/*! \brief Main function. Execution starts here.
*/
int main(void)
{
//Initialize interrupt controller
irq_initialize_vectors();
cpu_irq_enable();
// Initialize sleep manager
sleepmgr_init();
// Initialize clock tree
sysclk_init();
// Initialize hardware board resources
board_init();
// Initialize user interface
ui_init();
ui_powerdown();
// Sanity check about Silicon revision Vs Firmware build
// for Silicon revision A, firmware should be specific
if ((!firmware_rev_a) && (nvm_read_device_rev()==0)) {
ui_si_revision_error();
while(ui_button()!=1);
while(ui_button()!=2);
while(ui_button()!=4);
while(ui_button()!=8);
}
// Initialize DATA Flash
at45dbx_init();
// Initialize ADC for on-board sensors
adc_sensors_init();
// Initialize USB HID report protocol
usb_hid_com_init();
// Start USB stack
main_build_usb_serial_number();
udc_start();
// The main loop manages only the power mode
// because everything else is managed by interrupt.
// The USB Start of Frame event manages internal tick events for
// on-board sensor updates as well as LCD display update.
while (true) {
if (main_b_msc_enable) {
if (!udi_msc_process_trans()) {
sleepmgr_enter_sleep();
}
} else {
sleepmgr_enter_sleep();
}
if (usb_hid_com_is_start_dfu()) {
main_start_dfu_session();
}
}
}
void usb_hid_com_init(void)
{
//Initialize information fields
report_to_send.silicon_revision = nvm_read_device_rev()+'A';
report_to_send.firmware_revision = FIRMWARE_REVISION;
#ifdef CONFIG_XMEGA_128B1_REVA
report_to_send.firmware_si_target = 'A';
#else
report_to_send.firmware_si_target = 'B';
#endif
}
