<?xml version='1.0' encoding='UTF-8'?><?xml-stylesheet href="http://www.blogger.com/styles/atom.css" type="text/css"?><feed xmlns='http://www.w3.org/2005/Atom' xmlns:openSearch='http://a9.com/-/spec/opensearchrss/1.0/' xmlns:georss='http://www.georss.org/georss'><id>tag:blogger.com,1999:blog-2376999865738483694</id><updated>2010-01-09T15:33:04.916+09:00</updated><title type='text'>ＩＴロボット：法務ネット</title><subtitle type='html'></subtitle><link rel='http://schemas.google.com/g/2005#feed' type='application/atom+xml' href='http://robot.homu.net/feeds/posts/default'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default'/><link rel='alternate' type='text/html' href='http://robot.homu.net/'/><link rel='hub' href='http://pubsubhubbub.appspot.com/'/><link rel='next' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default?start-index=26&amp;max-results=25'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email></author><generator version='7.00' uri='http://www.blogger.com'>Blogger</generator><openSearch:totalResults>84</openSearch:totalResults><openSearch:startIndex>1</openSearch:startIndex><openSearch:itemsPerPage>25</openSearch:itemsPerPage><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-5298000503839282697</id><published>2009-01-08T16:34:00.004+09:00</published><updated>2009-01-08T17:17:31.415+09:00</updated><title type='text'>Macbook ProにIntel X25-Mを搭載</title><content type='html'>&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_a9Y2ap4On-o/SWWsqcdDfJI/AAAAAAAAAIs/WO9wEAPS8yw/s1600-h/P1000639.JPG"&gt;&lt;img style="cursor: pointer; width: 320px; height: 240px;" src="http://4.bp.blogspot.com/_a9Y2ap4On-o/SWWsqcdDfJI/AAAAAAAAAIs/WO9wEAPS8yw/s320/P1000639.JPG" alt="" id="BLOGGER_PHOTO_ID_5288823182609054866" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;モバイル用のPCとしてMacbook Proを導入したのですが、これを機に、馬鹿速（馬鹿高）で話題のSSD、Intel X25-Mを導入してみました。HDD、SSD共に、OSセットアップ後(OSX 10.5 Leopard)、MS OfficeとAtok2008を入れた状態です。OSのアップデートもかけています。&lt;br /&gt;OSX起動までの時間を計ってみると、&lt;br /&gt;HDD 42秒&lt;br /&gt;SSD 30秒&lt;br /&gt;でした。かなり短縮されたと言えるのではないでしょうか。&lt;br /&gt;なお実際にはHDDアクセスが始まってからの時間を比べないといけないわけですが、林檎マークが現れた後の「くるくるアイコン」の出現がHDDアクセスの開始と推測すると、&lt;br /&gt;HDD 20秒&lt;br /&gt;SSD 8秒&lt;br /&gt;という事になります。約2.5倍といったところでしょうか。「くるくるアイコン」の出現まではどちらも22秒かかっていますので、この推測は当たらずとも遠からずといったところでしょう。&lt;br /&gt;&lt;br /&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-871e15fd14a29cdd" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv18.nonxt8.googlevideo.com%2Fvideoplayback%3Fid%3D871e15fd14a29cdd%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3DD0CC2D26FDE08BF7A981C2E691374C2DFD971B7.1874626E1CE9A31D2A56E4026303AA9A541FAEF2%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D871e15fd14a29cdd%26offsetms%3D5000%26itag%3Dw320%26sigh%3DgbdFpfv-iZIkHKn0adwiCr_7kPc&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;embed width="320" height="266" src="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv18.nonxt8.googlevideo.com%2Fvideoplayback%3Fid%3D871e15fd14a29cdd%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3DD0CC2D26FDE08BF7A981C2E691374C2DFD971B7.1874626E1CE9A31D2A56E4026303AA9A541FAEF2%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D871e15fd14a29cdd%26offsetms%3D5000%26itag%3Dw320%26sigh%3DgbdFpfv-iZIkHKn0adwiCr_7kPc&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1" type="application/x-shockwave-flash"&gt;&lt;/embed&gt;&lt;/object&gt;&lt;br /&gt;こっちがハードディスクです。筆者が反射して写っているのはご愛敬ということで。