2021-08-20 09:08:27 [调试] 打开端口(/dev/ttyS0,9600)成功!
2021-08-20 09:22:12 [调试] 打开端口(/dev/ttyS0,9600)成功!
2021-08-20 10:06:32 [调试] 打开端口(/dev/ttyS0,9600)成功!