uint32_t nrf_drv_ppi_channel_enable(nrf_ppi_channel_t channel)
{
if (!is_app_channel(channel))
{
return NRF_ERROR_INVALID_PARAM;
}
if (is_programmable_app_channel(channel) && !is_allocated_channel(channel))
{
return NRF_ERROR_INVALID_STATE;
}
nrf_ppi_channel_enable(channel);
return NRF_SUCCESS;
}
uint32_t nrf_drv_ppi_channel_enable(nrf_ppi_channel_t channel)
{
ret_code_t err_code = NRF_SUCCESS;
if (!is_app_channel(channel))
{
err_code = NRF_ERROR_INVALID_PARAM;
}
else if (is_programmable_app_channel(channel) && !is_allocated_channel(channel))
{
err_code = NRF_ERROR_INVALID_STATE;
}
else
{
nrf_ppi_channel_enable(channel);
}
NRF_LOG_INFO("Function: %s, error code: %s.\r\n", (uint32_t)__func__, (uint32_t)ERR_TO_STR(err_code));
return err_code;
}
/**
* @brief Initialize PPI to toggle GPIO pins on Softdevice events. Initialize GPIO to set it
* according to Softdevice arbiter client events.
*/
static void raal_softdevice_event_gpio_toggle_init(void)
{
#if RAAL_SOFTDEVICE
nrf_gpio_cfg_output(PIN_DBG_TIMESLOT_ACTIVE);
nrf_gpio_cfg_output(PIN_DBG_TIMESLOT_EXTEND_REQ);
nrf_gpio_cfg_output(PIN_DBG_TIMESLOT_SESSION_IDLE);
nrf_gpio_cfg_output(PIN_DBG_TIMESLOT_RADIO_IRQ);
nrf_gpio_cfg_output(PIN_DBG_TIMESLOT_FAILED);
nrf_gpio_cfg_output(PIN_DBG_TIMESLOT_BLOCKED);
nrf_gpio_cfg_output(PIN_DBG_RTC0_EVT_REM);
nrf_gpiote_task_configure(5, PIN_DBG_RTC0_EVT_REM, NRF_GPIOTE_POLARITY_TOGGLE, NRF_GPIOTE_INITIAL_VALUE_HIGH);
nrf_gpiote_task_enable(5);
nrf_ppi_channel_endpoint_setup(NRF_PPI_CHANNEL5, (uint32_t) &NRF_RTC0->EVENTS_COMPARE[1], nrf_gpiote_task_addr_get(NRF_GPIOTE_TASKS_OUT_5));
nrf_ppi_channel_enable(NRF_PPI_CHANNEL5);
#endif // RAAL_SOFTDEVICE
}
uint32_t nrf_drv_ppi_channel_enable(nrf_ppi_channel_t channel)
{
uint32_t err_code;
if (!is_app_channel(channel))
{
err_code = NRF_ERROR_INVALID_PARAM;
}
else if (is_programmable_app_channel(channel) && !is_allocated_channel(channel))
{
err_code = NRF_ERROR_INVALID_STATE;
}
else
{
#if (NRF_PPI_RESTRICTED > 0)
err_code = sd_ppi_channel_enable_set(channel_to_mask(channel));
#else
nrf_ppi_channel_enable(channel);
err_code = NRF_SUCCESS;
#endif
}
return err_code;
}
/**
* @brief Initialize PPI to toggle GPIO pins on radio events.
*/
static void radio_event_gpio_toggle_init(void)
{
nrf_gpio_cfg_output(PIN_DBG_RADIO_EVT_END);
nrf_gpio_cfg_output(PIN_DBG_RADIO_EVT_DISABLED);
nrf_gpio_cfg_output(PIN_DBG_RADIO_EVT_READY);
nrf_gpio_cfg_output(PIN_DBG_RADIO_EVT_FRAMESTART);
nrf_gpio_cfg_output(PIN_DBG_RADIO_EVT_EDEND);
nrf_gpio_cfg_output(PIN_DBG_RADIO_EVT_PHYEND);
nrf_gpiote_task_configure(0, PIN_DBG_RADIO_EVT_END, NRF_GPIOTE_POLARITY_TOGGLE, NRF_GPIOTE_INITIAL_VALUE_HIGH);
nrf_gpiote_task_configure(1, PIN_DBG_RADIO_EVT_DISABLED, NRF_GPIOTE_POLARITY_TOGGLE, NRF_GPIOTE_INITIAL_VALUE_HIGH);
nrf_gpiote_task_configure(2, PIN_DBG_RADIO_EVT_READY, NRF_GPIOTE_POLARITY_TOGGLE, NRF_GPIOTE_INITIAL_VALUE_HIGH);
nrf_gpiote_task_configure(3, PIN_DBG_RADIO_EVT_FRAMESTART, NRF_GPIOTE_POLARITY_TOGGLE, NRF_GPIOTE_INITIAL_VALUE_HIGH);
nrf_gpiote_task_configure(4, PIN_DBG_RADIO_EVT_EDEND, NRF_GPIOTE_POLARITY_TOGGLE, NRF_GPIOTE_INITIAL_VALUE_HIGH);
nrf_gpiote_task_configure(5, PIN_DBG_RADIO_EVT_PHYEND, NRF_GPIOTE_POLARITY_TOGGLE, NRF_GPIOTE_INITIAL_VALUE_HIGH);
nrf_gpiote_task_enable(0);
nrf_gpiote_task_enable(1);
nrf_gpiote_task_enable(2);
nrf_gpiote_task_enable(3);
nrf_gpiote_task_enable(4);
nrf_gpiote_task_enable(5);
nrf_ppi_channel_endpoint_setup(NRF_PPI_CHANNEL0, (uint32_t) &NRF_RADIO->EVENTS_END, nrf_gpiote_task_addr_get(NRF_GPIOTE_TASKS_OUT_0));
nrf_ppi_channel_endpoint_setup(NRF_PPI_CHANNEL1, (uint32_t) &NRF_RADIO->EVENTS_DISABLED, nrf_gpiote_task_addr_get(NRF_GPIOTE_TASKS_OUT_1));
nrf_ppi_channel_endpoint_setup(NRF_PPI_CHANNEL2, (uint32_t) &NRF_RADIO->EVENTS_READY, nrf_gpiote_task_addr_get(NRF_GPIOTE_TASKS_OUT_2));
nrf_ppi_channel_endpoint_setup(NRF_PPI_CHANNEL3, (uint32_t) &NRF_RADIO->EVENTS_FRAMESTART, nrf_gpiote_task_addr_get(NRF_GPIOTE_TASKS_OUT_3));
nrf_ppi_channel_endpoint_setup(NRF_PPI_CHANNEL4, (uint32_t) &NRF_RADIO->EVENTS_EDEND, nrf_gpiote_task_addr_get(NRF_GPIOTE_TASKS_OUT_4));
nrf_ppi_channel_endpoint_setup(NRF_PPI_CHANNEL5, (uint32_t) &NRF_RADIO->EVENTS_PHYEND, nrf_gpiote_task_addr_get(NRF_GPIOTE_TASKS_OUT_5));
nrf_ppi_channel_enable(NRF_PPI_CHANNEL0);
nrf_ppi_channel_enable(NRF_PPI_CHANNEL1);
nrf_ppi_channel_enable(NRF_PPI_CHANNEL2);
nrf_ppi_channel_enable(NRF_PPI_CHANNEL3);
nrf_ppi_channel_enable(NRF_PPI_CHANNEL4);
nrf_ppi_channel_enable(NRF_PPI_CHANNEL5);
}
