2021-01-31 08:39:58 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-01-31 22:00:16 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-01-31 22:03:26 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-01-31 22:05:16 [调试] 打开端口(/dev/ttyS2,9600)成功!