2021-05-18 08:14:41 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-05-18 09:46:31 [调试] 打开端口(/dev/ttyS2,9600)成功!
2021-05-18 10:11:51 [调试] 打开端口(/dev/ttyS2,9600)成功!