rtt studio 使用daplink 给STM32H743下载程序报错

发布于 2022-05-25 23:24:01 浏览：1197 订阅该版

我在 rtthread studio 中给 stm32h743 单片机下载程序的时候，用dap link 下载，发现直接下载报错，报错日志如下。
```
D:\RT-ThreadStudio>cd /d D:\RT-ThreadStudio\repo\Extract\Debugger_Support_Packages\RealThread\PyOCD\0.1.2 
D:\RT-ThreadStudio\repo\Extract\Debugger_Support_Packages\RealThread\PyOCD\0.1.2>pyocd.exe flash --target=STM32H743IITx --erase=auto --frequency=1000000 K:\2022-RTT-GUI\STM32H743_Pjt\ATK_H743_RTT_testLCD_001\Debug\rtthread.bin 
0003662:WARNING:rom_table:Invalid coresight component, cidr=0x0
0003673:WARNING:rom_table:Invalid coresight component, cidr=0x0
0003687:ERROR:rom_table:Error attempting to probe CoreSight component referenced by ROM table entry #5: SWD/JTAG Transfer Fault @ 0xe00f0fbc-0xe00f0fff
Traceback (most recent call last):
  File "pyocd\probe\cmsis_dap_probe.py", line 315, in read_ap_repeat_callback
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 871, in reg_read_repeat_cb
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 140, in get_result
  File "pyocd\utility\concurrency.py", line 28, in _locking
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 915, in _read_packet
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 451, in decode_data
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 358, in _decode_transfer_data
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 337, in _check_response
pyocd.probe.pydapaccess.dap_access_api.DAPAccessIntf.TransferFaultError
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
  File "pyocd\coresight\rom_table.py", line 349, in _read_table
  File "pyocd\coresight\rom_table.py", line 399, in _handle_table_entry
  File "pyocd\coresight\rom_table.py", line 111, in read_id_registers
  File "pyocd\utility\concurrency.py", line 28, in _locking
  File "pyocd\coresight\ap.py", line 972, in _read_memory_block32
  File "pyocd\coresight\ap.py", line 930, in _read_block32_page
  File "pyocd\coresight\dap.py", line 664, in read_ap_multiple
  File "pyocd\coresight\dap.py", line 654, in read_ap_multiple_cb
  File "pyocd\probe\cmsis_dap_probe.py", line 317, in read_ap_repeat_callback
  File "<string>", line 3, in raise_from
pyocd.core.exceptions.TransferFaultError: SWD/JTAG Transfer Fault @ 0xe00f0fbc-0xe00f0fff
0003919:CRITICAL:__main__:SWD/JTAG Transfer Fault @ 0x00016e38-0x00016fff
Traceback (most recent call last):
  File "pyocd\probe\cmsis_dap_probe.py", line 315, in read_ap_repeat_callback
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 871, in reg_read_repeat_cb
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 140, in get_result
  File "pyocd\utility\concurrency.py", line 28, in _locking
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 915, in _read_packet
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 451, in decode_data
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 358, in _decode_transfer_data
  File "pyocd\probe\pydapaccess\dap_access_cmsis_dap.py", line 337, in _check_response
pyocd.probe.pydapaccess.dap_access_api.DAPAccessIntf.TransferFaultError
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
  File "pyocd\__main__.py", line 362, in run
  File "pyocd\__main__.py", line 527, in do_flash
  File "pyocd\flash\file_programmer.py", line 158, in program
  File "pyocd\flash\loader.py", line 168, in commit
  File "pyocd\flash\builder.py", line 421, in program
  File "pyocd\flash\builder.py", line 319, in _build_sectors_and_pages
  File "pyocd\flash\builder.py", line 264, in fill_end_of_page_gap
  File "pyocd\core\coresight_target.py", line 341, in read_memory_block8
  File "pyocd\coresight\cortex_m.py", line 661, in read_memory_block8
  File "pyocd\core\memory_interface.py", line 89, in read_memory_block8
  File "pyocd\utility\concurrency.py", line 28, in _locking
  File "pyocd\coresight\ap.py", line 972, in _read_memory_block32
  File "pyocd\coresight\ap.py", line 930, in _read_block32_page
  File "pyocd\coresight\dap.py", line 664, in read_ap_multiple
  File "pyocd\coresight\dap.py", line 654, in read_ap_multiple_cb
  File "pyocd\probe\cmsis_dap_probe.py", line 317, in read_ap_repeat_callback
  File "<string>", line 3, in raise_from
pyocd.core.exceptions.TransferFaultError: SWD/JTAG Transfer Fault @ 0x00016e38-0x00016fff
执行完毕, 耗时：7335ms.
```

但是如果我使用 debug 调试方式，发现可以把代码烧录到单片机中，暂时还不知道怎么解决这个下载问题。
我用的 rtthread studio 的版本是 2.2.3