&lt;br /&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-29877e7f6acecc79" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv14.nonxt3.googlevideo.com%2Fvideoplayback%3Fid%3D29877e7f6acecc79%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D2A5DB7CB37E2F9019980F2AEBD40C0DEFA70FC7E.70F2ED22489918DCBE6AC3CBB7A81DB4C8BF3369%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D29877e7f6acecc79%26offsetms%3D5000%26itag%3Dw320%26sigh%3D624Um_YiAoQIFFN-s1v1zjjQgBA&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;embed width="320" height="266" src="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv14.nonxt3.googlevideo.com%2Fvideoplayback%3Fid%3D29877e7f6acecc79%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D2A5DB7CB37E2F9019980F2AEBD40C0DEFA70FC7E.70F2ED22489918DCBE6AC3CBB7A81DB4C8BF3369%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D29877e7f6acecc79%26offsetms%3D5000%26itag%3Dw320%26sigh%3D624Um_YiAoQIFFN-s1v1zjjQgBA&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1" type="application/x-shockwave-flash"&gt;&lt;/embed&gt;&lt;/object&gt;&lt;br /&gt;こっちがSSDです。&lt;br /&gt;&lt;br /&gt;アプリケーションの起動には動画を撮っていませんが、Wordの起動あたりはやはり時間が半分程度になったように感じます。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-5298000503839282697?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='enclosure' type='video/mp4' href='http://www.blogger.com/video-play.mp4?contentId=29877e7f6acecc79&amp;type=video%2Fmp4' length='0'/><link rel='enclosure' type='video/mp4' href='http://www.blogger.com/video-play.mp4?contentId=871e15fd14a29cdd&amp;type=video%2Fmp4' length='0'/><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/5298000503839282697/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=5298000503839282697' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/5298000503839282697'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/5298000503839282697'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2009/01/macbook-prointel-x25-m.html' title='Macbook ProにIntel X25-Mを搭載'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/_a9Y2ap4On-o/SWWsqcdDfJI/AAAAAAAAAIs/WO9wEAPS8yw/s72-c/P1000639.JPG' height='72' width='72'/><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-843218323810006845</id><published>2009-01-06T11:52:00.002+09:00</published><updated>2009-01-06T11:59:54.872+09:00</updated><title type='text'>マイコンに注力してます</title><content type='html'>明けましておめでとうございます。&lt;br /&gt;最終目標はロボット開発なのですが、現在のところ、前提である、マイコン周りの開発に力を入れています。&lt;br /&gt;机がこんな感じになってます。マイコンボードだらけですね。&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_a9Y2ap4On-o/SWLJG-lXV2I/AAAAAAAAAIk/_A0vt-ny5S8/s1600-h/P1000642.JPG"&gt;&lt;img style="cursor: pointer; width: 320px; height: 240px;" src="http://3.bp.blogspot.com/_a9Y2ap4On-o/SWLJG-lXV2I/AAAAAAAAAIk/_A0vt-ny5S8/s320/P1000642.JPG" alt="" id="BLOGGER_PHOTO_ID_5288010034202498914" border="0" /&gt;&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-843218323810006845?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/843218323810006845/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=843218323810006845' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/843218323810006845'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/843218323810006845'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2009/01/blog-post.html' title='マイコンに注力してます'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/_a9Y2ap4On-o/SWLJG-lXV2I/AAAAAAAAAIk/_A0vt-ny5S8/s72-c/P1000642.JPG' height='72' width='72'/><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-3768042967014928834</id><published>2008-12-09T17:23:00.001+09:00</published><updated>2008-12-09T17:25:47.449+09:00</updated><title type='text'>AngliaとRide</title><content type='html'>STM32に使えるフリーのコンパイラがCodeSourcery以外だと、AngliaとRideの様なのですが、展開してみると、両方ともコンパイラ部分は中身はCodeSourceryでした。&lt;br /&gt;そんな訳なので、今度は最新版のCodeSourceryでRideのリンカ・ベクターを使ってコンパイルできるか試してみます。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-3768042967014928834?