TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.7.0,863013071835846,12842245212576,
poweron reason:0
===09:10:29===
上一时间戳为1743901478
隔日重置时间戳true
隔日清空未同步下发列表true
当前排队号为91,音量为3
初始化产品信息:[{"time_limit_date":null,"ticket_category":"0","expiry_date":90,"product_detail":"","time_limit_status":"0","begin_minute":null,"product_uid":"749783867489221502","use_timer":1,"old_price":"78","end_hour":null,"sale_price":"78","end_minute":null,"begin_hour":null,"sale_status":1,"product_name":"染长发"},{"time_limit_date":null,"ticket_category":"0","expiry_date":90,"product_detail":"","time_limit_status":"0","begin_minute":null,"product_uid":"821841461694946924","use_timer":1,"old_price":"15","end_hour":null,"sale_price":"15","end_minute":null,"begin_hour":null,"sale_status":1,"product_name":"剪发"},{"time_limit_date":null,"ticket_category":"0","expiry_date":90,"product_detail":"","time_limit_status":"0","begin_minute":null,"product_uid":"821841461694947386","use_timer":1,"old_price":"58","end_hour":null,"sale_price":"58","end_minute":null,"begin_hour":null,"sale_status":1,"product_name":"染短发"}]
是否打印二维码设置为1
是否打印紧凑设置为3
当前号显示模式设置为2
session_id:5529a****47a6d
纸币器设置接收纸币范围为36
欢迎使用天羚自助售票系统[2.7.0]
定时检测未同步订单启用
2025-04-08 09:09:29>>>cash write=30
2025-04-08 09:09:29>>>cash write=02
2025-04-08 09:09:29>>>cash write=3E
2025-04-08 09:09:29>>>cash read=808F808F
系统时间初始化成功，时间为2025489929
2025-04-08 09:09:30>>>cash write=02
2025-04-08 09:09:30 >>>剩余flash空间=1679500,占用RAM为640.8369140625
2025-04-08 09:09:30 >>>回调事件:910,subscribe,10000,连接服务器成功
请求下发消息结果为0,Message sent successfully
2025-04-08 09:09:31 >>>回调事件[910,devices/TL4098]
当日首次设置时间戳true为1744074571
2025-04-08 09:09:31 >>>故障排除日志:上一MQTT订单号缓存列表为2504061939470015987312
2025-04-08 09:09:31 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 09:09:31 开始打印,排队:91,票券:2504080909019813685201,订单:2504080909010096045893,[2025-04-08 09:09:08微信支付15元]
2025-04-08 09:09:33 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504080909019813685201","queue_number":91,"trade_uid":"2504080909010096045893"}]}
2025-04-08 09:09:33 >>>故障排除日志:删除未同步下发订单成功2504080909010096045893
2025-04-08 09:09:33 >>>故障排除日志:终端同步成功后剩余订单列表
流量卡还有325天过期
2025-04-08 09:09:35>>>cash write=0C
2025-04-08 09:09:35>>>cash read=3E
2025-04-08 09:09:40 >>>当前Ram内存为660.498046875
2025-04-08 09:09:59 >>>回调事件[910,devices/TL4098]
2025-04-08 09:09:59 >>>故障排除日志:上一MQTT订单号缓存列表为2504080909010096045893
2025-04-08 09:09:59 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 09:09:59 开始打印,排队:92,票券:2504080909500922026401,订单:2504080909500008812156,[2025-04-08 09:09:57微信支付15元]
2025-04-08 09:10:01 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504080909500922026401","queue_number":92,"trade_uid":"2504080909500008812156"}]}
2025-04-08 09:10:01 >>>故障排除日志:删除未同步下发订单成功2504080909500008812156
2025-04-08 09:10:01 >>>故障排除日志:终端同步成功后剩余订单列表
===09:11:29===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===09:12:30===
2025-04-08 09:11:49 >>>回调事件[910,devices/TL4098]
2025-04-08 09:11:49 >>>故障排除日志:上一MQTT订单号缓存列表为2504080909500008812156
2025-04-08 09:11:49 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 09:11:49 开始打印,排队:93,票券:2504080911408190746101,订单:2504080911400081514427,[2025-04-08 09:11:48支付宝支付15元]
