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TMS320F28388D: IQMATH库函数使用问题

Part Number: TMS320F28388D


在使用IQMATH库函数时,_IQ16sqrt_IQ16sin函数在DEBUG仿真运行时正常,但是开发板断电后再上电加载进flash离线运行,程序将会卡在函数_IQ16sqrt_IQ16sin处,取消这两个函数后程序可以正常运行。请问这会是什么原因呢?