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Session 11

Session 11. Exception Handling &amp; Thumb State. Objectives. To understand different operating modes of ARM Processor. To understand how exceptions are handled in ARM Processor and how to return from exception To know exception priority and vector addresses.

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898 views • 77 slides

ARM 7 Create S3C4510

ARM 7 Create S3C4510. Assembly Language. Running mode of ARM. ARM mode: 可執行 32bits 大小的 ARM 指令 THUMB mode: 可執行 16bits 大小的 THUMB 指令 , 在此狀態 PC 會使用位址匯流排的位元 1 去當成兩個 halfword 的選擇位元 hint: 當這兩種狀態在程式中交換使用時並不會改變 processor 的模式或者是 register 的內含值. Assembly in ARM mode. BX 指令語法 BX{cond} Rn

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452 views • 32 slides

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