2025-04-08 09:11:51 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504080911408190746101","queue_number":93,"trade_uid":"2504080911400081514427"}]}
2025-04-08 09:11:51 >>>故障排除日志:删除未同步下发订单成功2504080911400081514427
2025-04-08 09:11:51 >>>故障排除日志:终端同步成功后剩余订单列表
===09:24:30===
2025-04-08 09:23:55 >>>回调事件[910,devices/TL4098]
2025-04-08 09:23:55 >>>故障排除日志:上一MQTT订单号缓存列表为2504080911400081514427
2025-04-08 09:23:55 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 09:23:55 开始打印,排队:94,票券:2504080923427774268701,订单:2504080923420077328778,[2025-04-08 09:23:51微信支付15元]
2025-04-08 09:23:57 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504080923427774268701","queue_number":94,"trade_uid":"2504080923420077328778"}]}
2025-04-08 09:23:57 >>>故障排除日志:删除未同步下发订单成功2504080923420077328778
2025-04-08 09:23:57 >>>故障排除日志:终端同步成功后剩余订单列表
===09:30:30===
2025-04-08 09:29:55>>>cash read=9E
2025-04-08 09:29:56>>>cash read=3E
===09:39:30===
2025-04-08 09:39:14 >>>回调事件[910,devices/TL4098]
2025-04-08 09:39:14 >>>故障排除日志:上一MQTT订单号缓存列表为2504080923420077328778
2025-04-08 09:39:14 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 09:39:14 开始打印,排队:95,票券:2504080939072742286101,订单:2504080939070027086449,[2025-04-08 09:39:13微信支付15元]
2025-04-08 09:39:16 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504080939072742286101","queue_number":95,"trade_uid":"2504080939070027086449"}]}
2025-04-08 09:39:16 >>>故障排除日志:删除未同步下发订单成功2504080939070027086449
2025-04-08 09:39:16 >>>故障排除日志:终端同步成功后剩余订单列表
===10:02:31===
2025-04-08 10:02:26 >>>回调事件[910,devices/TL4098]
2025-04-08 10:02:26 >>>故障排除日志:上一MQTT订单号缓存列表为2504080939070027086449
2025-04-08 10:02:26 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 10:02:26 开始打印,排队:96,票券:2504081002171629158401,订单:2504081002170015878859,[2025-04-08 10:02:24微信支付15元]
2025-04-08 10:02:28 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081002171629158401","queue_number":96,"trade_uid":"2504081002170015878859"}]}
2025-04-08 10:02:28 >>>故障排除日志:删除未同步下发订单成功2504081002170015878859
2025-04-08 10:02:28 >>>故障排除日志:终端同步成功后剩余订单列表
===10:03:31===
2025-04-08 10:03:28 >>>回调事件[910,devices/TL4098]
2025-04-08 10:03:28 >>>故障排除日志:上一MQTT订单号缓存列表为2504081002170015878859
2025-04-08 10:03:28 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 10:03:28 开始打印,排队:97,票券:2504081003192527032101,订单:2504081003190024867712,[2025-04-08 10:03:26微信支付15元]
2025-04-08 10:03:30 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081003192527032101","queue_number":97,"trade_uid":"2504081003190024867712"}]}
2025-04-08 10:03:30 >>>故障排除日志:删除未同步下发订单成功2504081003190024867712
2025-04-08 10:03:30 >>>故障排除日志:终端同步成功后剩余订单列表
===10:41:31===
2025-04-08 10:41:02>>>cash read=00
2025-04-08 10:41:02>>>cash read=818F42
2025-04-08 10:41:02>>>cash write=02
2025-04-08 10:41:02 >>>回调事件130,cash_status,10022,进钞中...read money=10
2025-04-08 10:41:03>>>cash read=10
2025-04-08 10:41:03 >>>回调事件130,10,10023,finish Money=10,进钞完成
2025-04-08 10:41:04>>>cash write=0C
2025-04-08 10:41:04>>>cash read=3E
2025-04-08 10:41:05>>>cash read=00
2025-04-08 10:41:05>>>cash read=818F41
2025-04-08 10:41:05>>>cash write=02
2025-04-08 10:41:05 >>>回调事件130,cash_status,10022,进钞中...read money=5
2025-04-08 10:41:06>>>cash read=10
2025-04-08 10:41:06 >>>回调事件130,5,10023,finish Money=5,进钞完成
2025-04-08 10:41:06 当前产品价格15元，投币15元，打印小票中...
