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[参考译文] CCS/CC2538:CC2538中的信号捕获问题

Guru**** 2537360 points
Other Parts Discussed in Thread: CC2538

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https://e2e.ti.com/support/wireless-connectivity/other-wireless-group/other-wireless/f/other-wireless-technologies-forum/582294/ccs-cc2538-issue-with-signal-capture-in-cc2538

器件型号:CC2538

工具/软件:Code Composer Studio

您好!

我尝试捕获50ms 信号。 信号具有不同的占空比。 我想单独记录信号的开/关时序。 CC2538具有捕获功能。 但它不起作用。 中断未被调用。 即使配置为执行它也是如此。 我在下面发布我的代码:

/ /

GPIODirModeSet (GPIO_D_base、GPIO_PIN_0、GPIO_DIR_MODE_HW);
GPIOPinTypeTimer (GPIO_D_base、GPIO_PIN_0);
GPIOIntTypeSet (GPIO_D_base、GPIO_PIN_0、GPIO_Bot_Edges);

TimerConfigure (GPTIMER1_BASE、GPTIMER_CFG_A_CAP_COUNT_UP);
TimerControlEvent (GPTIMER1_BASE、GPTIMER_A、GPTIMER_EVENT_BULT_edges);
TimerControlLevel (GPTIMER1_BASE、GPTIMER_A、TRUE);
TimerControlTrigger (GPTIMER1_base、GPTIMER_A、true);
TimerEnable (GPTIMER1_BASE、GPTIMER_A);

TimerIntRegister (GPTIMER1_BASE、GPTIMER_A、CAPTURE);
TimerIntEnable (GPTIMER1_BASE、GPTIMER_CAP_EVENT);
IntEnable (INT_TIMER1A);

//ISR 位于此处-:

void 捕获(void)

         静态 uint32_t TimevalgetA=0;

         TimevalgetA = TimerValueGet (GPTIMER1_base、GPTIMER_A);

/ /