2020-01-12 09:03:31 [调试] 打开端口(/dev/ttyS0,9600)成功!
2020-01-12 14:46:03 [调试] 打开端口(/dev/ttyS0,9600)成功!
2020-01-12 18:15:48 [调试] 打开端口(/dev/ttyS0,9600)成功!