2022-02-07 08:46:12 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-02-07 12:34:03 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-02-07 17:43:08 [调试] 打开端口(/dev/ttyS2,9600)成功!