{"id":1495,"date":"2025-04-11T06:04:26","date_gmt":"2025-04-11T06:04:26","guid":{"rendered":"https:\/\/webprojects.cloud\/wordpress\/splatco\/?post_type=spl_knowledgebase&#038;p=1495"},"modified":"2025-06-10T06:39:46","modified_gmt":"2025-06-10T06:39:46","slug":"mmi201-firmware-version-history-and-updates","status":"publish","type":"spl_knowledgebase","link":"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/product-documentation\/product-documentation-controllers\/mmi203-product-documentation\/mmi203-firmware-revisions-and-reflashing\/mmi201-firmware-version-history-and-updates\/","title":{"rendered":"MMi201: Firmware version history and updates"},"content":{"rendered":"\n<p>The following table lists the most significant aspects of the various\u00a0<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/glossary-of-terms\/#o370\">Firmware<\/a>\u00a0versions for MMi201. They are listed with the most recent first. The latest version is available as an rfl file on the SPLat website in the customer support area. We have only listed publicly released versions.<\/p>\n\n\n\n<p>If you are connected to the Internet, click a hot-linked filename below to download it directly from our website.<\/p>\n\n\n\n<p>If you are working off a resources CD, you will find some or all of the file(s) in the\u00a0<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/glossary-of-terms\/#o683\">reFlash<\/a>\u00a0folder on the CD (depending on the age of the CD)<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Version \/ date<\/th><th>rfl file<\/th><th>Description<\/th><\/tr><tr><td>9Jan07<\/td><td><a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/wp-content\/uploads\/2025\/04\/mmi201v3-17.rfl\">mmi201v3-17.rfl<\/a><\/td><td>Bug fixes related to a bug in the processor affecting the RTC. This is the last MMi201 release.<\/td><\/tr><tr><td>5Sep06<\/td><td><a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/wp-content\/uploads\/2025\/04\/mmi201v3-15.rfl\">mmi201v3-15.rfl<\/a><\/td><td><a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/glossary-of-terms\/#o2825\">Dialect<\/a>\u00a018 upgrade:\u00a0<code><a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/programming-reference\/instructions-arranged-by-function\/floating-point-instructions\/fanin-c-d18\/\">fAnIn<\/a>, <a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/programming-reference\/instructions-arranged-by-function\/analog-instructions\/fanout-c-d18\/\">fAnOut<\/a>, <a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/programming-reference\/instructions-arranged-by-function\/multitrack-instructions\/clrinstcount-d18\/\">ClrInstCount<\/a>, <a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/programming-reference\/instructions-arranged-by-function\/onboard-lcd-oblcd-instructions\/oblcd_hgraph-d18\/\">OBLCD_HGraph<\/a><\/code><\/td><\/tr><tr><td>4Jun06<\/td><td><a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/wp-content\/uploads\/2025\/04\/mmi201v3-14.rfl\">mmi201v3-14.rfl<\/a><\/td><td>Dialect 17: Partial ModBus implementation. Limitations are noted in\u00a0<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/tutorials-application-notes-and-white-papers\/serial-communications\/modbus\/modbus-supported-functions\/\">ModBus documentation<\/a>.<\/td><\/tr><tr><td>3Feb06<\/td><td>mmi201v3-12.rfl<\/td><td>Resolves a problem arising from a bug in the RTC chip<\/td><\/tr><tr><td>10Jan06<\/td><td>mmi201v3-11.rfl<\/td><td>Dialect 16 upgrade, adding over 170 new instructions and a raft of new features, including:<\/td><\/tr><tr><td>V3.1<\/td><td>N\/A<\/td><td>Initial release.<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>The following table lists the most significant aspects of the various\u00a0Firmware\u00a0versions for MMi201. They are listed with the most recent first. The latest version is&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1483,"menu_order":1,"template":"","class_list":["post-1495","spl_knowledgebase","type-spl_knowledgebase","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MMi201: Firmware version history and updates - SPLat Controls<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MMi201: Firmware version history and updates - SPLat Controls\" \/>\n<meta property=\"og:description\" content=\"The following table lists the most significant aspects of the various\u00a0Firmware\u00a0versions for MMi201. They are listed with the most recent first. 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