我用正点原子的ST-LINK/V2连接STM32F103C8T6,用的是SWD模式。但老识别不出芯片来,接线没有问题,是新芯片没有烧过程序,在网上找了方法没用,想问问有没有以前出现过类似情况的,如何解决啊?显示问题为:Error: Flash Download failed - Target DLL has been cancelled 原理图如下所示:
回答于 · 2022-07-12 18:09
打开STM32 ST-LINK Utility,按一下软件上面的
![15ccfc74718c758f87ebda5ca176fe.png](https://api.fanyedu.com/uploads/image/83/15ccfc74718c758f87ebda5ca176fe.png)
![840cc26ccdb60ffc75257a7cf5190b.png](https://api.fanyedu.com/uploads/image/d3/840cc26ccdb60ffc75257a7cf5190b.png)
回答于 · 2022-07-14 00:31
回答于 · 2022-07-14 02:58
报错
Can not connect to target!
Please select "Connect Under Reset" mode from Target->Settings menu and try again.
If you're trying to connect to a low frequency application , please select a lower SWD Frequency mode from Target->Settings menu.
09:07:33 : No target connected
回答于 · 2022-07-14 04:54
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