如果有的化谁能给个高阶iir或者fir滤波的历程谢谢,要有头文件和头文件来源谢谢
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如果有的化谁能给个高阶iir或者fir滤波的历程谢谢,要有头文件和头文件来源谢谢
你好,
TI的M4是带浮点运算的M4芯片,你可以使用浮点运算单元来计算IIR或者FIR。
只需要在程序的一开始打开浮点运算单元即可,后面涉及到乘除运算,编译器自己会调用。
//
// Enable lazy stacking for interrupt handlers. This allows floating-point
// instructions to be used within interrupt handlers, but at the expense of
// extra stack usage.
//
ROM_FPULazyStackingEnable();