[问答]

rt-studio使用DAP-link不成功是哪里的问题？

问答对人有帮助，内容完整，我也想知道答案 0 使用DAPLink，发现无法debug，也无法下载，会报如下错误： 0000971 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] 0001241 I Target type is stm32f405rg [board] 0001479 C Unexpected ACK value (5) returned by probe [__main__] [2mTraceback (most recent call last): File "pyocdprobecmsis_dap_probe.py", line 345, in read_dp File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 976, in read_reg File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 970, in read_reg_cb File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 154, in get_result File "pyocdutilityconcurrency.py", line 29, in _locking File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 790, in flush File "pyocdutilityconcurrency.py", line 29, in _locking File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 1056, in _read_packet File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 473, in decode_data File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 442, in _decode_transfer_block_data File "pyocdprobepydapaccessdap_access_cmsis_dap.py", line 365, in _check_response pyocd.probe.pydapaccess.dap_access_api.DAPAccessIntf.TransferError: Unexpected ACK value (5) returned by probe 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 "pyocdsubcommandsgdbserver_cmd.py", line 190, in invoke File "pyocdcoresession.py", line 386, in __enter__ File "pyocdcoresession.py", line 523, in open File "pyocdboardboard.py", line 124, in init File "pyocdcoresoc_target.py", line 147, in init File "pyocdutilitysequencer.py", line 213, in invoke File "pyocdutilitysequencer.py", line 208, in invoke File "pyocdcoresightdap.py", line 406, in _connect File "pyocdcoresightdap.py", line 180, in connect File "pyocdcoresightdap.py", line 221, in _connect_dp File "pyocdcoresightdap.py", line 248, in read_idr File "pyocdprobecmsis_dap_probe.py", line 348, in read_dp pyocd.core.exceptions.TransferError: Unexpected ACK value (5) returned by probe[0m 0 本主题由 Harmony技术专家于 2025-10-9 17:28 审核通过
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