采用CCS3.3对fir 滤波函数 DSP_fir_r8()进行Simulator仿真,profile设置后,仿真时间(选择的是cycle,非cycle total)小于 文档中计算cycle的时间,具体cycle计算公式是nr*(1/4*nh+5.25)+16。求解原因?个人感觉应该仿真时间偏大才对,
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看看输出结果是否正确?
如果正确,可能是文档中给出的公式没有考虑到流水线展开的情况。