{"id":322,"date":"2013-05-13T20:08:33","date_gmt":"2013-05-13T19:08:33","guid":{"rendered":"http:\/\/honza.paws.cz\/?p=322"},"modified":"2014-07-25T12:47:50","modified_gmt":"2014-07-25T11:47:50","slug":"texas-instruments-launchpad","status":"publish","type":"post","link":"http:\/\/honza.paws.cz\/?p=322","title":{"rendered":"Texas Instruments Launchpad"},"content":{"rendered":"<p style=\"text-align: justify;\">A\u017e z dalek\u00e9ho Texasu, nebo sp\u00ed\u0161e naopak z \u010c\u00edny, ke m\u011b dorazila mal\u00e1 desti\u010dka zvan\u00e1 Launchpad. Poprv\u00e9 jsem vid\u011bl Launchpad v loni na podzim ve \u010dl\u00e1nku na serveru <a title=\"\u017div\u011b.cz\" href=\"http:\/\/www.zive.cz\/bleskovky\/stellaris-launchpad-jednoduchy-pocitac-za-300-korun\/sc-4-a-166265\/default.aspx\" target=\"_blank\">\u017div\u011b.cz<\/a>, to je ale, jak nyn\u00ed vid\u00edm, Stellaris Launchpad, kter\u00fd m\u00e1 bl\u00ed\u017ee k Raspberry PI. M\u016fj Launchpad je program\u00e1tor a debuger, vlo\u017e\u00ed se do n\u011bj 14\/20 no\u017ei\u010dkov\u00fd MCU, nahraje se program, d\u00edky p\u0159ipraven\u00fdm v\u00fdvod\u016fm je mo\u017en\u00e9 jej hned otestovat, nakonec MCU vz\u00edt a p\u0159ip\u00e1jet jej do DPS, kde bude plnit \u00fakoly, na kter\u00e9 je Raspberry PI zbyte\u010dn\u011b velk\u00e9. Nav\u00edc by m\u011bly bohat\u011b sta\u010dit dv\u011b tu\u017ekov\u00e9 baterie. Zat\u00edm jsem vyzkou\u0161el jen p\u0159ipojen\u00ed k Ubuntu, kter\u00e9 funguje. V budoucnu pl\u00e1nuji nahradit Raspberry PI v \u010dasom\u00ed\u0159e pro po\u017e\u00e1rn\u00ed sport jedn\u00edm z MCU \u0159ady MSP430G2xxx, proto\u017ee i RPI je zbyte\u010dn\u00fd p\u0159epych. A samoz\u0159ejm\u011b r\u016fzn\u00e9 ty dom\u00e1c\u00ed pr\u00e1ce, m\u011b\u0159en\u00ed teploty, kontroly, mysl\u00edm, \u017ee se toho najde dost.<a href=\"http:\/\/honza.paws.cz\/wp-content\/uploads\/2013\/05\/IMGP1508.jpg\"><img loading=\"lazy\" class=\"size-medium wp-image-323 aligncenter\" src=\"http:\/\/honza.paws.cz\/wp-content\/uploads\/2013\/05\/IMGP1508-300x199.jpg\" alt=\"Launchpad a RPI\" width=\"300\" height=\"199\" srcset=\"http:\/\/honza.paws.cz\/wp-content\/uploads\/2013\/05\/IMGP1508-300x199.jpg 300w, http:\/\/honza.paws.cz\/wp-content\/uploads\/2013\/05\/IMGP1508-624x414.jpg 624w, http:\/\/honza.paws.cz\/wp-content\/uploads\/2013\/05\/IMGP1508.jpg 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><br \/>\nPro\u010d jsem si vlastn\u011b vybral Launchpad? Hlavn\u011b kv\u016fli cen\u011b. Jsem kvidla, moc eltech. vzd\u011bl\u00e1n\u00ed nem\u00e1m a z MCU m\u00e1m strach \ud83d\ude42 Rad\u011bji holduji software.<\/p>\n<ul>\n<li style=\"text-align: justify;\">Launchpad se p\u0159ipojuje rovnou do USB.<\/li>\n<li style=\"text-align: justify;\">Nestoj\u00ed ani tis\u00edc ani p\u011bt set, ale jen 160\u00a0K\u010d na farnell.com (v \u010desk\u00fdch obchodech tak\u00a0360 K\u010d) a st\u00e1val je\u0161t\u011b m\u00e9n\u011b.<\/li>\n<li style=\"text-align: justify;\">Dostanu v balen\u00ed dva kusy MCU a zd\u00e1 se, \u017ee deska samotn\u00e1 je skoro za pakatel.<\/li>\n<li style=\"text-align: justify;\">Cht\u011bl jsem pouzdro DIL, kv\u016fli snadn\u00e9mu p\u00e1jen\u00ed, p\u0159ipojen\u00ed do breadbordu atp.<\/li>\n<li style=\"text-align: justify;\">Narozd\u00edl od PIC a Atmel dost\u00e1v\u00e1m 16-bit po\u010d\u00edta\u010d (bude to v\u00fdhoda?) za stejnou cenu.