{"id":2933,"date":"2025-04-17T05:18:14","date_gmt":"2025-04-17T05:18:14","guid":{"rendered":"https:\/\/webprojects.cloud\/wordpress\/splatco\/?post_type=spl_knowledgebase&#038;p=2933"},"modified":"2025-06-10T13:19:16","modified_gmt":"2025-06-10T13:19:16","slug":"obca_waitrdg","status":"publish","type":"spl_knowledgebase","link":"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/programming-reference\/instructions-arranged-by-function\/onboard-counter-a-obca-instructions\/obca_waitrdg\/","title":{"rendered":"OBCA_WaitRdg"},"content":{"rendered":"\n<p><code>PC = &lt;OBCA frequency reading available&gt; ? (PC + 1) : PC<\/code><\/p>\n\n\n\n<p>In frequency mode only, when this instruction is executed the controller will sit and wait until a reading becomes available in the OBCA, doing nothing else while waiting. You would normally only use this instruction for very simple programs. See also&nbsp;<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/product-documentation\/product-documentation-onboard-peripherals\/onboard-counter-type-a\/obca-programming\/obca-testing-for-readings\/obca_goifrdg-line\/\">OBCA_GoIfRdg<\/a>,&nbsp;<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/product-documentation\/product-documentation-onboard-peripherals\/onboard-counter-type-a\/obca-programming\/obca-testing-for-readings\/obca_gosubifrdg-line\/\">OBCA_GoSubIfRdg<\/a>,&nbsp;<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/programming-reference\/instructions-arranged-by-function\/counting-and-related-instructions\/obca_goifnordg-line\/\">OBCA_GoIfNoRdg<\/a><\/p>\n\n\n\n<p>This is a blocking instruction. It may therefore not be used in a MultiTrack task. To get the same effect in a MultiTrack task use the sequence:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">XXX:\tYieldTask  \t\tOBCA_GoIfNoRdg\tXXX<\/pre>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td>Note: This instruction modifies UV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/glossary-of-terms\/#o2825\">Dialect<\/a>&nbsp;exclusions: Not available in dialects before 9. Also, not available on SPLat controllers that do not have&nbsp;<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/product-documentation\/product-documentation-onboard-peripherals\/onboard-counter-type-a\/obca-introduction-2\/\">OBCA support<\/a>&nbsp;(please check the documentation for your specific board and&nbsp;<a href=\"https:\/\/webprojects.cloud\/wordpress\/splatco\/knowledgebase\/glossary-of-terms\/#o370\">Firmware<\/a>&nbsp;version).<\/p>\n\n\n\n<p><em>If you are using the MMi200 please click here for information on a restriction on using this instruction.<\/em><\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td>Note: At time of writing there is no simulation of the OBCA in SPLat\/PC<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>PC = &lt;OBCA frequency reading available&gt; ? (PC + 1) : PC In frequency mode only, when this instruction is executed the controller will sit&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2903,"menu_order":10,"template":"","class_list":["post-2933","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>OBCA_WaitRdg - 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=\"OBCA_WaitRdg - SPLat Controls\" \/>\n<meta property=\"og:description\" content=\"PC = &lt;OBCA frequency reading available&gt; ? 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