multiple definition of `NMI_Handler' stm32CubeMX 生成gcc编译出错

multiple definition of `NMI_Handler'

还有其它提示重复的,请检查下Makefile文件里面 是不是重复了c源文件 我的不知为何生成Src/stm32f1xx_it.c \这一行和main.c重复

C_SOURCES =  \
Src/main.c \
/Src/system_stm32f1xx.c \
Src/stm32f1xx_it.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_gpio_ex.c \
Src/stm32f1xx_hal_msp.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_flash.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_flash_ex.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_tim_ex.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_tim.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_gpio.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_cortex.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rcc_ex.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rcc.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_dma.c \
Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pwr.c

NMI_Handler是一个函数,用于处理NMI(Non-Maskable Interrupt)中断。当NMI引脚在电路上接地时,程序在启动时会触发NMI中断,并进入NMI_Handler函数。这个函数的原型如下: ```c void NMI_Handler(void) { // 中断处理代码 } ``` 在这个函数中,你可以编写处理NMI中断的代码。NMI属于内部中断,并且默认是使能的。如果你想在main函数中操作寄存器更改,是行不通的,因为当NMI引脚接地时,在进入main函数之前就会触发NMI中断。所以,如果你需要处理NMI中断,你可以在NMI_Handler函数中编写相应的代码。\[1\]\[2\]\[3\] #### 引用[.reference_title] - *1* *3* [关于单片机中的NMI_Handler(不可屏蔽中断处理器)](https://blog.youkuaiyun.com/weixin_42240669/article/details/112826556)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down28v1,239^v3^insert_chatgpt"}} ] [.reference_item] - *2* [嵌入式开发中断全解(2)Hard Fault的诊断](https://blog.youkuaiyun.com/hyk687/article/details/126695965)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down28v1,239^v3^insert_chatgpt"}} ] [.reference_item] [ .reference_list ]
评论
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值