请问
1. DSP 读取GPIO的Status寄存器一次,需要多少时间
2. 能发我一个DSP响应一个GPIO中断的hwi例程吗?
谢谢
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1. DSP 读取GPIO的Status寄存器一次,需要多少时间
您可以看一下对应的汇编指令,对照汇编指令集估算一下。
https://www.ti.com/lit/ug/sprugh7/sprugh7.pdf
2. 能发我一个DSP响应一个GPIO中断的hwi例程吗?
C:\ti\AM57xx SDK 5.03\pdk_am57xx_1_0_14\packages\MyExampleProjects\GPIO_LedBlink_evmAM572x_c66xTestProject这个用了中断。