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/3768042967014928834/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=3768042967014928834' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/3768042967014928834'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/3768042967014928834'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/12/angliaride.html' title='AngliaとRide'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-4878676292527060371</id><published>2008-12-07T21:22:00.000+09:00</published><updated>2008-12-07T21:28:08.706+09:00</updated><title type='text'>STM32 Firmware Libraryのコンパイル後のサイズ</title><content type='html'>STM32 Firmware Libraryの最新版をgcc(Sourcery G++)でコンパイルできるかなと思って試してみたら、案外すんなり成功しました。&lt;br /&gt;でもちょっとサイズにびっくり。-O0 -g3（最適化無し・デバッグ情報最大）でなんと4680kbです。&lt;br /&gt;-O2（最適化レベル２）でデバッグオプション無しだと64kbでした。&lt;br /&gt;今度はROMイメージにしたときにサイズで比較してみます。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-4878676292527060371?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/4878676292527060371/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=4878676292527060371' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/4878676292527060371'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/4878676292527060371'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/12/stm32-firmware-library.html' title='STM32 Firmware Libraryのコンパイル後のサイズ'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-5423379747898631569</id><published>2008-12-02T17:44:00.001+09:00</published><updated>2008-12-02T17:46:06.210+09:00</updated><title type='text'>Olimexの商品が届きました</title><content type='html'>&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_a9Y2ap4On-o/STT1yQ1JKYI/AAAAAAAAAIc/mWrogjJ1R1E/s1600-h/P1000627.JPG"&gt;&lt;img style="cursor: pointer; width: 320px; height: 240px;" src="http://1.bp.blogspot.com/_a9Y2ap4On-o/STT1yQ1JKYI/AAAAAAAAAIc/mWrogjJ1R1E/s320/P1000627.JPG" alt="" id="BLOGGER_PHOTO_ID_5275111307417823618" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;Olimexにまとめて注文していた商品が届きました。&lt;br /&gt;先月の20日に発注してますので約２週間ほどですね（ちょっと買いすぎました）。&lt;br /&gt;ビニール包装と予想していたのですが、一つ一つ紙箱に入っていてちょっとびっくりです。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-5423379747898631569?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/5423379747898631569/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=5423379747898631569' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/5423379747898631569'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/5423379747898631569'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/12/olimex.html' title='Olimexの商品が届きました'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://1.bp.blogspot.com/_a9Y2ap4On-o/STT1yQ1JKYI/AAAAAAAAAIc/mWrogjJ1R1E/s72-c/P1000627.JPG' height='72' width='72'/><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-7452074807334535043</id><published>2008-12-02T17:40:00.002+09:00</published><updated>2008-12-02T17:44:00.775+09:00</updated><title type='text'>KC WirefreeのBluetoothモジュール</title><content type='html'>&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_a9Y2ap4On-o/STT1Rh4_OxI/AAAAAAAAAIU/QKLFCo5mU8I/s1600-h/P1000626.JPG"&gt;&lt;img style="cursor: pointer; width: 320px; height: 240px;" src="http://4.bp.blogspot.com/_a9Y2ap4On-o/STT1Rh4_OxI/AAAAAAAAAIU/QKLFCo5mU8I/s320/P1000626.JPG" alt="" id="BLOGGER_PHOTO_ID_5275110745061669650" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;CQ-STARMBBについてきたモジュールです。&lt;br /&gt;薄く安いのは良いのですが、ピッチが中途半端なので、試作で使いづらいのが難点でしょうか？1.5mmに見えるのですが、私の測り間違いか、この類のボードでは一般的なんですかね（前提知識無い人です）。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-7452074807334535043?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/7452074807334535043/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=7452074807334535043' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7452074807334535043'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7452074807334535043'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/12/kc-wirefreebluetooth.html' title='KC WirefreeのBluetoothモジュール'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/_a9Y2ap4On-o/STT1Rh4_OxI/AAAAAAAAAIU/QKLFCo5mU8I/s72-c/P1000626.JPG' height='72' width='72'/><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-2431613414952098452</id><published>2008-12-01T16:34:00.002+09:00</published><updated>2008-12-01T16:44:03.324+09:00</updated><title type='text'>8ビット市場に進出とは？