verowire-wiring-pen-part-number-79-1732" target="_blank">http://www.verotl.com/en/product/verowire-wiring-pen-part-number-79-1732</a><br><br>Polite suggestions anyone? I do know I could make a PCB, but sometimes it<br>is just not worth the effort.<br><br>Thanks<br><br>Richard<br>-------------- next part --------------<br>An HTML attachment was scrubbed...<br>URL: <<a href="http://lists.ourshack.com/pipermail/chchrobotics/attachments/20151003/d8155aab/attachment-0001.html" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/attachments/20151003/d8155aab/attachment-0001.html</a>><br><br>------------------------------<br><br>Message: 6<br>Date: Sat, 3 Oct 2015 22:43:50 +1300<br>From: "Robin Gilks" <<a ymailto="mailto:robin@gilks.org" href="mailto:robin@gilks.org">robin@gilks.org</a>><br>To: "Christchurch Robotics" <<a ymailto="mailto:chchrobotics@lists.linuxnut.co.nz" href="mailto:chchrobotics@lists.linuxnut.co.nz">chchrobotics@lists.linuxnut.co.nz</a>><br>Subject: Re: [chbot] Wiring Pen Replacement<br>Message-ID: <<a ymailto="mailto:1faa28ef6e00edbc6302cfe97aa063e5.squirrel@gilks.ath.cx" href="mailto:1faa28ef6e00edbc6302cfe97aa063e5.squirrel@gilks.ath.cx">1faa28ef6e00edbc6302cfe97aa063e5.squirrel@gilks.ath.cx</a>><br>Content-Type: text/plain;charset=iso-8859-1<br><br><br>> I have mislaid my wiring pen, and I'm considering making a replacement<br>> rather than buying a new one as the original Vero design did not feed that<br>> well.<br>><br>> Something like this <a href="http://www.thingiverse.com/thing:27463" target="_blank">http://www.thingiverse.com/thing:27463</a><br>> would probably not work well as it has no facility to tension or feed the<br>> wire. This is what the Vero offering looks like:<br>><br>> <a href="http://www.verotl.com/en/product/verowire-wiring-pen-part-number-79-1732" target="_blank">http://www.verotl.com/en/product/verowire-wiring-pen-part-number-79-1732</a><br>><br>> Polite suggestions anyone? I do know I could make a PCB, but sometimes it<br>> is just not worth the effort.<br>><br>> Thanks<br>><br>> Richard<br><br>If its going to a good home the 15 year old one I have here would benefit<br>from a new life!! Comes with 3 spools of wire and some 50-60 wire wiring<br>combs.<br><br>-- <br>Robin Gilks<br><br><br><br><br><br><br>------------------------------<br><br>_______________________________________________<br>Chchrobotics mailing list<br><a ymailto="mailto:Chchrobotics@lists.linuxnut.co.nz" href="mailto:Chchrobotics@lists.linuxnut.co.nz">Chchrobotics@lists.linuxnut.co.nz</a><br><a href="http://lists.ourshack.com/mailman/listinfo/chchrobotics" target="_blank">http://lists.ourshack.com/mailman/listinfo/chchrobotics</a><br>Mail Archives: <a href="http://lists.ourshack.com/pipermail/chchrobotics/" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/</a><br>Meetings usually 3rd Monday each month. See <a href="http://kiwibots.org/" target="_blank">http://kiwibots.org </a>for venue, directions and dates.<br>Please edit your Subject line to reflect new subjects. <br><br>End of Chchrobotics Digest, Vol 97, Issue 2<br>*******************************************<br><br><br></div> </div> </div> </div></div></body></html>