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am335x的pru中断能不能设置为上升沿触发



pru的例子里关于中断的有“PRU_ARMtoPRU_Interrupt”以及“PRU_PRUtoARM_Interrupt”,其实里面的中断能不能像ARM那样设置为上升沿触发的外部中断?还是pru中断只能是PRU0和PRU1之间的中断,以及PRU与ARM之间的中断?