2022-01-30 08:55:38 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-01-30 12:33:17 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-01-30 17:14:21 [调试] 打开端口(/dev/ttyS2,9600)成功!