</title><content type='html'>Cortex-M3のうたい文句で、「８ビット市場に進出！」というのがよく出ています。ただこれを見たときにはその具体的な意味がよくわかりませんでした。&lt;br /&gt;ところが、たまたま、LM3S101のページを見ることがありその意味するところが何となくつかめました。このチップの場合、28pinのSOICで提供されており、チップ価格が140円か270円程度なんですね。これだとパッケージフォームファクタとしてはPICやAVRと同等で、価格競争力もある一方で、性能的には大幅に凌駕しているということになります。&lt;br /&gt;ついでなので、STM32の最安チップであるSTM32F101Tの価格を見ると、300円から900円程度でQFPのみということの様です。既存の８ビット市場のチップとは、オーバーラップする範囲が必ずしも大きくないようにも思いますが、戦えるポジショニングにはあるということなんでしょうね。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-2431613414952098452?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/2431613414952098452/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=2431613414952098452' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/2431613414952098452'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/2431613414952098452'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/12/8.html' title='8ビット市場に進出とは？'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-4723628220846391266</id><published>2008-11-27T11:19:00.002+09:00</published><updated>2008-11-27T11:23:30.045+09:00</updated><title type='text'>表面実装パッケージはやっぱり小さい</title><content type='html'>はじめてＲＳコンポーネンツで発注をしたのですが、触れ込み通り、翌日に届きました。&lt;br /&gt;今回はオペアンプやＡＤコンバータを購入したのですが、試作用にDIPを購入し、実装用に同品番のSOICを注文しました。DIPとSOIC両方が提供されているチップを選んだという方が正しいかもしれません。SOICにしたのは、1.27ピッチであれば、不具合無く手付け出来そうかなと考えたからです。&lt;br /&gt;で、実際に届いてみるとやっぱり小さいですね。DIPに比べると気は遣いそうですが、手付も問題なくできそうです。実装面積の小型化が期待できます。これなら手作りプリント基板でもできるかも？？&lt;br /&gt;&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_a9Y2ap4On-o/SS4EkvKR21I/AAAAAAAAAIM/lFa6-aYDFmE/s1600-h/P1000613.JPG"&gt;&lt;img style="cursor: pointer; width: 320px; height: 240px;" src="http://4.bp.blogspot.com/_a9Y2ap4On-o/SS4EkvKR21I/AAAAAAAAAIM/lFa6-aYDFmE/s320/P1000613.JPG" alt="" id="BLOGGER_PHOTO_ID_5273157242878810962" border="0" /&gt;&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-4723628220846391266?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/4723628220846391266/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=4723628220846391266' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/4723628220846391266'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/4723628220846391266'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/11/blog-post_27.html' title='表面実装パッケージはやっぱり小さい'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://4.bp.blogspot.com/_a9Y2ap4On-o/SS4EkvKR21I/AAAAAAAAAIM/lFa6-aYDFmE/s72-c/P1000613.JPG' height='72' width='72'/><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-1984236013267657710</id><published>2008-11-25T19:43:00.002+09:00</published><updated>2008-11-25T20:28:24.615+09:00</updated><title type='text'>I2C・SPIの伝送距離</title><content type='html'>マイコンから離れたところにあるセンサーからの読み取りを行う際に、センサーからADCまでの距離を伸ばすか、ADCからマイコンまでの距離をのばすのかということを考えました。ADCｰマイコン間はデジタル伝送ですから、こちらの方がノイズや減衰に強いはずではないかと推測しています。&lt;br /&gt;I2Cは仕様書を見たのですが、伝送距離については規定がありませんでした。&lt;br /&gt;http://www.esacademy.com/faq/i2c/q_and_a/faq/i2cqa1.htm&lt;br /&gt;こっちのページは数メートルとあります。ロボットの足から背中ぐらいまでは十分に間に合いそうです。他のページでは１００ｍで成功したといったコメントもありますがさすがにちょっと怪しいですね。&lt;br /&gt;SPIについては1m前後という意見が多いようです。&lt;br /&gt;http://www.google.co.jp/search?hl=ja&amp;amp;rlz=1B3GGGL_jaJP298JP299&amp;amp;q=spi+distance&amp;amp;btnG=%E6%A4%9C%E7%B4%A2&amp;amp;lr=&lt;br /&gt;SPIは周波数がI2Cの数倍ありますから、伝送距離が短くなると言うのは理解できます。いずれにせよ1m延ばせるのであれば、2足歩行ロボットへの適用は問題ないですね。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-1984236013267657710?