2023-12-13 08:31:18 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-12-13 12:40:55 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-12-13 13:33:59 [错误] 打开端口(/dev/ttyS5,115200)失败!
2023-12-13 19:59:29 [错误] 打开端口(/dev/ttyS5,115200)失败!