MB9BF506芯片手册

・Upto80MHzFrequencyOperation ・MemoryProtectionUnit(MPU):improvethereliabilityofanembeddedsystem ・IntegratedNestedVectoredInterruptController(NVIC):1NMI(non-maskableinterrupt)and48 peripheralinterruptsand16prioritylevels ・24-bitSystemtimer(SysTick):Systemtimer