2025-04-08 10:41:06 >>>开始打印,排队号为98,订单号为2504081041030014098001
2025-04-08 10:41:06>>>订单2504081041030014098001写入成功,剩余空间为1679500,占用RAM为617.8759765625
删除未同步订单2504081041030014098001
2025-04-08 10:41:08>>>订单2504081041030014098001删除成功,剩余空间为1680000,占用RAM为618.6357421875
检测订单目录中>>>
无未同步订单>>>
2025-04-08 10:41:08 >>>当前Ram内存为601.3662109375
定时检测未同步订单启用
2025-04-08 10:41:09>>>cash write=0C
2025-04-08 10:41:09>>>cash read=3E
===10:42:31===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===12:22:32===
2025-04-08 12:22:04 >>>回调事件[910,devices/TL4098]
2025-04-08 12:22:04 >>>故障排除日志:上一MQTT订单号缓存列表为2504081003190024867712
2025-04-08 12:22:04 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 12:22:04 开始打印,排队:99,票券:2504081221544123654601,订单:2504081221540040841796,[2025-04-08 12:22:02微信支付15元]
2025-04-08 12:22:06 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081221544123654601","queue_number":99,"trade_uid":"2504081221540040841796"}]}
2025-04-08 12:22:06 >>>故障排除日志:删除未同步下发订单成功2504081221540040841796
2025-04-08 12:22:06 >>>故障排除日志:终端同步成功后剩余订单列表
===13:28:32===
2025-04-08 13:28:27 >>>回调事件[910,devices/TL4098]
2025-04-08 13:28:27 >>>故障排除日志:上一MQTT订单号缓存列表为2504081221540040841796
2025-04-08 13:28:27 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 13:28:27 开始打印,排队:100,票券:2504081328185491831301,订单:2504081328180054525942,[2025-04-08 13:28:26微信支付15元]
2025-04-08 13:28:29 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081328185491831301","queue_number":100,"trade_uid":"2504081328180054525942"}]}
2025-04-08 13:28:29 >>>故障排除日志:删除未同步下发订单成功2504081328180054525942
2025-04-08 13:28:29 >>>故障排除日志:终端同步成功后剩余订单列表
===14:13:33===
2025-04-08 14:12:49 >>>回调事件[910,devices/TL4098]
2025-04-08 14:12:49 >>>故障排除日志:上一MQTT订单号缓存列表为2504081328180054525942
2025-04-08 14:12:49 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 14:12:49 开始打印,排队:101,票券:2504081412410282248101,订单:2504081412410002419567,[2025-04-08 14:12:48微信支付15元]
2025-04-08 14:12:51 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081412410282248101","queue_number":101,"trade_uid":"2504081412410002419567"}]}
2025-04-08 14:12:51 >>>故障排除日志:删除未同步下发订单成功2504081412410002419567
2025-04-08 14:12:51 >>>故障排除日志:终端同步成功后剩余订单列表
===14:27:33===
2025-04-08 14:26:37 >>>回调事件[910,devices/TL4098]
2025-04-08 14:26:37 >>>故障排除日志:上一MQTT订单号缓存列表为2504081412410002419567
2025-04-08 14:26:37 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 14:26:37 开始打印,排队:102,票券:2504081426294915955201,订单:2504081426290048748063,[2025-04-08 14:26:36微信支付15元]
2025-04-08 14:26:39 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081426294915955201","queue_number":102,"trade_uid":"2504081426290048748063"}]}
2025-04-08 14:26:39 >>>故障排除日志:删除未同步下发订单成功2504081426290048748063
2025-04-08 14:26:39 >>>故障排除日志:终端同步成功后剩余订单列表
===14:40:33===
2025-04-08 14:40:17 >>>回调事件[910,devices/TL4098]
2025-04-08 14:40:17 >>>故障排除日志:上一MQTT订单号缓存列表为2504081426290048748063
2025-04-08 14:40:17 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 14:40:17 开始打印,排队:103,票券:2504081440068185903701,订单:2504081440060081467725,[2025-04-08 14:40:16微信支付15元]
2025-04-08 14:40:19 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081440068185903701","queue_number":103,"trade_uid":"2504081440060081467725"}]}
2025-04-08 14:40:19 >>>故障排除日志:删除未同步下发订单成功2504081440060081467725
