2020-03-01 09:24:00 [调试] 打开端口(COM2,9600)成功!
2020-03-01 09:25:10 [调试] 打开端口(COM2,9600)成功!
2020-03-01 19:20:46 [调试] 打开端口(COM2,9600)成功!
2020-03-01 19:21:19 [调试] 打开端口(COM2,9600)成功!