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嵌入式经验分享,开源得活水
Others
2021-11-27 16:12:53
views: null
大学四年做的、学的是嵌入式软件,分享一些经验或者帮忙排雷,希望后面的小伙伴可以少踩坑
如果STM32单片机锁住了,直接按住复位键下载,就能解锁,具体为按住几秒后松开,或者用DAP下载器解锁
STM32单片机的PA15引脚默认为JTAG的接口,要关掉JTAG功能,才能作为普通IO口用
51单片机是高电平复位,如果51单片机烧不进程序,硬件上则可能是复位出问题了或者晶振电路没起振,
软件上则可能是单片机型号没选对,若RXD和TXD反了则直接不能检测到串口
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Origin
blog.csdn.net/innovationy/article/details/116997440
嵌入式经验分享,开源得活水
嵌入式经验分享,开源得活水
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