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#include "project.h"
extern uint32_t dfu_flag;
int
main (void)
{
// rcc_clock_setup_in_hsi_out_48mhz ();
//nvic_set_priority_grouping(NVIC_PriorityGroup_4);
/*set up pll */
rcc_clock_setup_in_hse_8mhz_out_72mhz ();
/*turn on clocks to periferals */
rcc_periph_clock_enable (RCC_GPIOA);
rcc_periph_clock_enable (RCC_GPIOB);
rcc_periph_clock_enable (RCC_GPIOC);
rcc_periph_clock_enable (RCC_AFIO);
rcc_periph_clock_enable (RCC_USART1);
rcc_periph_clock_enable (RCC_USART1);
dwt_enable_cycle_counter ();
/*Change interrupt priorities so that USART trumps Timer trumps ATKBD */
nvic_set_priority (NVIC_USART1_IRQ, 0x40);
nvic_set_priority (NVIC_SYSTICK_IRQ, 0x80);
nvic_set_priority (NVIC_EXTI0_IRQ, 0xc0);
usart_init ();
ticker_init ();
#ifdef DEBUG
printf ("USART and ticker started\r\n");
#endif
usb_init ();
#ifdef DEBUG
printf ("USB started\r\n");
#endif
atkbd_init ();
#ifdef DEBUG
printf ("ATKBD i/f started\r\n");
#endif
while (ticks < AT_KBD_INIT_TIME)
usb_poll ();
atkbd_start ();
#ifdef DEBUG
printf ("Keyboard started\r\n");
#endif
usb_run ();
return 0;
}
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