{"id":1175,"date":"2020-11-27T11:07:45","date_gmt":"2020-11-27T11:07:45","guid":{"rendered":"https:\/\/ibex.tech\/embedded\/?p=1175"},"modified":"2022-02-18T15:37:48","modified_gmt":"2022-02-18T15:37:48","slug":"mplabx-assembler","status":"publish","type":"post","link":"https:\/\/ibex.tech\/embedded\/microchip\/mplab-x\/assembler-mplab-x\/mplabx-assembler","title":{"rendered":"MPLAB X Assembler"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\">As you start decisions for an assembler project in MPLAB X<\/h4>\n\n\n\n<h5 class=\"wp-block-heading\">Memory mode<\/h5>\n\n\n<p>Absolute mode (not recommended)<\/p>\n<p style=\"padding-left: 40px;\">Newer versions of MPLABX apparently support absolute mode a bit better, but problems with global variables can be caused by using absolute addressing instead of relative addressing. This is a 30 years old technique.<\/p>\n<p style=\"padding-left: 40px;\">MPLAB X will not show variables using absolute addressing in the watch window, this is a massive problem!&nbsp; Rumours it may now, true??<\/p>\n<p style=\"padding-left: 40px;\">You will need to manually set a checkbox in the project properties to tell MPLABX that this is an absolute mode project.<\/p>\n<p>Relocatable mode<\/p>\n<p style=\"padding-left: 40px;\">This is the modern recommended addressing mode.<\/p>\n\n\n<h4 class=\"wp-block-heading\">MPLABX PIC Assembly support<\/h4>\n\n\n\n<p>MPLAB X no longer supports mpasm<\/p>\n\n\n\n<p>There&#8217;s a new XC8 PIC Assembly &#8220;pic-as&#8221;.  You need to install an up to date version of XC8 and you&#8217;ll then get &#8220;pic-as&#8221; offered as a compiler toolchain when creating a new project.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>As you start decisions for an assembler project in MPLAB X Memory mode Absolute mode (not recommended) Newer versions of MPLABX apparently support absolute mode a bit better, but problems with global variables can be caused by using absolute addressing instead of relative addressing. This is a 30 years old technique. MPLAB X will not [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[94],"tags":[],"class_list":["post-1175","post","type-post","status-publish","format-standard","hentry","category-assembler-mplab-x"],"_links":{"self":[{"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/posts\/1175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/comments?post=1175"}],"version-history":[{"count":6,"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/posts\/1175\/revisions"}],"predecessor-version":[{"id":1183,"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/posts\/1175\/revisions\/1183"}],"wp:attachment":[{"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/media?parent=1175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/categories?post=1175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ibex.tech\/embedded\/wp-json\/wp\/v2\/tags?post=1175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}