基于Keil for ARM开发环境的可重入中断实现

Reentrant Interrupt Realized Based on the Keil for ARM Development Environment

文章分析ARM7TDMI处理器的向量IRQ中断处理过程,在Vision4开发环境下,设计一个可重入的中断系统,并给出程序代码予以实现,所采取的策略对于嵌入式系统的实时性具有实用价值。

The article analyzes the ARM7TDMI processor vector IRQ interrupt handling process in μVision4 development environment,design a reentrant interrupt system,and gives the program code to be realized,the strategy adopted for real-time embedded systems has practical value.