2023-06-19 08:31:17 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-19 10:54:49 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-06-19 13:36:02 [错误] 打开端口(/dev/ttyS5,115200)失败!