2022-09-21 08:44:50 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-09-21 14:38:01 [调试] 打开端口(/dev/ttyS2,9600)成功!
2022-09-21 19:56:40 [调试] 打开端口(/dev/ttyS2,9600)成功!