麻烦问个简单的问题 库函数已经添加还是有错

asngj

..\OBJ\LED.axf: Error: L6218E: Undefined symbol TIM_ClearITPendingBit (referred from tim.o).
..\OBJ\LED.axf: Error: L6218E: Undefined symbol TIM_Cmd (referred from tim.o).
..\OBJ\LED.axf: Error: L6218E: Undefined symbol TIM_GetITStatus (referred from tim.o).
..\OBJ\LED.axf: Error: L6218E: Undefined symbol TIM_ITConfig (referred from tim.o).
..\OBJ\LED.axf: Error: L6218E: Undefined symbol TIM_TimeBaseInit (referred from tim.o).
Not enough information to list image symbols.
Finished: 1 information, 0 warning and 5 error messages.
"..\OBJ\LED.axf" - 5 Error(s), 0 Warning(s).

库函数什么都包含了 可是就是报错

正点原子

库函数没包含，不然不会报错。