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ARM处理器中ARM和Thumb状态的切换
引用本文:潘朝霞,王毅.ARM处理器中ARM和Thumb状态的切换[J].微计算机信息,2005,21(2):95-96,126.
作者姓名:潘朝霞  王毅
作者单位:100044,北京交通大学电气工程学院46#
摘    要:主要介绍了在ARM处理器中,ARM/Thumb状态切换的原因和方法。在基于ARM处理器的嵌入式开发中,为了增强系统的灵活性以及提高系统的整体性能经常需要使用16位的Thumb指令。所以需要在ARM和Thumb状态之间来切换(Interworking)微处理器状态,这部分内容也是实际项目设计中需要重点考虑的内容。

关 键 词:Interworking  ARM/THUMB  Veneer
文章编号:1008-0570(2005)02-0095-02

Exchange the State of the ARM/Thumb on the ARM Chip
Pan Zhaoxia,Wang Yi.Exchange the State of the ARM/Thumb on the ARM Chip[J].Control & Automation,2005,21(2):95-96,126.
Authors:Pan Zhaoxia  Wang Yi
Abstract:The reasons and the means about exchange the state of the ARM/Thumb-Interworking were introduced in the paper. In the development of the RISC application based on the ARM chip, sometimes, in order to improved the system facility and performance,we might use THUMB instruction in our application code.The difference between the V4T and V5T were shown.
Keywords:Interworking  ARM/THUMB  Veneer  
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