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tps65988-evm 扫描地址失败

Other Parts Discussed in Thread: TPS65981

Hi team

客户连接tps65988-evm是出现问题,请求帮助:

 上圖是我電腦設備管理器中抓取的圖片, 將Debug Board與電腦斷開後, 圖中的4個COM口會消失. 所以上圖中, 電腦和EVM板連接應該正常.

打開TPS65981_2_6_7_8 Application Customization 6.1.1後, 依次點擊上圖中標注1, 2框選的按鈕, 在標註3的框中顯示掃描失敗.

我已使用直流電源,  在SYS PWR 和GND端分別送入20V, 10V電源, 做上述實驗,  得到的結果相同.

請問我要怎麼處理, 能夠正確連線至EVM?

Best regards

Aosker