2022-05-21 08:44:45 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-05-21 09:27:30 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-05-21 09:29:11 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-05-21 18:40:42 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-05-21 19:47:44 [错误] 打开端口(/dev/ttyS5,115200)失败!