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带有 Ubuntu 串行端口 (232 422 485) 的 Edge Gateway 300x 无法传输数据，或者会显示乱码数据

Summary: 解决将系统从睡眠状态唤醒后 Edge Gateway 300x 出现的数据传输/乱码数据问题。

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Symptoms

带有 Ubuntu Core 16 的 Edge Gateway 300x – 当系统从 S3/S4 唤醒时，系统串行端口 (232/422/485) 无法传输数据，或者会显示乱码数据。

串行端口无法传输数据。

在部署带有 Ubuntu Core 16 的 Edge Gateway 300x 时，您会注意到，将系统从 S3/S4 睡眠状态唤醒后，系统串行端口 (232/422/485) 上的数据传输将无法传输数据，或者将会显示乱码数据。

解决方案。

Canonical 提供了可解决此问题的内核更新。

将设备连接到互联网，并允许从 Ubuntu Snap Store 进行自动无线 (OTA) 更新。

这将把内核更新到可解决此问题的版本 37。

Affected Products

Dell Edge Gateway 3000 Series, Dell Edge Gateway 3000 Series OEM Ready
Article Properties
Article Number: 000125315
Article Type: Solution
Last Modified: 20 Feb 2024
Version:  4
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Article Properties
Article Number: 000125315
Article Type: Solution
Last Modified: 20 Feb 2024
Version:  4
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.