2022-09-18 08:34:51 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-09-18 11:51:07 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-09-18 12:39:31 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-09-18 17:04:32 [错误] 打开端口(/dev/ttyS5,115200)失败!
2022-09-18 17:57:55 [错误] 打开端口(/dev/ttyS5,115200)失败!