2025-04-08 14:40:19 >>>故障排除日志:终端同步成功后剩余订单列表
===15:26:33===
2025-04-08 15:25:43 >>>回调事件[910,devices/TL4098]
2025-04-08 15:25:43 >>>故障排除日志:上一MQTT订单号缓存列表为2504081440060081467725
2025-04-08 15:25:43 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 15:25:43 开始打印,排队:104,票券:2504081525099154638501,订单:2504081525090091127568,[2025-04-08 15:25:42微信支付15元]
2025-04-08 15:25:45 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081525099154638501","queue_number":104,"trade_uid":"2504081525090091127568"}]}
2025-04-08 15:25:45 >>>故障排除日志:删除未同步下发订单成功2504081525090091127568
2025-04-08 15:25:45 >>>故障排除日志:终端同步成功后剩余订单列表
===15:47:34===
2025-04-08 15:46:42 >>>回调事件[910,devices/TL4098]
2025-04-08 15:46:42 >>>故障排除日志:上一MQTT订单号缓存列表为2504081525090091127568
2025-04-08 15:46:42 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 15:46:42 开始打印,排队:105,票券:2504081546353550372101,订单:2504081546350035133173,[2025-04-08 15:46:42微信支付15元]
2025-04-08 15:46:44 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081546353550372101","queue_number":105,"trade_uid":"2504081546350035133173"}]}
2025-04-08 15:46:44 >>>故障排除日志:删除未同步下发订单成功2504081546350035133173
2025-04-08 15:46:44 >>>故障排除日志:终端同步成功后剩余订单列表
===16:02:34===
2025-04-08 16:01:56 >>>回调事件[910,devices/TL4098]
2025-04-08 16:01:56 >>>故障排除日志:上一MQTT订单号缓存列表为2504081546350035133173
2025-04-08 16:01:56 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 16:01:56 开始打印,排队:106,票券:2504081601491039829501,订单:2504081601490010026037,[2025-04-08 16:01:55微信支付15元]
2025-04-08 16:01:58 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081601491039829501","queue_number":106,"trade_uid":"2504081601490010026037"}]}
2025-04-08 16:01:58 >>>故障排除日志:删除未同步下发订单成功2504081601490010026037
2025-04-08 16:01:58 >>>故障排除日志:终端同步成功后剩余订单列表
===16:08:35===
2025-04-08 16:07:41 >>>回调事件[910,devices/TL4098]
2025-04-08 16:07:41 >>>故障排除日志:上一MQTT订单号缓存列表为2504081601490010026037
2025-04-08 16:07:41 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 16:07:41 开始打印,排队:107,票券:2504081607329404111201,订单:2504081607320093613442,[2025-04-08 16:07:39微信支付15元]
2025-04-08 16:07:44 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081607329404111201","queue_number":107,"trade_uid":"2504081607320093613442"}]}
2025-04-08 16:07:44 >>>故障排除日志:删除未同步下发订单成功2504081607320093613442
2025-04-08 16:07:44 >>>故障排除日志:终端同步成功后剩余订单列表
===16:10:35===
2025-04-08 16:10:31>>>cash read=9E
2025-04-08 16:10:32>>>cash read=3E
===16:13:36===
2025-04-08 16:13:11 >>>回调事件[910,devices/TL4098]
2025-04-08 16:13:11 >>>故障排除日志:上一MQTT订单号缓存列表为2504081607320093613442
2025-04-08 16:13:12 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 16:13:12 开始打印,排队:108,票券:2504081613027055684701,订单:2504081613020070173736,[2025-04-08 16:13:10微信支付15元]
2025-04-08 16:13:13 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081613027055684701","queue_number":108,"trade_uid":"2504081613020070173736"}]}
2025-04-08 16:13:13 >>>故障排除日志:删除未同步下发订单成功2504081613020070173736
2025-04-08 16:13:14 >>>故障排除日志:终端同步成功后剩余订单列表
===16:47:36===
2025-04-08 16:47:24 >>>回调事件[910,devices/TL4098]
2025-04-08 16:47:24 >>>故障排除日志:上一MQTT订单号缓存列表为2504081613020070173736
2025-04-08 16:47:24 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 16:47:24 开始打印,排队:109,票券:2504081647136346271301,订单:2504081647130063096815,[2025-04-08 16:47:23支付宝支付15元]
