2023-06-21 09:00:47 [调试] 打开端口(/dev/ttyS3,9600)成功!
2023-06-21 12:32:15 [调试] 打开端口(/dev/ttyS3,9600)成功!
2023-06-21 13:11:53 [调试] 打开端口(/dev/ttyS3,9600)成功!