2020-04-30 11:34:38 [调试] 打开端口(/dev/ttyS0,9600)成功!
2020-04-30 11:37:39 [调试] 打开端口(/dev/ttyS0,9600)成功!
2020-04-30 11:47:31 [调试] 打开端口(/dev/ttyS0,9600)成功!