• 1. IRQ Interrupt ReQuest: 中断请求 | 中断 | 中断请求信号
• 2. F-IRQ Frequency Interrupt Request: 频率中断请求信号
• 3. IRQ Modulation Demodulation Interrupt Request: 音调模块中断请求信号

更多释义

• 1.In other words, an FIQ is just a higher priority interrupt request, that is prioritized by disabling IRQ and other FIQ handlers during request servicing.
  在换句话说，一个FIQ仅仅是一个更高优先级的中断请求时，由请求服务期间禁用IRQ和其他FIQ处理程序的优先级。
  dict.yoduao.com

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