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{"@context":"https://schema.org","@type":"QAPage","mainEntity":{"@type":"Question","name":"vTaskGetInfo() error.","text":"\u003cp dir=\"auto\"\u003eI am trying to use \u003ca href=\"https://www.freertos.org/vTaskGetInfo.html\" rel=\"nofollow\"\u003evTaskGetInfo()\u003c/a\u003e, but I get \u003ccode class=\"notranslate\"\u003euse of undeclared identifier 'vTaskGetInfo'\u003c/code\u003e. Is there any way for using such a FreeRTOS function (btw I observed that there are also other functions missing)?\u003c/p\u003e","upvoteCount":1,"answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"\u003cp dir=\"auto\"\u003eA quick search of the source reveals it needs to be configured to be enabled. This is true for many API functions.\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003ccode class=\"notranslate\"\u003e#if ( configUSE_TRACE_FACILITY == 1 )\u003c/code\u003e\u003c/p\u003e","upvoteCount":1,"url":"https://github.com/feilipu/Arduino_FreeRTOS_Library/discussions/129#discussioncomment-8036214"}}}