2020-09-14 10:06:03 [错误] 打开端口(COM2,9600)失败!
2020-09-14 10:06:44 [错误] 打开端口(COM2,9600)失败!
2020-09-14 11:10:25 [错误] 打开端口(COM2,9600)失败!
2020-09-14 11:16:06 [错误] 打开端口(COM2,9600)失败!
2020-09-14 11:18:17 [错误] 打开端口(COM2,9600)失败!
2020-09-14 11:22:45 [错误] 打开端口(COM2,9600)失败!
2020-09-14 11:28:36 [错误] 打开端口(COM2,9600)失败!
2020-09-14 11:36:47 [错误] 打开端口(COM2,9600)失败!
2020-09-14 11:41:50 [错误] 打开端口(COM2,9600)失败!
2020-09-14 12:08:45 [错误] 打开端口(COM2,9600)失败!
2020-09-14 12:54:26 [错误] 打开端口(COM2,9600)失败!
2020-09-14 14:33:44 [错误] 打开端口(COM2,9600)失败!
2020-09-14 14:35:54 [错误] 打开端口(COM2,9600)失败!