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\u5f00\u542f\u4efb\u52a1\u8c03\u5ea6\u5668<\/h2>\n

\u5f00\u542f\u4efb\u52a1\u8c03\u5ea6\u5668API\u51fd\u6570\uff1avTaskStartScheduler()<\/p>\n

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2\u3001\u5982\u679c\u4f7f\u80fd\u8f6f\u4ef6\u5b9a\u65f6\u5668\uff0c\u5219\u521b\u5efa\u5b9a\u65f6\u5668\u4efb\u52a1\u3002<\/p>\n

3\u3001\u5173\u95ed\u4e2d\u65ad\uff0c\u9632\u6b62\u8c03\u5ea6\u5668\u5f00\u542f\u4e4b\u524d\u6216\u8fc7\u7a0b\u4e2d\uff0c\u53d7\u4e2d\u65ad\u5e72\u6270\uff0c\u4f1a\u5728\u8fd0\u884c\u7b2c\u4e00\u4e2a\u4efb\u52a1\u65f6\u6253\u5f00\u4e2d\u65ad\u3002<\/p>\n

4\u3001\u521d\u59cb\u5316\u5168\u5c40\u53d8\u91cf\uff08\u4e0b\u4e00\u4e2a\u4efb\u52a1\u7684\u963b\u585e\u8d85\u65f6\u7684\u65f6\u95f4\u8bbe\u7f6e\u4e3a0xFFFFFFFF\u3001\u8c03\u5ea6\u5668\u8fd0\u884c\u72b6\u6001\u53d8\u91cf\u8bbe\u7f6e\u4e3apdTRUE\u3001\u5fc3\u8df3\u8282\u62cd\u8ba1\u6570\u5668\u8bbe\u7f6e\u4e3a0\uff09\uff0c\u5e76\u5c06\u4efb\u52a1\u8c03\u5ea6\u5668\u7684\u8fd0\u884c\u6807\u5fd7\u8bbe\u7f6e\u4e3a\u5df2\u8fd0\u884c\u3002<\/p>\n

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6\u3001\u8c03\u7528\u51fd\u6570 xPortStartScheduler()\u3002<\/p>\n

xPortStartScheduler()\u51fd\u6570\u662f\u4ec0\u4e48\u5462\uff1f<\/p>\n

\u914d\u7f6e\u4e0e\u5f00\u542f\u7b2c\u4e00\u4efb\u52a1API\u51fd\u6570\uff1axPortStartScheduler()<\/p>\n

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1\u3001\u68c0\u6d4b\u7528\u6237\u5728 FreeRTOSConfig.h \u6587\u4ef6\u4e2d\u5bf9\u4e2d\u65ad\u7684\u76f8\u5173\u914d\u7f6e\u662f\u5426\u6709\u8bef\uff08\u975e\u91cd\u70b9\uff09\u3002<\/p>\n

2\u3001\u914d\u7f6e PendSV \u548c SysTick \u7684\u4e2d\u65ad\u4f18\u5148\u7ea7\u4e3a\u6700\u4f4e\u4f18\u5148\u7ea7\u3002<\/p>\n

3\u3001\u8c03\u7528\u51fd\u6570 vPortSetupTimerInterrupt()\u914d\u7f6e SysTick(\u6ef4\u7b54\u5b9a\u65f6\u5668)\u53d8\u62101ms\u4e2d\u65ad\u4e00\u6b21\u3002<\/p>\n

4\u3001\u521d\u59cb\u5316\u4e34\u754c\u533a\u5d4c\u5957\u8ba1\u6570\u5668\u4e3a 0\u3002<\/p>\n

5\u3001\u8c03\u7528\u51fd\u6570 prvEnableVFP()\u4f7f\u80fd FPU\u3002<\/p>\n

6\u3001\u8c03\u7528\u51fd\u6570 prvStartFirstTask()\u542f\u52a8\u7b2c\u4e00\u4e2a\u4efb\u52a1<\/p>\n

\u542f\u52a8\u7b2c\u4e00\u4e2a\u4efb\u52a1<\/h2>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

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