2021-08-01 08:50:05 [调试] 打开端口(/dev/ttyS0,9600)成功!
2021-08-01 11:24:14 [调试] 打开端口(/dev/ttyS0,9600)成功!
2021-08-01 17:35:54 [调试] 打开端口(/dev/ttyS0,9600)成功!