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您好!
我正在使用基于 AM335x 的定制板。
我遇到 USB 部分的问题...我的内核日志打印
"ti81xx_interrupt 1146:VBUS 错误权变措施(延迟到来)"。
当我将任何画笔驱动器/HID/CDC 连接到端口时,显示 dmesg
"ti81xx_interrupt 1146:VBUS 错误权变措施(延迟到来)"。
我在这里附加了 USB 主机部分原理图以供查看。