芯片无法下载程序

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cronus2|

楼主 | 2021-5-24 12:11 | 只看该作者回帖奖励

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芯片, 下载程序, link, TE, ni, Reset

* JLink Info: Found SWD-DP with ID 0x2BA01477
* JLink Info: Found Cortex-M3 r2p1, Little endian.
* JLink Info: FPUnit: 6 code (BP) slots and 2 literal slots
* JLink Info: TPIU fitted.
* JLink Info: ETM fitted.
ROMTableAddr = 0xE00FF003
* JLink Info: Core did not halt after reset, trying to disable WDT.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU could not be halted
* JLink Info: Core did not halt after reset, trying to disable WDT.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU could not be halted
* JLink Info: Core did not halt after reset, trying to disable WDT.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU could not be halted
* JLink Info: Found SWD-DP with ID 0x2BA01477
* JLink Info: Found Cortex-M3 r2p1, Little endian.
* JLink Info: Core did not halt after reset, trying to disable WDT.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU could not be halted
* JLink Info: Core did not halt after reset, trying to disable WDT.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU could not be halted
* JLink Info: Core did not halt after reset, trying to disable WDT.
**JLink Warning: CPU did not halt after reset.
**JLink Warning: CPU could not be halted
**JLink Warning: CPU could not be halted
Error: Flash Download failed - Target DLL has been cancelled
Flash Load finished at 11:54:19

所有方法都试过了，BOOT0，BOOT1和RESET引脚电压都正常，J-FLASH也解不了锁，读取不了RAM，ISP下载也试过不行。下载口没有坏，能识别到芯片。我连串口和晶振的波形都看了，没有干扰。
现在改用GD32的单片机，所以需要研究下，是芯片坏了还是硬件故障导致的。

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芯片无法下载程序

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