Средства и методы разработки

weak? 

/* Exceptions */

void NMI_Handler (void) __attribute__ ((weak, alias("Default_Handler")));

void HardFault_Handler (void) __attribute__ ((weak));

void MemManage_Handler (void) __attribute__ ((weak, alias("Default_Handler")));

void BusFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));

/*----------------------------------------------------------------------------

Default Handler for Exceptions / Interrupts

*----------------------------------------------------------------------------*/

void Default_Handler(void)

{ while(1); }