已经#include
可是还出现如下错误，
Link Error : L1822: Symbol _FUFLOAT in file C:\Documents and Settings\li\My Documents\Freescale\ds0815_LCD\ds0808_Data\Full_Chip_Simulation\ObjectCode\main.c.o
is undefined
Link Error : L1822: Symbol _FMUL in file C:\Documents and Settings\li\My Documents\Freescale\ds0815_LCD\ds0808_Data\Full_Chip_Simulation\ObjectCode\main.c.o
is undefined
Link Error : L1822: Symbol _FDIV in file C:\Documents and Settings\li\My Documents\Freescale\ds0815_LCD\ds0808_Data\Full_Chip_Simulation\ObjectCode\main.c.o
is undefined
Link Error : L1822: Symbol _FADD in file C:\Documents and Settings\li\My Documents\Freescale\ds0815_LCD\ds0808_Data\Full_Chip_Simulation\ObjectCode\main.c.o
is undefined
Link Error : L1822: Symbol asinf in file C:\Documents and Settings\li\My Documents\Freescale\ds0815_LCD\ds0808_Data\Full_Chip_Simulation\ObjectCode\main.c.o
is undefined
用了强制转换后如：t3= (int) angle;出现如下错误
Link Error : L1822: Symbol _FSTRUNC in file C:\Documents and Settings\li\My Documents\Freescale\ds0815_LCD\ds0808_Data\Full_Chip_Simulation\ObjectCode\main.c.o
is undefined
