2022-03-13 08:47:41 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-03-13 09:03:01 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-03-13 21:46:21 [调试] 打开端口(/dev/ttyS2,9600)成功!