<\/li>\n<li style=\"text-align: justify;\">Vybran\u00fd MCU m\u00e1 AD p\u0159evodn\u00edk a s\u00e9riov\u00e9 komunika\u010dn\u00ed protokoly, kter\u00e9 pot\u0159ebuji.<\/li>\n<li style=\"text-align: justify;\">Pravd\u011bpodobn\u011b nebude probl\u00e9m s programov\u00e1n\u00ed v Linuxu.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Ale, rodina MCU MSP430 je mnohem \u0161ir\u0161\u00ed nejvy\u0161\u0161\u00ed \u0159ada stoj\u00ed od jednoho do t\u0159\u00ed set korun a maj\u00ed t\u0159eba integrovan\u00fd LCD, USB a dal\u0161\u00ed \u0159adi\u010de, ale te\u010f u\u017e trochu va\u0159\u00edm z vody, proto\u017ee jsem v\u0161e neprozkoumal. Pointa m\u011bla b\u00fdt takov\u00e9, \u017ee je mo\u017enost se stejn\u00fdmi postupy nau\u010den\u00fdmi na z\u00e1kladn\u00ed \u0159ad\u011b postoupit k lep\u0161\u00edmu vybaven\u00ed, by\u0165 si p\u0159iplat\u00edme za dra\u017e\u0161\u00ed program\u00e1tory. Je t\u0159eba n\u011bjak za\u010d\u00edt a nevid\u00edm nic lep\u0161\u00edho, ne\u017e koupit tak levn\u00fd hotov\u00fd program\u00e1tor a jen cvakat k\u00f3d programu a jednodu\u0161e testovat funk\u010dnost s v\u011bdomostmi z\u00edskan\u00fdmi pomoc\u00ed Raspberry PI.<br \/>\nTak\u017ee po drobn\u00e9m martyriu se softwarem jsem na\u0161el p\u011bkn\u00fd <a href=\"http:\/\/www.itopen.it\/2013\/03\/01\/msp430-energia-on-linux\/\">\u010dl\u00e1nek<\/a> vysv\u011btluj\u00edc\u00ed z\u00e1klady. J\u00e1 musel p\u0159id\u011blat symlink pro 64-bitovou knihovnu a pak u\u017e se otev\u0159elo mal\u00e9 ok\u00e9nko editoru Energia, zkusil jsem p\u0159\u00edklad s blik\u00e1n\u00edm diod a hned je mi jasno, jak to cel\u00e9 funguje, no to je par\u00e1da, do ve\u010dera bych klidn\u011b zvl\u00e1dl zprovoznit display. Pokud se neobjev\u00ed n\u011bco z\u00e1sadn\u011b velk\u00e9ho, budu jen tento \u010dl\u00e1nek jako \u00favodn\u00edk k MSP430 roz\u0161i\u0159ovat.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A\u017e z dalek\u00e9ho Texasu, nebo sp\u00ed\u0161e naopak z \u010c\u00edny, ke m\u011b dorazila mal\u00e1 desti\u010dka zvan\u00e1 Launchpad. Poprv\u00e9 jsem vid\u011bl Launchpad v loni na podzim ve \u010dl\u00e1nku na serveru \u017div\u011b.cz, to je ale, jak nyn\u00ed vid\u00edm, Stellaris Launchpad, kter\u00fd m\u00e1 bl\u00ed\u017ee k Raspberry PI. M\u016fj Launchpad je program\u00e1tor a debuger, vlo\u017e\u00ed se do n\u011bj 14\/20 no\u017ei\u010dkov\u00fd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[],"_links":{"self":[{"href":"http:\/\/honza.paws.cz\/index.php?rest_route=\/wp\/v2\/posts\/322"}],"collection":[{"href":"http:\/\/honza.paws.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/honza.paws.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/honza.paws.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/honza.paws.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=322"}],"version-history":[{"count":11,"href":"http:\/\/honza.paws.cz\/index.php?rest_route=\/wp\/v2\/posts\/322\/revisions"}],"predecessor-version":[{"id":471,"href":"http:\/\/honza.paws.cz\/index.php?rest_route=\/wp\/v2\/posts\/322\/revisions\/471"}],"wp:attachment":[{"href":"http:\/\/honza.paws.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/honza.paws.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=322"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/honza.paws.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}