2022-06-30 08:41:47 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-06-30 09:15:26 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-06-30 17:52:31 [调试] 打开端口(/dev/ttyS2,9600)成功!