lioudawei2010 发表于 2018-12-26 20:01 如果已经更换过FLash了,那得用工厂下载工具擦除下载。且在USB线插入上电之前TX接地。另外还可以换根线试试 ...
Undo
Redo
Table
Removeformat
Autotypeset Left Center Right
FloatLeft FloatRight Orderedlist Unorderedlist
点击图片添加到帖子内容中
Archiver|手机版|小黑屋|52RD我爱研发网 ( 沪ICP备2022007804号-2 )
GMT+8, 2024-5-2 01:58 , Processed in 0.039094 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.5
© 2001-2023 Discuz! Team.