14:47:21:939 >> Starting to Send Chip Type...

14:47:22:495 >> Fail to communicate

Fail to communicate

14:47:22:495 >> Starting to Close Link...

14:47:22:495 >> Close Link Success

提示更新，然后變成了

您好，建議檢查一下WCH-Link驅(qū)動(dòng)是否安裝成功，如果設(shè)備管理器中出現(xiàn)嘆號(hào)，可以手動(dòng)再安裝一下。