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/1984236013267657710/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=1984236013267657710' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/1984236013267657710'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/1984236013267657710'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/11/i2cspi.html' title='I2C・SPIの伝送距離'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-7247258340260298790</id><published>2008-11-24T11:37:00.002+09:00</published><updated>2008-11-24T11:38:39.160+09:00</updated><title type='text'>Press-n-Peel</title><content type='html'>&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_a9Y2ap4On-o/SSoTianlnKI/AAAAAAAAAIE/Gv4eKpfTL3k/s1600-h/P1000611.JPG"&gt;&lt;img style="cursor: pointer; width: 320px; height: 240px;" src="http://3.bp.blogspot.com/_a9Y2ap4On-o/SSoTianlnKI/AAAAAAAAAIE/Gv4eKpfTL3k/s320/P1000611.JPG" alt="" id="BLOGGER_PHOTO_ID_5272047795772431522" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;おてがる基板作成で話題のPress-n-Peelを買いました。円高なので直接発注してます。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-7247258340260298790?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/7247258340260298790/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=7247258340260298790' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7247258340260298790'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7247258340260298790'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/11/press-n-peel.html' title='Press-n-Peel'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/_a9Y2ap4On-o/SSoTianlnKI/AAAAAAAAAIE/Gv4eKpfTL3k/s72-c/P1000611.JPG' height='72' width='72'/><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-1088439362330412181</id><published>2008-11-24T10:21:00.004+09:00</published><updated>2008-11-24T15:07:12.201+09:00</updated><title type='text'>開発環境だいたい完成：ＳＴＭ３２をフリーで</title><content type='html'>STM32のフリー開発環境がだいたい整いました。できあがるまでにはご多分に漏れず大分とはまっているのですが、lanchonさんのパックのおかげで大分と楽ができました。&lt;br /&gt;開発環境の概要は：&lt;br /&gt;Code Sourcery G++ Lite for ARM on windows&lt;br /&gt;(gcc, gdb, ld, etc...)&lt;br /&gt;Eclipse&lt;br /&gt;OpenOCD&lt;br /&gt;Tiny Jtag-ICE2&lt;br /&gt;CQ-STRM STM32F103VB(デザインウェーブ付属基板）&lt;br /&gt;+ベースボード&lt;br /&gt;STMicroelectoronics Firmware Library 1.0&lt;br /&gt;です。&lt;br /&gt;&lt;br /&gt;lanchonさんのサンプルのポートをデザインウェーブ基板用に書き換えて載せたのがこれです。&lt;br /&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-3376ae0d3857bbf3" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv1.nonxt8.googlevideo.com%2Fvideoplayback%3Fid%3D3376ae0d3857bbf3%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D77B2556E7886FA5886F3538FCDADF81E4F52AE22.1654FD24856E4D2AD6B1939E6547BC40DC4238FA%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D3376ae0d3857bbf3%26offsetms%3D5000%26itag%3Dw320%26sigh%3DjfhZQXudILepl4h8Bh_7Ti_PAac&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;embed width="320" height="266" src="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv1.nonxt8.googlevideo.com%2Fvideoplayback%3Fid%3D3376ae0d3857bbf3%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D77B2556E7886FA5886F3538FCDADF81E4F52AE22.1654FD24856E4D2AD6B1939E6547BC40DC4238FA%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D3376ae0d3857bbf3%26offsetms%3D5000%26itag%3Dw320%26sigh%3DjfhZQXudILepl4h8Bh_7Ti_PAac&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1" type="application/x-shockwave-flash"&gt;&lt;/embed&gt;&lt;/object&gt;&lt;br /&gt;LED点滅しました。&lt;br /&gt;&lt;br /&gt;この時点で、&lt;br /&gt;main.elfが314kb、main.binが12kbです。&lt;br /&gt;ばかでかいライブラリがインクルードされているにしてはbinが小さいんですが、本当にこれだけで済んでいるのであれば、メモリには大分と余裕がありますね。&lt;br /&gt;mapfileを見てみると、0x08003ed4までプログラムが配置されています。起点が0x08000000ですから、プログラムサイズとしては16084byteで、15.7kbぐらいです。mapfileを見る限りでは、fwlibが全部リンクされているように見えます。ソースのサイズだけからすると500MBぐらいありますが、バイナリにするとこの程度なんでしょうか？libstm32fw.aになっている時点で600kbぐらいですが。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-1088439362330412181?