*** Using Compiler 'V5.06 update 7 (build 960)', folder: 'D:\software\MDK5\ARM\ARMCC\Bin' Build target 'bootloader' compiling gd32f10x_it.c... ..\CMSIS\Include\gd32f10x.h(44): warning: #47-D: incompatible redefinition of macro "GD32F10X_XD" #define GD32F10X_XD ..\HW\Source\gd32f10x_it.c: 1 warning, 0 errors linking... ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol UART0_RX_STAT (referred from gd32f10x_it.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol dma_channel_disable (referred from gd32f10x_it.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol dma_channel_enable (referred from gd32f10x_it.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol dma_interrupt_flag_clear (referred from gd32f10x_it.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol usart_data_receive (referred from gd32f10x_it.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol usart_interrupt_flag_clear (referred from gd32f10x_it.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol usart_interrupt_flag_get (referred from gd32f10x_it.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol EC800MSendCmd (referred from ota_message.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol addGatewayParams (referred from ota_message.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol delay_1ms (referred from ota_message.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol dma_config (referred from ota_message.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol dma_config_change (referred from ota_message.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol extract_data_from_buffer (referred from ota_message.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol EC800MPwoerOn (referred from main.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol EC800MWaitReady (referred from main.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol WaitResponse (referred from main.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol gd_EC800M_pin_init (referred from main.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol gd_com_init (referred from main.o). ..\OBJ\bootloader.axf: Error: L6218E: Undefined symbol nvic_config (referred from main.o). Not enough information to list image symbols. Not enough information to list load addresses in the image map. Finished: 2 information, 0 warning and 19 error messages. "..\OBJ\bootloader.axf" - 19 Error(s), 1 Warning(s). Target not created. Build Time Elapsed: 00:00:01