2022-04-07 08:43:30 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-04-07 08:44:53 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-04-07 21:09:28 [调试] 打开端口(/dev/ttyS2,9600)成功!