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='enclosure' type='video/mp4' href='http://www.blogger.com/video-play.mp4?contentId=3376ae0d3857bbf3&amp;type=video%2Fmp4' length='0'/><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/1088439362330412181/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=1088439362330412181' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/1088439362330412181'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/1088439362330412181'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/11/blog-post_24.html' title='開発環境だいたい完成：ＳＴＭ３２をフリーで'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-7213263399639523791</id><published>2008-11-19T13:23:00.001+09:00</published><updated>2008-11-19T13:23:52.235+09:00</updated><title type='text'>STM32の開発ボード</title><content type='html'>STM32のドキュメントとサンプルコードを見ていると大分と充実している感があり、開発期間を短縮できそうです。&lt;br /&gt;新参チップですが、どれくらい開発ボードが流通しているのか調べてみました。STM32の公式サイトで紹介されているものをチェックしたのですが、国産のものはCQの付録を除くとまだ無いようです。&lt;br /&gt;実際の開発では、OpenOCD経由でJTAGを使って開発する可能性が高いですからOpenOCD対応JTAGが使える、付いていることをチェックポイントとしました。&lt;br /&gt;&lt;br /&gt;Olimex&lt;br /&gt;STM32-H103&lt;br /&gt;26.95euro&lt;br /&gt;STM32-P103&lt;br /&gt;45.95euro&lt;br /&gt;STM32-103STK&lt;br /&gt;79.95euro&lt;br /&gt;ヘッダボードに丸ごとJTAGコネクタが載っています。&lt;br /&gt;&lt;br /&gt;CQ出版&lt;br /&gt;Design Wave付録基盤＋開発ボード＋追加部品&lt;br /&gt;2480+6000+1000yen&lt;br /&gt;&lt;br /&gt;ST&lt;br /&gt;STM3210B-EVAL&lt;br /&gt;STM3210E-EVAL&lt;br /&gt;22869yen&lt;br /&gt;&lt;br /&gt;Hitex&lt;br /&gt;STM32-PerformanceStick&lt;br /&gt;7097yen&lt;br /&gt;STM32スタータ･キット&lt;br /&gt;12746yen&lt;br /&gt;はUSB-JTAGインターフェースまでが搭載されていて安価な模様&lt;br /&gt;OpenOCDも対応しているようですが未確認です。&lt;br /&gt;&lt;br /&gt;IAR&lt;br /&gt;STM32 KickStart(TM) キット&lt;br /&gt;238.75USD&lt;br /&gt;IAR J-Link（USB/JTAG）がついているがOpenOCDのサポートは怪しそう。コンパイルし直す必要がありそうです。&lt;br /&gt;&lt;br /&gt;Keil&lt;br /&gt;STM32スタータ･キット&lt;br /&gt;181.25USD&lt;br /&gt;ULINK（USB/JTAG)がついているがOpenOCDのサポートは不明&lt;br /&gt;&lt;br /&gt;Raisonance&lt;br /&gt;STM32REvaスタータ･キッ&lt;br /&gt;208.75USD&lt;br /&gt;RLink（USB/JTAG）がついているがOpenOCDのサポートは不明。&lt;br /&gt;&lt;br /&gt;値段はDigikeyです。&lt;br /&gt;&lt;br /&gt;開発ボード型は手軽で良いのですが、できれば実際のプロダクトにそのまま組み込めるヘッダボード型の方が何かと融通が利くのではないかと思います。&lt;br /&gt;そうすると国産＋ピン数が多いということでDesignwave付録基板を推したいのですが、バックナンバーが終了→品切れという可能性があり、入手性→再現性に難がありそうです。&lt;br /&gt;Olimexはガレージビルダーっぽいですが、継続的な入手性はありそうですね。USB-JTAGが安い＋開発環境までパッケージで提供しているというのもポイント高いです。そのまま使わないにしても、参考にできそうですので。&lt;br /&gt;Hitexは手軽そうなのですが、ＩＯボードまで入れるとちょっと不細工なのが気になります。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-7213263399639523791?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/7213263399639523791/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=7213263399639523791' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7213263399639523791'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7213263399639523791'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/11/stm32.html' title='STM32の開発ボード'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-167174485941875518</id><published>2008-11-18T09:49:00.002+09:00</published><updated>2008-11-18T09:56:00.611+09:00</updated><title type='text'>しばらく空きましたが…</title><content type='html'>現在、以下のプロジェクトを検討中です&lt;br /&gt;・３軸デジタルジャイロを作る&lt;br /&gt;３軸ジャイロ、それもデジタルのものは、個人がホビー用途に適用できる様なものはなかなか市販されていません。２軸や１軸のジャイロを複数くっつけるというのもどうも芸がありませんので何とか方法が無いかなぁと。&lt;br /&gt;案１　３軸地磁気センサを利用して単位時間毎にセンサの方向を検出し、時間毎の差分を計測して、角度として出力する&lt;br /&gt;案２　３軸加速度センサを３つ利用して、それぞれの動加速度を検出し、それぞれの加速度センサーのベクトルの向きから角速度を検出して出力する&lt;br /&gt;案１の方がスマートな方法ですが、地磁気センサーがどれぐらい外乱に強いかどうかを検証する必要がありそうです&lt;br /&gt;・フリーな開発環境の構築&lt;br /&gt;AT91SAM7SかSTM32を使ったフリーな開発環境の構築を考えているのですが、どちらが良いのか、検証中です。コア自体の性能やライブラリ、ドキュメントの充実度を比較しています。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-167174485941875518?