TI中文支持网Part Number:MSP432E401Y
在调用arm_math.h后，出现如下报错
Description Resource Path Location Type
#102 "q31_t" has already been declared in the current scope .ccsproject /MSP432P_Test line 903, external location: D:\sortware\TI\simplelink_msp432e4_sdk_4_20_00_12\source\third_party\CMSIS\DSP_Lib\Include\arm_math.h C/C++ Problem
Description Resource Path Location Type
#171 expected a declaration .ccsproject /MSP432P_Test line 1239, external location: D:\sortware\TI\simplelink_msp432e4_sdk_4_20_00_12\source\third_party\CMSIS\DSP_Lib\Include\arm_math.h C/C++ Problem
Description Resource Path Location Type
#20 identifier "__STATIC_FORCEINLINE" is undefined .ccsproject /MSP432P_Test line 903, external location: D:\sortware\TI\simplelink_msp432e4_sdk_4_20_00_12\source\third_party\CMSIS\DSP_Lib\Include\arm_math.h C/C++ Problem
Description Resource Path Location Type
#20 identifier "arm_fir_instance_q7" is undefined .ccsproject /MSP432P_Test line 1794, external location: D:\sortware\TI\simplelink_msp432e4_sdk_4_20_00_12\source\third_party\CMSIS\DSP_Lib\Include\arm_math.h C/C++ Problem
Description Resource Path Location Type
#760 variable "q31_t" is not a type name .ccsproject /MSP432P_Test line 1772, external location: D:\sortware\TI\simplelink_msp432e4_sdk_4_20_00_12\source\third_party\CMSIS\DSP_Lib\Include\arm_math.h C/C++ Problem
请问有什么解决办法或者别的DSP库可以代替
Yale Li：
您好，看报错是头文件引用的问题，有一些声明重复了，有一些却没有声明。
您先看一下这个链接：https://developer.arm.com/documentation/kan309/1-0/?lang=en
里面是arm官方给出的有关MSP432E401Y的例程，您参考一下
