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TMS320F2812: 如何手动开启一个PEI中断

Part Number: TMS320F2812

如XINT2中断, 目前可以通定义GPIO引脚为XINT2(INT1.5)功能,并能成功通过引脚置位的方式来中断。

如果想在程序某处, 在GPIO引脚电平不改变的情况下想通过程序的方式增加一次中断,

1. 怎么实现?可以用TARP或INTR指令吗?具体怎么用?

2. 如果用了TARP或INTR指令,那么在中断程序中EINT后,能被高优先级中断程序中断吗?