TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.7.0,861658060959262,62253391373391,
poweron reason:0
===09:18:34===
上一时间戳为1748915530
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68,音量为0
初始化产品信息:[{"time_limit_date":"","ticket_category":"0","expiry_date":1,"product_detail":"1.请保管好票据，到等候区等候叫号，2.此票据复印无效，不能挂失，不能兑换现金，3.此票据从购买之日起，有效期为当天，过期作废，4.此票据售出概不退换，5对发型不满意可三天内回店免费修剪","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908717","use_timer":1,"old_price":"12","end_hour":"23","sale_price":"12","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"快剪"},{"time_limit_date":"","ticket_category":"0","expiry_date":1,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"12566542176649923683","use_timer":1,"old_price":"20","end_hour":"23","sale_price":"20","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"男士洗剪吹"},{"time_limit_date":"","ticket_category":"0","expiry_date":1,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908709","use_timer":1,"old_price":"25","end_hour":"23","sale_price":"25","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"女士洗剪吹"},{"time_limit_date":"","ticket_category":"0","expiry_date":1,"product_detail":"美锦染发膏（自然黑）","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908707","use_timer":1,"old_price":"30","end_hour":"23","sale_price":"30","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"黑油"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908738","use_timer":1,"old_price":"42","end_hour":"23","sale_price":"42","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"剪发加黑油"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"十二星V C营养染，水诗润·时尚炫彩染发膏，","time_limit_status":"0","begin_minute":"00","product_uid":"12566542176649923684","use_timer":1,"old_price":"68","end_hour":"23","sale_price":"68","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"男士染发"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"咖啡蜡疗抛光烫","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908732","use_timer":1,"old_price":"88","end_hour":"23","sale_price":"88","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"男士烫发"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"十二星V C营养染，水诗润·时尚炫彩染发膏，","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908733","use_timer":1,"old_price":"88","end_hour":"23","sale_price":"88","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"女士染发"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"咖啡蜡疗抛光烫","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908734","use_timer":1,"old_price":"108","end_hour":"23","sale_price":"108","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"女士烫发"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"热烫","time_limit_status":"0","begin_minute":"00","product_uid":"12710657366791908735","use_timer":1,"old_price":"128","end_hour":"23","sale_price":"128","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"热烫"}]
打印门店标题设置为烫染
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1
session_id:82ac9****fd961
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
2025-06-04 09:17:34>>>cash write=30
2025-06-04 09:17:34>>>cash write=02
2025-06-04 09:17:34>>>cash write=3E
2025-06-04 09:17:34>>>cash read=808F808F808F808F
系统时间初始化成功，时间为20256491734
2025-06-04 09:17:35>>>cash write=02
