/*! \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 }