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/167174485941875518/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=167174485941875518' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/167174485941875518'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/167174485941875518'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/11/blog-post_18.html' title='しばらく空きましたが…'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-8099283253667904769</id><published>2008-11-05T10:23:00.002+09:00</published><updated>2008-11-05T10:28:49.569+09:00</updated><title type='text'>感圧センサー</title><content type='html'>&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-dd71d53f220ce8b4" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv15.nonxt5.googlevideo.com%2Fvideoplayback%3Fid%3Ddd71d53f220ce8b4%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D439AA7E1072278636D5BA5672261E2354878AC9B.26A7A3C878E0F180062C63B053FA049DC2052E39%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3Ddd71d53f220ce8b4%26offsetms%3D5000%26itag%3Dw320%26sigh%3DpyNkM11ggj5q1bYdT75aB9f0GUw&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;embed width="320" height="266" src="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv15.nonxt5.googlevideo.com%2Fvideoplayback%3Fid%3Ddd71d53f220ce8b4%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D439AA7E1072278636D5BA5672261E2354878AC9B.26A7A3C878E0F180062C63B053FA049DC2052E39%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3Ddd71d53f220ce8b4%26offsetms%3D5000%26itag%3Dw320%26sigh%3DpyNkM11ggj5q1bYdT75aB9f0GUw&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1" type="application/x-shockwave-flash"&gt;&lt;/embed&gt;&lt;/object&gt;&lt;br /&gt;足裏に付けるための感圧センサーとしてツクモロボット王国で売っているニッタのフレクシフォースの導入を検討していたのですが、ドキュメントが少ないのがネックでした。オペアンプにつなげる抵抗値を自分で探るというのはちょっと…。&lt;br /&gt;http://www.nitta.co.jp/product/mechasen/sensor/flexi_summary.html&lt;br /&gt;でいろいろ探していたら、イクシスリサーチさんが売っている、&lt;br /&gt;Interlink FSR(感圧センサ)&lt;br /&gt;がドキュメントも豊富なので、採用を決定。&lt;br /&gt;注文後すぐに届きました。早速テスターで実験したのがこの動画です。手が足らないので当事務所の美人秘書ｉ子さんに加圧、カメラ撮りをお願いしました。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-8099283253667904769?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='enclosure' type='video/mp4' href='http://www.blogger.com/video-play.mp4?contentId=dd71d53f220ce8b4&amp;type=video%2Fmp4' length='0'/><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/8099283253667904769/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=8099283253667904769' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/8099283253667904769'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/8099283253667904769'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/11/blog-post.html' title='感圧センサー'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-7700885931697342627</id><published>2008-10-27T11:55:00.003+09:00</published><updated>2008-10-27T12:02:37.352+09:00</updated><title type='text'>4D SystemsのＬＣＤ　シリアルテストプログラム　マイコンに接続したら</title><content type='html'>&lt;a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_a9Y2ap4On-o/SQUtyfKu1_I/AAAAAAAAAH8/KVXBD1d19Os/s1600-h/P1000600.JPG"&gt;&lt;img style="cursor: pointer; width: 320px; height: 240px;" src="http://3.bp.blogspot.com/_a9Y2ap4On-o/SQUtyfKu1_I/AAAAAAAAAH8/KVXBD1d19Os/s320/P1000600.JPG" alt="" id="BLOGGER_PHOTO_ID_5261662085035513842" border="0" /&gt;&lt;/a&gt;&lt;br /&gt;このLCDボードは信号はCMOSレベル(3.3v)で電源はTTLレベル(5v)とのこと。どうやって電源を取るか迷いましたが、とりあえずIOボードのレセプタクルピンに直づけしました。