关于NUC123从LDROM切换到APROM启动问题

SYS_UnlockReg();       //en:Unlock protected register bits for user to access
outpw(&FMC->ISPCON, inpw(&FMC->ISPCON) & 0xFFFFFFFC);   //boot in aprom
outpw(&SCB->AIRCR, (V6M_AIRCR_VECTKEY_DATA | V6M_AIRCR_SYSRESETREQ));//SYSRESETREQ
while(1);