int main(void)
{
cpu_clock_init();
cpu_clock_pll1_max_speed();
rtc_init();
pin_setup();
/* Blink LED1/2/3/4 on the board. */
while (1)
{
led_on(LED1);
led_off(LED2);
led_on(LED3);
led_off(LED4);
delay(5000000);
led_off(LED1);
led_on(LED2);
led_off(LED3);
led_on(LED4);
delay(5000000);
}
return 0;
}
void usb_configuration_changed(
usb_device_t* const device
) {
/* Reset transceiver to idle state until other commands are received */
set_transceiver_mode(TRANSCEIVER_MODE_OFF);
if( device->configuration->number == 1 ) {
// transceiver configuration
cpu_clock_pll1_max_speed();
led_on(LED1);
} else {
/* Configuration number equal 0 means usb bus reset. */
cpu_clock_pll1_low_speed();
led_off(LED1);
}
}