2025-06-04 09:17:36 >>>剩余flash空间=1677000,占用RAM为657.7177734375
2025-06-04 09:17:36 >>>回调事件:910,subscribe,10000,连接服务器成功
2025-06-04 09:17:36 >>>剩余flash空间=1677000,占用RAM为616.740234375
2025-06-04 09:17:36 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket
2025-06-04 09:17:38>>>cash write=0C
2025-06-04 09:17:38>>>cash read=3E
流量卡还有300天过期
2025-06-04 09:17:42 >>>当前Ram内存为639.5908203125
2025-06-04 09:18:22 >>>回调事件[910,devices/S2430]
当日首次设置时间戳true为1748999902
2025-06-04 09:18:22 >>>故障排除日志:上一MQTT订单号缓存列表为2506032131090024183863
2025-06-04 09:18:22 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 09:18:24 >>>故障排除日志:删除未同步下发订单成功2506040918110099357626
===09:19:34===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===10:03:35===
2025-06-04 10:02:56>>>cash read=0A
2025-06-04 10:02:57>>>cash read=3E
===10:39:35===
2025-06-04 10:39:26 >>>回调事件[910,devices/S2430]
2025-06-04 10:39:26 >>>故障排除日志:上一MQTT订单号缓存列表为2506040918110099357626
2025-06-04 10:39:26 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 10:39:26 开始打印,排队:69,票券:2506041039202475303101,订单:2506041039200024328287,[2025-06-04 10:39:24微信支付12元]
2025-06-04 10:39:28 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041039202475303101","queue_number":69,"trade_uid":"2506041039200024328287"}]}
2025-06-04 10:39:28 >>>故障排除日志:删除未同步下发订单成功2506041039200024328287
2025-06-04 10:39:28 >>>故障排除日志:终端同步成功后剩余订单列表
===11:40:35===
2025-06-04 11:40:33>>>cash read=0A
2025-06-04 11:40:34>>>cash read=3E
===11:41:36===
2025-06-04 11:41:22 >>>回调事件[910,devices/S2430]
2025-06-04 11:41:22 >>>故障排除日志:上一MQTT订单号缓存列表为2506041039200024328287
2025-06-04 11:41:22 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 11:41:22 开始打印,排队:70,票券:2506041141128711911601,订单:2506041141120086685386,[2025-06-04 11:41:20微信支付12元]
2025-06-04 11:41:24 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041141128711911601","queue_number":70,"trade_uid":"2506041141120086685386"}]}
2025-06-04 11:41:24 >>>故障排除日志:删除未同步下发订单成功2506041141120086685386
2025-06-04 11:41:24 >>>故障排除日志:终端同步成功后剩余订单列表
===11:51:36===
2025-06-04 11:50:47 >>>回调事件[910,devices/S2430]
2025-06-04 11:50:47 >>>故障排除日志:上一MQTT订单号缓存列表为2506041141120086685386
2025-06-04 11:50:47 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 11:50:47 开始打印,排队:71,票券:2506041150410234065101,订单:2506041150410001959517,[2025-06-04 11:50:46微信支付12元]
2025-06-04 11:50:49 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041150410234065101","queue_number":71,"trade_uid":"2506041150410001959517"}]}
2025-06-04 11:50:49 >>>故障排除日志:删除未同步下发订单成功2506041150410001959517
2025-06-04 11:50:49 >>>故障排除日志:终端同步成功后剩余订单列表
===14:02:36===
2025-06-04 14:01:50 >>>回调事件[910,devices/S2430]
2025-06-04 14:01:50 >>>故障排除日志:上一MQTT订单号缓存列表为2506041150410001959517
2025-06-04 14:01:50 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 14:01:50 开始打印,排队:72,票券:2506041401416292678301,订单:2506041401410062159076,[2025-06-04 14:01:49微信支付12元]
2025-06-04 14:01:52 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041401416292678301","queue_number":72,"trade_uid":"2506041401410062159076"}]}
2025-06-04 14:01:52 >>>故障排除日志:删除未同步下发订单成功2506041401410062159076
2025-06-04 14:01:52 >>>故障排除日志:终端同步成功后剩余订单列表
===15:40:37===
2025-06-04 15:40:31 >>>回调事件[910,devices/S2430]
2025-06-04 15:40:31 >>>故障排除日志:上一MQTT订单号缓存列表为2506041401410062159076
