void uart_task(void)
{
#if (UART_RST_SVALE_ENABLED == 1)
if(usart_rst_slave_flag != 0)
{
LED_Off(LED_VBUS);
irqflags_t flags = cpu_irq_save();
usart_rst_slave_flag = 0;
cpu_irq_restore(flags);
timeout_start_singleshot(TIMEOUT_RST_SLAVE, UART_RST_SLAVE_TIMEOUT);
gpio_configure_pin(GPIO_PUSH_BUTTON_0, IOPORT_DIR_OUTPUT | IOPORT_INIT_LOW);
gpio_configure_pin(GPIO_PUSH_BUTTON_1, IOPORT_DIR_OUTPUT | IOPORT_INIT_LOW);
}
if(timeout_test_and_clear_expired(TIMEOUT_RST_SLAVE))
{
gpio_configure_pin(GPIO_PUSH_BUTTON_1, IOPORT_DIR_INPUT | IOPORT_PULL_UP);
delay_ms(10);
gpio_configure_pin(GPIO_PUSH_BUTTON_0, IOPORT_DIR_INPUT | IOPORT_PULL_UP);
LED_On(LED_VBUS);
}
#endif
if(timeout_test_expired(TIMEOUT_RX))
{
LED_Off(LED_RX);
}
if(timeout_test_expired(TIMEOUT_TX))
{
LED_Off(LED_TX);
}
}
/**
* \brief Timeout example 2 main application routine
*/
int main( void )
{
// Initialize drivers
sysclk_init();
board_init();
pmic_init();
timeout_init();
cpu_irq_enable();
bool button_pressed;
bool button_previous_state_pressed = false;
// Initialize LEDs
gpio_set_pin_group_high(LED_PORT, LED_PORT_MASK);
while (1) {
button_pressed = gpio_pin_is_low(GPIO_PUSH_BUTTON_0);
// Test for any change in state since last sample
if (button_previous_state_pressed != button_pressed) {
/* Start debounce timeout. This will cancel any
currently running timeout for selected id. */
timeout_start_singleshot(DEBOUNCE_TIMEOUT,
DEBOUNCE_TICKS);
button_previous_state_pressed = button_pressed;
}
// Check for debounce timeout expire
if (timeout_test_and_clear_expired(DEBOUNCE_TIMEOUT)) {
// Toggle LED0 if button is pressed down
if (button_pressed) {
gpio_toggle_pin(LED0_GPIO);
}
}
// No debounce filter on button 1
if (gpio_pin_is_low(GPIO_PUSH_BUTTON_1)) {
gpio_toggle_pin(LED1_GPIO);
}
}
}