pin change interrupt with nrf52 and s132

RE: pin change interrupt with nrf52 and s132

rushin — Fri, 03 Feb 2017 08:30:21 GMT

first define #define INTERRUPT_PIN BUTTON_3

In main function

    nrf_drv_gpiote_init();
    nrf_drv_gpiote_out_config_t led_config = GPIOTE_CONFIG_OUT_TASK_LOW;
    nrf_drv_gpiote_out_init(LED_3, &led_config);

			  nrf_drv_gpiote_in_config_t config =
    {
     //   .sense = NRF_GPIOTE_POLARITY_LOTOHI,
		.sense =NRF_GPIOTE_POLARITY_TOGGLE, //NRF_GPIOTE_POLARITY_LOTOHI,
       .pull = NRF_GPIO_PIN_PULLUP  , //NRF_GPIO_PIN_NOPULL
			// .pull = NRF_GPIO_PIN_PULLUP ,
        .is_watcher = false,
        .hi_accuracy = false
    };
		
   
	  nrf_drv_gpiote_in_init(INTERRUPT_PIN, &config, gpiote_evt_handler);
		nrf_drv_gpiote_in_event_enable(INTERRUPT_PIN,true);




void gpiote_evt_handler(nrf_drv_gpiote_pin_t pin, nrf_gpiote_polarity_t action)
{
    switch(action)
    {
			 
      case    NRF_GPIOTE_POLARITY_TOGGLE:
            if(nrf_drv_gpiote_in_is_set(INTERRUPT_PIN))
            {  
            
								nrf_drv_gpiote_out_set(LED_3);
						
            }
            else							
            {  
						     nrf_drv_gpiote_out_clear(LED_3);
					
            }
            break;
        default:
          
            break;
    }
}

RE: pin change interrupt with nrf52 and s132

Anjali — Fri, 03 Feb 2017 06:56:18 GMT

Yes. I have referred the pin change example from sdk 12.1

RE: pin change interrupt with nrf52 and s132

rushin — Fri, 03 Feb 2017 06:44:43 GMT

i think you want when interrupt occurs on input pin, LED toggles

RE: pin change interrupt with nrf52 and s132

rushin — Thu, 02 Feb 2017 11:21:46 GMT

your code should not be freezed. you can add timer2 or gpiote event handler. you should post your code