1,在GPIO User Guide中提到了
GPINT[0:15] are all available as synchronization events to the EDMA and as interrupt sources to the CPU.
那DSP是如何区分具体是哪个GPIO引脚产生的中断的?
2,DSP配置中断时完成系统事件编号与中断编号映射,问题1总每个GPIO的中断是否与系统事件编号存在一一对应关系?
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1,在GPIO User Guide中提到了
GPINT[0:15] are all available as synchronization events to the EDMA and as interrupt sources to the CPU.
那DSP是如何区分具体是哪个GPIO引脚产生的中断的?
2,DSP配置中断时完成系统事件编号与中断编号映射,问题1总每个GPIO的中断是否与系统事件编号存在一一对应关系?