/**
* @brief Callback function for handling NFC events.
*/
static void nfc_callback(void * p_context, nfc_t2t_event_t event, const uint8_t * p_data, size_t data_length)
{
(void)p_context;
switch (event)
{
case NFC_T2T_EVENT_FIELD_ON:
(void)led_softblink_stop();
bsp_board_leds_on();
break;
case NFC_T2T_EVENT_FIELD_OFF:
bsp_board_leds_off();
(void)led_softblink_start(m_active_led_mask);
break;
case NFC_T2T_EVENT_DATA_READ:
break;
default:
break;
}
}
/**@brief Configure leds to indicate required state.
* @param[in] indicate State to be indicated.
*/
static uint32_t bsp_led_indication(bsp_indication_t indicate)
{
uint32_t err_code = NRF_SUCCESS;
uint32_t next_delay = 0;
if (m_leds_clear)
{
m_leds_clear = false;
leds_off();
}
switch (indicate)
{
case BSP_INDICATE_IDLE:
leds_off();
err_code = app_timer_stop(m_bsp_leds_tmr);
m_stable_state = indicate;
break;
case BSP_INDICATE_SCANNING:
case BSP_INDICATE_ADVERTISING:
// in advertising blink LED_0
if (bsp_board_led_state_get(BSP_LED_INDICATE_INDICATE_ADVERTISING))
{
bsp_board_led_off(BSP_LED_INDICATE_INDICATE_ADVERTISING);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING ? ADVERTISING_LED_OFF_INTERVAL :
ADVERTISING_SLOW_LED_OFF_INTERVAL;
}
else
{
bsp_board_led_on(BSP_LED_INDICATE_INDICATE_ADVERTISING);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING ? ADVERTISING_LED_ON_INTERVAL :
ADVERTISING_SLOW_LED_ON_INTERVAL;
}
m_stable_state = indicate;
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(next_delay), NULL);
break;
case BSP_INDICATE_ADVERTISING_WHITELIST:
// in advertising quickly blink LED_0
if (bsp_board_led_state_get(BSP_LED_INDICATE_ADVERTISING_WHITELIST))
{
bsp_board_led_off(BSP_LED_INDICATE_ADVERTISING_WHITELIST);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING_WHITELIST ?
ADVERTISING_WHITELIST_LED_OFF_INTERVAL :
ADVERTISING_SLOW_LED_OFF_INTERVAL;
}
else
{
bsp_board_led_on(BSP_LED_INDICATE_ADVERTISING_WHITELIST);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING_WHITELIST ?
ADVERTISING_WHITELIST_LED_ON_INTERVAL :
ADVERTISING_SLOW_LED_ON_INTERVAL;
}
m_stable_state = indicate;
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(next_delay), NULL);
break;
case BSP_INDICATE_ADVERTISING_SLOW:
// in advertising slowly blink LED_0
if (bsp_board_led_state_get(BSP_LED_INDICATE_ADVERTISING_SLOW))
{
bsp_board_led_off(BSP_LED_INDICATE_ADVERTISING_SLOW);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING_SLOW ? ADVERTISING_SLOW_LED_OFF_INTERVAL :
ADVERTISING_SLOW_LED_OFF_INTERVAL;
}
else
{
bsp_board_led_on(BSP_LED_INDICATE_ADVERTISING_SLOW);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING_SLOW ? ADVERTISING_SLOW_LED_ON_INTERVAL :
ADVERTISING_SLOW_LED_ON_INTERVAL;
}
m_stable_state = indicate;
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(next_delay), NULL);
break;
case BSP_INDICATE_ADVERTISING_DIRECTED:
// in advertising very quickly blink LED_0
if (bsp_board_led_state_get(BSP_LED_INDICATE_ADVERTISING_DIRECTED))
{
bsp_board_led_off(BSP_LED_INDICATE_ADVERTISING_DIRECTED);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING_DIRECTED ?
