2022-08-01 08:50:52 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-08-01 18:15:52 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-08-01 20:11:29 [调试] 打开端口(/dev/ttyS2,9600)成功!