2025-04-08 16:47:26 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081647136346271301","queue_number":109,"trade_uid":"2504081647130063096815"}]}
2025-04-08 16:47:26 >>>故障排除日志:删除未同步下发订单成功2504081647130063096815
2025-04-08 16:47:26 >>>故障排除日志:终端同步成功后剩余订单列表
===17:23:36===
2025-04-08 17:22:38>>>cash read=0A
2025-04-08 17:22:39>>>cash read=3E
===17:33:36===
2025-04-08 17:33:24 >>>回调事件[910,devices/TL4098]
2025-04-08 17:33:24 >>>故障排除日志:上一MQTT订单号缓存列表为2504081647130063096815
2025-04-08 17:33:24 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 17:33:24 开始打印,排队:110,票券:2504081733168983766801,订单:2504081733160089448552,[2025-04-08 17:33:23微信支付15元]
2025-04-08 17:33:26 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081733168983766801","queue_number":110,"trade_uid":"2504081733160089448552"}]}
2025-04-08 17:33:26 >>>故障排除日志:删除未同步下发订单成功2504081733160089448552
2025-04-08 17:33:26 >>>故障排除日志:终端同步成功后剩余订单列表
===17:39:37===
2025-04-08 17:39:02 >>>回调事件[910,devices/TL4098]
2025-04-08 17:39:02 >>>故障排除日志:上一MQTT订单号缓存列表为2504081733160089448552
2025-04-08 17:39:02 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 17:39:02 开始打印,排队:111,票券:2504081738551088681501,订单:2504081738550010445416,[2025-04-08 17:39:01微信支付15元]
2025-04-08 17:39:04 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081738551088681501","queue_number":111,"trade_uid":"2504081738550010445416"}]}
2025-04-08 17:39:04 >>>故障排除日志:删除未同步下发订单成功2504081738550010445416
2025-04-08 17:39:04 >>>故障排除日志:终端同步成功后剩余订单列表
===17:59:38===
2025-04-08 17:59:27 >>>回调事件[910,devices/TL4098]
2025-04-08 17:59:27 >>>故障排除日志:上一MQTT订单号缓存列表为2504081738550010445416
2025-04-08 17:59:27 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 17:59:27 开始打印,排队:112,票券:2504081759215575076401,订单:2504081759210055320681,[2025-04-08 17:59:27微信支付15元]
2025-04-08 17:59:29 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081759215575076401","queue_number":112,"trade_uid":"2504081759210055320681"}]}
2025-04-08 17:59:29 >>>故障排除日志:删除未同步下发订单成功2504081759210055320681
2025-04-08 17:59:29 >>>故障排除日志:终端同步成功后剩余订单列表
===18:18:38===
2025-04-08 18:17:45 >>>回调事件[910,devices/TL4098]
2025-04-08 18:17:45 >>>故障排除日志:上一MQTT订单号缓存列表为2504081759210055320681
2025-04-08 18:17:45 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 18:17:45 开始打印,排队:113,票券:2504081817352166565401,订单:2504081817350021227476,[2025-04-08 18:17:44微信支付15元]
2025-04-08 18:17:47 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081817352166565401","queue_number":113,"trade_uid":"2504081817350021227476"}]}
2025-04-08 18:17:47 >>>故障排除日志:删除未同步下发订单成功2504081817350021227476
2025-04-08 18:17:48 >>>故障排除日志:终端同步成功后剩余订单列表
===19:44:38===
2025-04-08 19:44:32 >>>回调事件[910,devices/TL4098]
2025-04-08 19:44:32 >>>故障排除日志:上一MQTT订单号缓存列表为2504081817350021227476
2025-04-08 19:44:32 >>>故障排除日志:终端未同步成功订单列表
2025-04-08 19:44:32 开始打印,排队:114,票券:2504081944244046497601,订单:2504081944240040077473,[2025-04-08 19:44:31微信支付15元]
2025-04-08 19:44:34 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504081944244046497601","queue_number":114,"trade_uid":"2504081944240040077473"}]}
2025-04-08 19:44:34 >>>故障排除日志:删除未同步下发订单成功2504081944240040077473
2025-04-08 19:44:34 >>>故障排除日志:终端同步成功后剩余订单列表
===19:48:38===
2025-04-08 19:47:41>>>cash read=9E
2025-04-08 19:47:42>>>cash read=3E