ADVERTISING_DIRECTED_LED_OFF_INTERVAL :
ADVERTISING_SLOW_LED_OFF_INTERVAL;
}
else
{
bsp_board_led_on(BSP_LED_INDICATE_ADVERTISING_DIRECTED);
next_delay = indicate ==
BSP_INDICATE_ADVERTISING_DIRECTED ?
ADVERTISING_DIRECTED_LED_ON_INTERVAL :
ADVERTISING_SLOW_LED_ON_INTERVAL;
}
m_stable_state = indicate;
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(next_delay), NULL);
break;
case BSP_INDICATE_BONDING:
// in bonding fast blink LED_0
bsp_board_led_invert(BSP_LED_INDICATE_BONDING);
m_stable_state = indicate;
err_code =
app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(BONDING_INTERVAL), NULL);
break;
case BSP_INDICATE_CONNECTED:
bsp_board_led_on(BSP_LED_INDICATE_CONNECTED);
m_stable_state = indicate;
break;
case BSP_INDICATE_SENT_OK:
// when sending shortly invert LED_1
m_leds_clear = true;
bsp_board_led_invert(BSP_LED_INDICATE_SENT_OK);
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(SENT_OK_INTERVAL), NULL);
break;
case BSP_INDICATE_SEND_ERROR:
// on receving error invert LED_1 for long time
m_leds_clear = true;
bsp_board_led_invert(BSP_LED_INDICATE_SEND_ERROR);
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(SEND_ERROR_INTERVAL), NULL);
break;
case BSP_INDICATE_RCV_OK:
// when receving shortly invert LED_1
m_leds_clear = true;
bsp_board_led_invert(BSP_LED_INDICATE_RCV_OK);
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(RCV_OK_INTERVAL), NULL);
break;
case BSP_INDICATE_RCV_ERROR:
// on receving error invert LED_1 for long time
m_leds_clear = true;
bsp_board_led_invert(BSP_LED_INDICATE_RCV_ERROR);
err_code = app_timer_start(m_bsp_leds_tmr, APP_TIMER_TICKS(RCV_ERROR_INTERVAL), NULL);
break;
case BSP_INDICATE_FATAL_ERROR:
// on fatal error turn on all leds
bsp_board_leds_on();
m_stable_state = indicate;
break;
case BSP_INDICATE_ALERT_0:
case BSP_INDICATE_ALERT_1:
case BSP_INDICATE_ALERT_2:
case BSP_INDICATE_ALERT_3:
case BSP_INDICATE_ALERT_OFF:
err_code = app_timer_stop(m_bsp_alert_tmr);
next_delay = (uint32_t)BSP_INDICATE_ALERT_OFF - (uint32_t)indicate;
// a little trick to find out that if it did not fall through ALERT_OFF
if (next_delay && (err_code == NRF_SUCCESS))
{
if (next_delay > 1)
{
err_code = app_timer_start(m_bsp_alert_tmr,
APP_TIMER_TICKS(((uint16_t)next_delay * ALERT_INTERVAL)),
NULL);
}
bsp_board_led_on(BSP_LED_ALERT);
m_alert_on = true;
}
else
{
bsp_board_led_off(BSP_LED_ALERT);
m_alert_on = false;
}
break;
case BSP_INDICATE_USER_STATE_OFF:
leds_off();
m_stable_state = indicate;
break;
case BSP_INDICATE_USER_STATE_0:
leds_off();
bsp_board_led_on(BSP_LED_INDICATE_USER_LED1);
m_stable_state = indicate;
break;
case BSP_INDICATE_USER_STATE_1:
leds_off();
bsp_board_led_on(BSP_LED_INDICATE_USER_LED2);
m_stable_state = indicate;
break;
case BSP_INDICATE_USER_STATE_2:
leds_off();
bsp_board_led_on(BSP_LED_INDICATE_USER_LED1);
bsp_board_led_on(BSP_LED_INDICATE_USER_LED2);
m_stable_state = indicate;
break;
case BSP_INDICATE_USER_STATE_3:
case BSP_INDICATE_USER_STATE_ON:
bsp_board_leds_on();
m_stable_state = indicate;
break;
default:
break;
}
return err_code;
}
