{"id":254,"date":"2020-11-28T17:23:51","date_gmt":"2020-11-28T17:23:51","guid":{"rendered":"http:\/\/techblog.auchmonoabspielbar.de\/?p=254"},"modified":"2020-11-28T17:23:51","modified_gmt":"2020-11-28T17:23:51","slug":"ein-risc-v-test-mit-dem-sipeed-longan-nano-board","status":"publish","type":"post","link":"http:\/\/techblog.auchmonoabspielbar.de\/?p=254","title":{"rendered":"Ein RISC-V Test mit dem Sipeed Longan Nano Board"},"content":{"rendered":"\n<p>Ich wollte schon lange mal mit einem RISC-V Prozessor experimentieren. Mit dem  Longan Nano Board f\u00fcr 2,50 Euro steht in Development Board zur Verf\u00fcgung bei dem man nicht lange nachdenken muss. F\u00fcr ein Euro Aufpreis bekommt man noch ein farbiges LCD dazu.<\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Ein RISC-V Test mit dem Sipeed Longan Nano Board\" width=\"625\" height=\"469\" src=\"https:\/\/www.youtube.com\/embed\/e964XEgw-EU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Falls jemand an dem winzigen Assembler Programm aus dem Video interessiert ist, kann man es hier kopieren:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">.section .text\n.align 2\n.global toggle\n\n.equ GPIO_PORT_B_CONTROL, 0x40010c10\n.equ SET_ALL_BITS, 0x0000ffff\n.equ RESET_ALL_BITS, 0xffff0000\n\n\ntoggle:\n  li t0, GPIO_PORT_B_CONTROL\n  li t1, SET_ALL_BITS\n  li t2, RESET_ALL_BITS\n\nloop:\n  sw t1, (t0)\n  sw t2, (t0)\n  sw t1, (t0)\n  sw t2, (t0)\n  j loop<\/pre>\n\n\n\n<p>Startbild: RISC V prototype chip &#8211; crop of File:Yunsup Lee holding RISC V prototype chip.jpg.  Wikimedia, Creative-Commons-Lizenz \u201eCC0 1.0 Verzicht auf das Copyright\u201c<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ich wollte schon lange mal mit einem RISC-V Prozessor experimentieren. Mit dem Longan Nano Board f\u00fcr 2,50 Euro steht in Development Board zur Verf\u00fcgung bei dem man nicht lange nachdenken muss. F\u00fcr ein Euro Aufpreis bekommt man noch ein farbiges LCD dazu. Falls jemand an dem winzigen Assembler Programm aus dem Video interessiert ist, kann [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-254","post","type-post","status-publish","format-standard","hentry","category-software"],"_links":{"self":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts\/254","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=254"}],"version-history":[{"count":1,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts\/254\/revisions"}],"predecessor-version":[{"id":255,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=\/wp\/v2\/posts\/254\/revisions\/255"}],"wp:attachment":[{"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=254"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/techblog.auchmonoabspielbar.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}