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C2000中断响应时间是如何决定的?

现在想用中断来对底层PWM配置进行切换,所以对时序要求较高。通过进入中断翻转IO端口观察,只开一个PWM中断,固定中断点的情况下,IO翻转的时刻是有变化的。

请问影响中断影响的因素有哪些?压栈寻址有时间范围吗?代码采用汇编来写的话,会减少中断响应的时间么?

谢谢!