&lt;br /&gt;&lt;br /&gt;&lt;object width="320" height="266" class="BLOG_video_class" id="BLOG_video-251de7037a470d8b" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"&gt;&lt;param name="movie" value="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv2.nonxt7.googlevideo.com%2Fvideoplayback%3Fid%3D251de7037a470d8b%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D79D5203802BF974BFEB9926C13F4B2D761294327.4C831E6C11F498B0473E19D854165C14E2AD6A5F%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D251de7037a470d8b%26offsetms%3D5000%26itag%3Dw320%26sigh%3D920T1HcMa9UKR4cMJbdfgpCBC14&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1"&gt;&lt;param name="bgcolor" value="#FFFFFF"&gt;&lt;embed width="320" height="266" src="http://www.blogger.com/img/videoplayer.swf?videoUrl=http%3A%2F%2Fv2.nonxt7.googlevideo.com%2Fvideoplayback%3Fid%3D251de7037a470d8b%26itag%3D5%26begin%3D0%26len%3D86400000%26app%3Dblogger%26et%3Dplay%26el%3DEMBEDDED%26ip%3D0.0.0.0%26ipbits%3D0%26expire%3D1271351311%26sparams%3Did%252Citag%252Cip%252Cipbits%252Cexpire%26signature%3D79D5203802BF974BFEB9926C13F4B2D761294327.4C831E6C11F498B0473E19D854165C14E2AD6A5F%26key%3Dck1&amp;amp;thumbnailUrl=http%3A%2F%2Fvideo.google.com%2FThumbnailServer2%3Fapp%3Dblogger%26contentid%3D251de7037a470d8b%26offsetms%3D5000%26itag%3Dw320%26sigh%3D920T1HcMa9UKR4cMJbdfgpCBC14&amp;amp;messagesUrl=video.google.com%2FFlashUiStrings.xlb%3Fframe%3Dflashstrings%26hl%3Den&amp;amp;nogvlm=1" type="application/x-shockwave-flash"&gt;&lt;/embed&gt;&lt;/object&gt;&lt;br /&gt;&lt;br /&gt;でさっきのシリアルプログラムにつないだ結果がこれです。？？？？？の連続。いろいろと調べてみると、入力が出力に追いついてないみたいです。1文字送るたびにwhileで3000ループぐらい待つとちゃんと表示されるのですが、こんなにオーバーヘッドがあるのであれば使い物になりません。&lt;br /&gt;こまったなぁ、バッファでもあればいいのになーと思ってあきらめて違うＬＣＤをつないだ後で、マニュアルをもう一回よく読んでみたら、バッファ命令、ありました。最初からマニュアルちゃんと読むべきでしたね。つなげ直しは面倒くさいですが、もう一回チャレンジしてみます。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-7700885931697342627?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='enclosure' type='video/mp4' href='http://www.blogger.com/video-play.mp4?contentId=251de7037a470d8b&amp;type=video%2Fmp4' length='0'/><link rel='replies' type='application/atom+xml' href='http://robot.homu.net/feeds/7700885931697342627/comments/default' title='コメントの投稿'/><link rel='replies' type='text/html' href='https://www.blogger.com/comment.g?blogID=2376999865738483694&amp;postID=7700885931697342627' title='0 件のコメント'/><link rel='edit' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7700885931697342627'/><link rel='self' type='application/atom+xml' href='http://www.blogger.com/feeds/2376999865738483694/posts/default/7700885931697342627'/><link rel='alternate' type='text/html' href='http://robot.homu.net/2008/10/4d-systems_9469.html' title='4D SystemsのＬＣＤ　シリアルテストプログラム　マイコンに接続したら'/><author><name>川内康雄</name><uri>http://www.blogger.com/profile/03953196582576221059</uri><email>noreply@blogger.com</email><gd:extendedProperty xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><media:thumbnail xmlns:media='http://search.yahoo.com/mrss/' url='http://3.bp.blogspot.com/_a9Y2ap4On-o/SQUtyfKu1_I/AAAAAAAAAH8/KVXBD1d19Os/s72-c/P1000600.JPG' height='72' width='72'/><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-8988034786601549112</id><published>2008-10-27T09:01:00.002+09:00</published><updated>2008-10-27T11:53:41.820+09:00</updated><title type='text'>4D SystemsのＬＣＤ　シリアルテストプログラム</title><content 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xmlns:gd='http://schemas.google.com/g/2005' name='OpenSocialUserId' value='12453385598240737784'/></author><thr:total xmlns:thr='http://purl.org/syndication/thread/1.0'>0</thr:total></entry><entry><id>tag:blogger.com,1999:blog-2376999865738483694.post-6700616888691402743</id><published>2008-10-26T21:28:00.001+09:00</published><updated>2008-10-26T21:31:31.202+09:00</updated><title type='text'>4D SystemsのＬＣＤ　前書き</title><content type='html'>ストロベリーリナックスで売っている4D SystemsのLCDやOLEDのボードがとてもおもしろそうだったのですが、入荷後すぐに売り切れになってしまうみたいです。シリアルでコントロールできる、マイクロＳＤ装備、スピーカー付きというのがマイコン向きで、何とも興味をそそります。&lt;br /&gt;で、オーストラリアドルが急落したので、この際ならと思い、直接発注しました。思いの外早く届きました。&lt;br /&gt;http://www.4dsystems.com.au/&lt;br /&gt;&lt;br /&gt;サンプルプログラムを動かしたときの感動をお伝えするため、ビデオをいくつか載せます。&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/2376999865738483694-6700616888691402743?l=robot.homu.net' alt='' /&gt;&lt;/div&gt;</content><link rel='replies' 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