The hardware context switch mechanism was adopted by MPC8250. It makes interrupt responding time of MPC8250 has less relativity with operation system.
MPC8250采取了基于硬件的中断现场保护机制，系统中断响应时间与所采用操作系统相关性较小。
The research on microprocessor PXA255 includes realization of EMS memory, process scheduling, interrupt disposal and system call mechanism.
研究了在微处理器PXA255上实现内存管理、进程调度、 中断处理和 系统调用的机制。
Chapter 3 is devoted to the analysis of the kernel structure of DSP56F807, and the introduction of the instruction system and the interrupt mechanism.
第三章对DSP56F807的内核结构进行了分析，并介绍其指令系统和中断机制。
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