20190311-Symbol xxx multiply defined (by xxx1.o and xxx2.o).为重复定义

Symbol xxx multiply defined (by xxx1.o and xxx2.o).为重复定义，需要使用external.
头文件h定义全局变量，其他.c（大于等于2个）引用时，可能会报出重复性定义。只要一个引用这个.H就没问题。

20190311-Symbol xxx multiply defined (by xxx1.o and xxx2.o).为重复定义相关推荐

Symbol xxx multiply defined (by xxx1.o and xxx2.o).
在stm32systick学习中,systick.h中写了如下代码: #ifndef SYSTICK_H #define SYSTICK_H#include"stm32f10x.h" ...
symbol xxx multiply defined
问题描述:因为要使用CAN进行数据传输,因此在主程序"test.c"中采用#include "can.h",调用"can.h"中的函数和变量 ...
STM32串口调试出现Symbol XXX multiply defined (by uart.o and main.o). ERRO:L6200E
(STM32串口调试出现Symbol XXX multiply defined (by uart.o and main.o).) 关于Symbol XXX multiply defined (by ...
MDK Keil5创建stm32工程出现 Error: L6200E: Symbol HAL_MspDeInit multiply defined
MDK Keil5创建stm32工程出现 -\OBJ\Template.axf: Error: L6200E: Symbol HAL_MspDeInit multiply defined(bystm3 ...
关于OLED移植出现Symbol oled_pow multiply defined
问题今天督促队友写代码,他反馈移植的OELD代码报错Symbol oled_pow multiply defined.我查看了一下,发现在main.c和SR04.c中都引用了OLED(#includ ...
Symbol SWI2_EGU2_IRQHandler multiply defined(by nrf_sdh_freertos.o and nrf_sdh.o)
现象描述 ._build\nrf52840_xxaa.axf: Error: L6200E: Symbol SWI2_EGU2_IRQHandler multiply defined (by nrf_ ...
..\OBJ\ZYBS.axf: Error: L6200E: Symbol EXTI0_IRQHandler multiply defined (by exti.o and wkup.o).
错误的原因可能是在项目中相同的函数在不同的文件中被应用所报错: -\OBJ\ZYBS.axf: Error: L6200E: Symbol EXTI0_IRQHandler multiply defi ...
static变量在处理stm32单片机程序报错“Error: L6200E: Symbol cntdata multiply defined (by timer.o and main.o”问题的应用
一.原程序及错误提示 1)头文件timer.h: #ifndef _TIMER_H #define _TIMER_H #include "sys.h" u8 cntdata=0; ...
STM32编程这种错误(Error: L6200E: Symbol USART_Config multiply defined (by bsp_usart.o and bsp_dma_m)解决方法
前几天在移植程序的时候碰到Error: L6200E: Symbol USART_Config multiply defined (by bsp_usart.o and bsp_dma_mtp.o)这 ...

20190311-Symbol xxx multiply defined (by xxx1.o and xxx2.o).为重复定义

20190311-Symbol xxx multiply defined (by xxx1.o and xxx2.o).为重复定义相关推荐

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