使用RT-Thread Studio的DAP下载程序下载不成功

发布于 2024-03-25 17:47:50 浏览：850 订阅该版

我使用的芯片为STM32H7B0VBT6，反客科技的，创建工程是时候就是这样配置的
![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20240325/6af71545d5d4bab38bda8f22c74c6e20.png.webp)
然后没创建完成后我直接构建下载，然后就报下面这个错误？

```
开始下载程序：2024-03-25 17:46:01
F:\RT-ThreadStudio>cd /d F:\RT-ThreadStudio\repo\Extract\Debugger_Support_Packages\RealThread\PyOCD\0.2.0 
F:\RT-ThreadStudio\repo\Extract\Debugger_Support_Packages\RealThread\PyOCD\0.2.0>pyocd.exe flash --target=STM32H7B0VBTx --erase=auto -a=0x08000000 --frequency=1000000 F:\RT-ThreadStudio\workspace\H7_demo\Debug\rtthread.bin 
0000754 W Overlapping memory regions in file ./packs/Keil.STM32L4xx_DFP.2.3.0-small.pack (STM32L412C8Tx); deleting outer region. Further warnings will be suppressed for this file. [cmsis_pack]
0001011 W Page size (32768) is larger than sector size (8192) for flash region FLASH_Bank1; reducing page size to 8192 [cmsis_pack]
0001454 C No ACK received [__main__]
[2mTraceback (most recent call last):
  File "pyocd\probe\cmsis_dap_probe.py", line 345, in read_dp
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 976, in read_reg
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 970, in read_reg_cb
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 154, in get_result
  File "pyocd\utility\concurrency.py", line 29, in _locking
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 790, in flush
  File "pyocd\utility\concurrency.py", line 29, in _locking
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 1056, in _read_packet
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 473, in decode_data
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 442, in _decode_transfer_block_data
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 363, in _check_response
pyocd.probe.pydapaccess.dap_access_api.DAPAccessIntf.TransferError: No ACK received
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
  File "pyocd\__main__.py", line 161, in run
  File "pyocd\subcommands\load_cmd.py", line 96, in invoke
  File "pyocd\core\session.py", line 386, in __enter__
  File "pyocd\core\session.py", line 523, in open
  File "pyocd\board\board.py", line 124, in init
  File "pyocd\core\soc_target.py", line 147, in init
  File "pyocd\utility\sequencer.py", line 213, in invoke
  File "pyocd\utility\sequencer.py", line 208, in invoke
  File "pyocd\coresight\dap.py", line 406, in _connect
  File "pyocd\coresight\dap.py", line 180, in connect
  File "pyocd\coresight\dap.py", line 221, in _connect_dp
  File "pyocd\coresight\dap.py", line 248, in read_idr
  File "pyocd\probe\cmsis_dap_probe.py", line 348, in read_dp
pyocd.core.exceptions.TransferError: No ACK received[0m
执行完毕, 耗时：2206ms.
```

请问各位大佬这是什么原因？我看网上有点说要配置cubemx有的又不用却也可以，我两种都试了也不行😭下面是我的一些下载配置

![4.png](https://oss-club.rt-thread.org/uploads/20240325/ae2e660d2a316dad44074572bdc5450b.png.webp)
![3.png](https://oss-club.rt-thread.org/uploads/20240325/c1b11fa5a69022b63a59e75de9449a24.png.webp)
![2.png](https://oss-club.rt-thread.org/uploads/20240325/c93110c64e87300b83091494534fb2cd.png.webp)
![1.png](https://oss-club.rt-thread.org/uploads/20240325/4a5b122e3ffa0c5269c81fc305c543b1.png)