Ambiq Micro-AMA3B2KK-KBR芯片可穿戴产品解决方案开发之基于Freertos系统的按键和LED控制

    xTaskCreate(setup_task, "Setup", 512, 0, 3, &xSetupTask);

void setup_task(void *pvParameters)
{
    //
    // Print a debug message.
    //
    am_util_debug_printf("Running setup tasks...\r\n");

    //
    // Run setup functions.
    //
    LedTaskSetup();
    
    //disable_print_interface();
    
    //
    // Create the functional tasks
    //
    xTaskCreate(LedTask, "LEDTask", 512, 0, 3, &led_task_handle);
    //
    // The setup operations are complete, so suspend the setup task now.
    //
    vTaskSuspend(NULL);

    while (1);
}

void LedTask(void *pvParameters)
{
    uint32_t bitSet;

    while (1)
    {
        //
        // Wait for an event to be posted to the LED Event Handle.
        //
        bitSet = xEventGroupWaitBits(xLedEventHandle, 0x7, pdTRUE,
                            pdFALSE, portMAX_DELAY);
        if (bitSet != 0)
        {
            // Button Press Event received
            // Toggle respective LED(s)
            if (bitSet & (1 << 0))
            {
                am_devices_led_toggle(am_bsp_psLEDs, 0);
                am_util_debug_printf("LEDTask: led1 switch \n");

            }
            if (bitSet & (1 << 1))
            {
                am_devices_led_toggle(am_bsp_psLEDs, 1);
                am_util_debug_printf("LEDTask: led2 switch \n");

            }
            if (bitSet & (1 << 2))
            {
                am_devices_led_toggle(am_bsp_psLEDs, 2);
                am_util_debug_printf("LEDTask: led3 switch \n");

            }
        }
    }
}