在TI提供的实例程序MSP430FR6043EVM_USS_Gas_Demo中有如下图的参数,请问这些参数在项目中有什么作用?如何产生这些参数?,谢谢!
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在TI提供的实例程序MSP430FR6043EVM_USS_Gas_Demo中有如下图的参数,请问这些参数在项目中有什么作用?如何产生这些参数?,谢谢!
您好,
对于band pass 滤波器,FAQ on ultrasonic sensing technology for flow metering with MSP430FR604x MCUs (Rev. A)
对于hiblert系数,显示如下。
% 生成滤波器N = 10;hilbertCoeffs = [firpm(N, [0.3 0.7], [1 1], 'h') 0];