2022-01-18 08:49:36 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-01-18 12:34:50 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-01-18 18:07:28 [调试] 打开端口(/dev/ttyS2,9600)成功!