2025-06-04 15:40:31 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 15:40:31 开始打印,排队:73,票券:2506041540229683165201,订单:2506041540220094537695,[2025-06-04 15:40:31微信支付30元]
2025-06-04 15:40:33 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041540229683165201","queue_number":73,"trade_uid":"2506041540220094537695"}]}
2025-06-04 15:40:33 >>>故障排除日志:删除未同步下发订单成功2506041540220094537695
2025-06-04 15:40:33 >>>故障排除日志:终端同步成功后剩余订单列表
===16:23:37===
2025-06-04 16:23:03 >>>回调事件[910,devices/S2430]
2025-06-04 16:23:03 >>>故障排除日志:上一MQTT订单号缓存列表为2506041540220094537695
2025-06-04 16:23:03 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 16:23:03 开始打印,排队:74,票券:2506041622563321111901,订单:2506041622560032792843,[2025-06-04 16:23:02微信支付12元]
2025-06-04 16:23:05 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041622563321111901","queue_number":74,"trade_uid":"2506041622560032792843"}]}
2025-06-04 16:23:05 >>>故障排除日志:删除未同步下发订单成功2506041622560032792843
2025-06-04 16:23:05 >>>故障排除日志:终端同步成功后剩余订单列表
===16:42:37===
2025-06-04 16:42:23 >>>回调事件[910,devices/S2430]
2025-06-04 16:42:23 >>>故障排除日志:上一MQTT订单号缓存列表为2506041622560032792843
2025-06-04 16:42:23 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 16:42:23 开始打印,排队:75,票券:2506041642161441731501,订单:2506041642160014016989,[2025-06-04 16:42:22微信支付12元]
2025-06-04 16:42:25 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041642161441731501","queue_number":75,"trade_uid":"2506041642160014016989"}]}
2025-06-04 16:42:25 >>>故障排除日志:删除未同步下发订单成功2506041642160014016989
2025-06-04 16:42:25 >>>故障排除日志:终端同步成功后剩余订单列表
===16:44:38===
2025-06-04 16:43:49 >>>回调事件[910,devices/S2430]
2025-06-04 16:43:49 >>>故障排除日志:上一MQTT订单号缓存列表为2506041642160014016989
2025-06-04 16:43:49 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 16:43:49 开始打印,排队:76,票券:2506041643390212832101,订单:2506041643390001722849,[2025-06-04 16:43:48微信支付12元]
2025-06-04 16:43:51 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041643390212832101","queue_number":76,"trade_uid":"2506041643390001722849"}]}
2025-06-04 16:43:51 >>>故障排除日志:删除未同步下发订单成功2506041643390001722849
2025-06-04 16:43:51 >>>故障排除日志:终端同步成功后剩余订单列表
===17:39:38===
2025-06-04 17:39:29 >>>回调事件[910,devices/S2430]
2025-06-04 17:39:29 >>>故障排除日志:上一MQTT订单号缓存列表为2506041643390001722849
2025-06-04 17:39:29 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 17:39:29 开始打印,排队:77,票券:2506041739226255092801,订单:2506041739220062155334,[2025-06-04 17:39:28微信支付12元]
2025-06-04 17:39:31 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041739226255092801","queue_number":77,"trade_uid":"2506041739220062155334"}]}
2025-06-04 17:39:31 >>>故障排除日志:删除未同步下发订单成功2506041739220062155334
2025-06-04 17:39:31 >>>故障排除日志:终端同步成功后剩余订单列表
===18:35:38===
2025-06-04 18:35:09>>>cash read=0A
2025-06-04 18:35:10>>>cash read=3E
===18:42:39===
2025-06-04 18:41:49 >>>回调事件[910,devices/S2430]
2025-06-04 18:41:49 >>>故障排除日志:上一MQTT订单号缓存列表为2506041739220062155334
2025-06-04 18:41:49 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 18:41:49 开始打印,排队:78,票券:2506041841415608062101,订单:2506041841410055670653,[2025-06-04 18:41:47微信支付12元]
2025-06-04 18:41:51 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041841415608062101","queue_number":78,"trade_uid":"2506041841410055670653"}]}
