\OBJ\NRF24L01.axf: Error: L6218E: Undefined symbol IWDG_ReloadCounter (referred from main.o).
***UsingCompiler'V5.06update5(build528)',folder:'D:\Keil_v5\ARM\ARMCC\Bin'Buildtarget'LoRa'linking.....\OBJ\NRF24L01.axf:Error:L6218E:UndefinedsymbolIWDG_ReloadCounter(referredfrommain.o)...\OBJ\NRF24