ARM

What is bring-up? → 보드가 부팅부터 일반적인 동작이 가능한 수준까지 기본적인 세팅을 하는 작업Hardware development sequence: Board bring-up → Stabilization → Maintenance \- in bring-

Memory Architecture \- Register is fastest memory device in computercf) compiler prefer to use register than memory when compile at higher optimizatio

5. Modes of Operation 5-1. Introduction 5-1-1. PL(Privilege Level) Privilege level(PL) define authorization that access to system resource(e.g. memor

Handle exceptional/undefined situationCan't load insturction from memoryUnknown instructionAccess to unacessable memoryWhen exception occur, processor