2025-06-04 18:41:51 >>>故障排除日志:删除未同步下发订单成功2506041841410055670653
2025-06-04 18:41:51 >>>故障排除日志:终端同步成功后剩余订单列表
===19:00:39===
2025-06-04 18:59:53 >>>回调事件[910,devices/S2430]
2025-06-04 18:59:53 >>>故障排除日志:上一MQTT订单号缓存列表为2506041841410055670653
2025-06-04 18:59:53 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 18:59:53 开始打印,排队:79,票券:2506041859435253886701,订单:2506041859430052147369,[2025-06-04 18:59:53微信支付12元]
2025-06-04 18:59:55 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041859435253886701","queue_number":79,"trade_uid":"2506041859430052147369"}]}
2025-06-04 18:59:55 >>>故障排除日志:删除未同步下发订单成功2506041859430052147369
2025-06-04 18:59:55 >>>故障排除日志:终端同步成功后剩余订单列表
===19:05:39===
2025-06-04 19:05:09 >>>回调事件[910,devices/S2430]
2025-06-04 19:05:09 >>>故障排除日志:上一MQTT订单号缓存列表为2506041859430052147369
2025-06-04 19:05:09 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 19:05:09 开始打印,排队:80,票券:2506041905018086932601,订单:2506041905010080466847,[2025-06-04 19:05:08微信支付12元]
2025-06-04 19:05:11 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041905018086932601","queue_number":80,"trade_uid":"2506041905010080466847"}]}
2025-06-04 19:05:11 >>>故障排除日志:删除未同步下发订单成功2506041905010080466847
2025-06-04 19:05:11 >>>故障排除日志:终端同步成功后剩余订单列表
===19:21:40===
2025-06-04 19:20:46 >>>回调事件[910,devices/S2430]
2025-06-04 19:20:46 >>>故障排除日志:上一MQTT订单号缓存列表为2506041905010080466847
2025-06-04 19:20:46 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 19:20:46 开始打印,排队:81,票券:2506041920386937047601,订单:2506041920380068949038,[2025-06-04 19:20:45微信支付12元]
2025-06-04 19:20:48 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041920386937047601","queue_number":81,"trade_uid":"2506041920380068949038"}]}
2025-06-04 19:20:48 >>>故障排除日志:删除未同步下发订单成功2506041920380068949038
2025-06-04 19:20:48 >>>故障排除日志:终端同步成功后剩余订单列表
===19:25:40===
2025-06-04 19:25:25 >>>回调事件[910,devices/S2430]
2025-06-04 19:25:25 >>>故障排除日志:上一MQTT订单号缓存列表为2506041920380068949038
2025-06-04 19:25:25 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 19:25:25 开始打印,排队:82,票券:2506041925184266891601,订单:2506041925180042241874,[2025-06-04 19:25:24微信支付12元]
2025-06-04 19:25:27 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041925184266891601","queue_number":82,"trade_uid":"2506041925180042241874"}]}
2025-06-04 19:25:27 >>>故障排除日志:删除未同步下发订单成功2506041925180042241874
2025-06-04 19:25:27 >>>故障排除日志:终端同步成功后剩余订单列表
===19:31:40===
2025-06-04 19:31:06 >>>回调事件[910,devices/S2430]
2025-06-04 19:31:06 >>>故障排除日志:上一MQTT订单号缓存列表为2506041925180042241874
2025-06-04 19:31:06 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 19:31:06 开始打印,排队:83,票券:2506041930581592678701,订单:2506041930580015503282,[2025-06-04 19:31:06微信支付12元]
2025-06-04 19:31:08 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041930581592678701","queue_number":83,"trade_uid":"2506041930580015503282"}]}
2025-06-04 19:31:08 >>>故障排除日志:删除未同步下发订单成功2506041930580015503282
2025-06-04 19:31:08 >>>故障排除日志:终端同步成功后剩余订单列表
===19:56:41===
2025-06-04 19:55:41 >>>回调事件[910,devices/S2430]
2025-06-04 19:55:41 >>>故障排除日志:上一MQTT订单号缓存列表为2506041930580015503282
2025-06-04 19:55:41 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 19:55:41 开始打印,排队:84,票券:2506041955350881235101,订单:2506041955350008410767,[2025-06-04 19:55:40微信支付12元]
