void ui_init(void)
{
#ifdef USB_DEVICE_LPM_SUPPORT
struct extint_chan_conf config_extint_chan;
extint_chan_get_config_defaults(&config_extint_chan);
config_extint_chan.gpio_pin = BUTTON_0_EIC_PIN;
config_extint_chan.gpio_pin_mux = BUTTON_0_EIC_MUX;
config_extint_chan.gpio_pin_pull = EXTINT_PULL_UP;
config_extint_chan.filter_input_signal = true;
config_extint_chan.detection_criteria = EXTINT_DETECT_FALLING;
extint_chan_set_config(BUTTON_0_EIC_LINE, &config_extint_chan);
extint_register_callback(ui_wakeup_handler, BUTTON_0_EIC_LINE,
EXTINT_CALLBACK_TYPE_DETECT);
extint_chan_enable_callback(BUTTON_0_EIC_LINE,EXTINT_CALLBACK_TYPE_DETECT);
#endif
/* Initialize LEDs */
LED_Off();
}
/**
* \internal
* \brief Setup function for callback mode test.
*
* This function sets up the GPIO pin, the external interrupt channel &
* the callback function.
*
* \param test Current test case.
*/
static void setup_extint_callback_mode_test(const struct test_case *test)
{
/* Configure the GPIO pin */
port_get_config_defaults(&pin_conf);
pin_conf.direction = PORT_PIN_DIR_OUTPUT;
pin_conf.input_pull = PORT_PIN_PULL_NONE;
port_pin_set_config(GPIO_TEST_PIN_EXTINT, &pin_conf);
port_pin_set_output_level(GPIO_TEST_PIN_EXTINT, true);
/* Configure the external interrupt channel */
extint_chan_get_config_defaults(&eic_conf);
eic_conf.gpio_pin = EIC_TEST_PIN;
eic_conf.gpio_pin_mux = EIC_TEST_PIN_MUX;
eic_conf.gpio_pin_pull = EXTINT_PULL_UP;
eic_conf.detection_criteria = EXTINT_DETECT_FALLING;
extint_chan_set_config(EIC_TEST_CHANNEL, &eic_conf);
/* Register and enable the callback function */
extint_register_callback(extint_user_callback,
EIC_TEST_CHANNEL,
EXTINT_CALLBACK_TYPE_DETECT);
extint_chan_enable_callback(EIC_TEST_CHANNEL,
EXTINT_CALLBACK_TYPE_DETECT);
}
/*---------------------------------------------------------------------------*/
static int
configure(int type, int value)
{
switch(type) {
case SENSORS_HW_INIT:
configure_button();
return 1;
case SENSORS_ACTIVE:
if(value) {
if(!interrupt_enabled) {
timer_set(&debouncetimer, 0);
extint_chan_enable_callback(BUTTON_0_EIC_LINE,
EXTINT_CALLBACK_TYPE_DETECT);
interrupt_enabled = 1;
}
} else {
extint_chan_disable_callback(BUTTON_0_EIC_LINE,
EXTINT_CALLBACK_TYPE_DETECT);
interrupt_enabled = 0;
}
return 1;
}
return 0;
}
void cph_deca_isr_enable(void) {
extint_chan_enable_callback(DW_IRQ_LINE, EXTINT_CALLBACK_TYPE_DETECT);
}
void ui_wakeup_enable(void)
{
extint_chan_enable_callback(BUTTON_0_EIC_LINE,EXTINT_CALLBACK_TYPE_DETECT);
}
/** Configures and registers the External Interrupt callback function with the
* driver.
*/
static void configure_eic_callback(void)
{
extint_register_callback(extint_callback, EXTINT_CALLBACK_TYPE_DETECT);
extint_chan_enable_callback(BUTTON_1_EIC_LINE, EXTINT_CALLBACK_TYPE_DETECT);
}
void configure_extint_callbacks(void)
{
extint_register_callback(extint_detection_callback_1, 2, EXTINT_CALLBACK_TYPE_DETECT);
extint_chan_enable_callback(2, EXTINT_CALLBACK_TYPE_DETECT);
}