2021-06-28 08:46:43 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-06-28 09:01:21 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-06-28 10:52:54 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-06-28 12:55:14 [调试] 打开端口(/dev/ttyS2,9600)成功!