2025-06-04 19:55:43 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041955350881235101","queue_number":84,"trade_uid":"2506041955350008410767"}]}
2025-06-04 19:55:43 >>>故障排除日志:删除未同步下发订单成功2506041955350008410767
2025-06-04 19:55:43 >>>故障排除日志:终端同步成功后剩余订单列表
===19:59:41===
2025-06-04 19:59:05 >>>回调事件[910,devices/S2430]
2025-06-04 19:59:05 >>>故障排除日志:上一MQTT订单号缓存列表为2506041955350008410767
2025-06-04 19:59:05 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 19:59:05 开始打印,排队:85,票券:2506041958582103923101,订单:2506041958580020616612,[2025-06-04 19:59:04微信支付12元]
2025-06-04 19:59:07 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506041958582103923101","queue_number":85,"trade_uid":"2506041958580020616612"}]}
2025-06-04 19:59:07 >>>故障排除日志:删除未同步下发订单成功2506041958580020616612
2025-06-04 19:59:07 >>>故障排除日志:终端同步成功后剩余订单列表
===20:13:41===
2025-06-04 20:13:34 >>>回调事件[910,devices/S2430]
2025-06-04 20:13:34 >>>故障排除日志:上一MQTT订单号缓存列表为2506041958580020616612
2025-06-04 20:13:34 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 20:13:34 开始打印,排队:86,票券:2506042013241411668201,订单:2506042013240013731098,[2025-06-04 20:13:33微信支付12元]
2025-06-04 20:13:36 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506042013241411668201","queue_number":86,"trade_uid":"2506042013240013731098"}]}
2025-06-04 20:13:36 >>>故障排除日志:删除未同步下发订单成功2506042013240013731098
2025-06-04 20:13:36 >>>故障排除日志:终端同步成功后剩余订单列表
===20:28:42===
2025-06-04 20:27:44 >>>回调事件[910,devices/S2430]
2025-06-04 20:27:44 >>>故障排除日志:上一MQTT订单号缓存列表为2506042013240013731098
2025-06-04 20:27:44 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 20:27:44 开始打印,排队:87,票券:2506042027379704724601,订单:2506042027370094916115,[2025-06-04 20:27:43支付宝支付20元]
2025-06-04 20:27:46 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506042027379704724601","queue_number":87,"trade_uid":"2506042027370094916115"}]}
2025-06-04 20:27:46 >>>故障排除日志:删除未同步下发订单成功2506042027370094916115
2025-06-04 20:27:46 >>>故障排除日志:终端同步成功后剩余订单列表
===20:30:42===
2025-06-04 20:29:52>>>cash read=0A
2025-06-04 20:29:53>>>cash read=3E
===20:45:42===
2025-06-04 20:44:44 >>>回调事件[910,devices/S2430]
2025-06-04 20:44:44 >>>故障排除日志:上一MQTT订单号缓存列表为2506042027370094916115
2025-06-04 20:44:44 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 20:44:44 开始打印,排队:88,票券:2506042044375778197301,订单:2506042044370057365778,[2025-06-04 20:44:43微信支付12元]
2025-06-04 20:44:47 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506042044375778197301","queue_number":88,"trade_uid":"2506042044370057365778"}]}
2025-06-04 20:44:47 >>>故障排除日志:删除未同步下发订单成功2506042044370057365778
2025-06-04 20:44:47 >>>故障排除日志:终端同步成功后剩余订单列表
===21:03:42===
2025-06-04 21:03:04 >>>回调事件[910,devices/S2430]
2025-06-04 21:03:04 >>>故障排除日志:上一MQTT订单号缓存列表为2506042044370057365778
2025-06-04 21:03:04 >>>故障排除日志:终端未同步成功订单列表
2025-06-04 21:03:04 开始打印,排队:89,票券:2506042102551438016401,订单:2506042102550013974516,[2025-06-04 21:03:04微信支付12元]
2025-06-04 21:03:06 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2506042102551438016401","queue_number":89,"trade_uid":"2506042102550013974516"}]}
2025-06-04 21:03:06 >>>故障排除日志:删除未同步下发订单成功2506042102550013974516
2025-06-04 21:03:06 >>>故障排除日志:终端同步成功后剩余订单列表
===21:28:43===
2025-06-04 21:28:15>>>cash read=0A
2025-06-04 21:28:16>>>cash read=3E