调用库函数使用IIR滤波器,已经包含了dsp.h,请问是什么情况
build/default/production/Source/main.o(.text+0xa): In function `.LSM4':
: undefined reference to `_IIRTransposedInit'
build/default/production/Source/main.o(.text+0x14): In function `.LSM5':
: undefined reference to `_IIRTransposed' |