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by caishiming777
Tue Jun 15, 2021 9:47 am
Forum: ESP-ADF 中文讨论版
Topic: lyrat开发板无法焼写
Replies: 2
Views: 6927

lyrat开发板无法焼写

测试lyrat开发板例程play_mp3,前面的过程挺顺利,到最后焼写一步怎么都不行,按照提示按mode键reset键进入download模式,putty也有反馈waiting for download,在esp-idf cmd里面总是说串口无法访问,请问有谁遇到过吗? raise SerialException("could not open port {!r}: {!r}".format(self.portstr, ctypes.WinError())) serial.serialutil.SerialException: could not open port 'COM3': Permi...