TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.7.3,863013071839129,95907530231768,
poweron reason:0
===02:59:41===
2025-09-11 02:58:47>>>cash read=0A
2025-09-11 02:58:48>>>cash read=3E
===04:53:41===
2025-09-11 04:52:38>>>cash read=0A
2025-09-11 04:52:39>>>cash read=3E
===08:23:42===
2025-09-11 08:23:25>>>cash read=0A
2025-09-11 08:23:26>>>cash read=3E
===10:09:42===
2025-09-11 10:08:43 >>>回调事件[910,devices/TL4126]
隔日重置时间戳true
隔日清空未同步下发列表true
2025-09-11 10:08:43 >>>故障排除日志:上一MQTT订单号缓存列表为2509102215240023948374
2025-09-11 10:08:43 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 10:08:43 开始打印,排队:1,票券:2509111008442781707501,订单:2509111008440025658778,[2025-09-11 10:08:50微信支付15元]
2025-09-11 10:08:45 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111008442781707501","queue_number":1,"trade_uid":"2509111008440025658778"}]}
2025-09-11 10:08:45 >>>故障排除日志:删除未同步下发订单成功2509111008440025658778
2025-09-11 10:08:45 >>>故障排除日志:终端同步成功后剩余订单列表
===10:16:43===
2025-09-11 10:16:14>>>cash read=00
2025-09-11 10:16:15>>>cash read=818F42
2025-09-11 10:16:15>>>cash write=02
2025-09-11 10:16:15 >>>回调事件130,cash_status,10022,进钞中...read money=10
2025-09-11 10:16:15>>>cash read=10
2025-09-11 10:16:15 >>>回调事件130,10,10023,finish Money=10,进钞完成
上一时间戳为1757556523
2025-09-11 10:16:16>>>cash write=0C
2025-09-11 10:16:16>>>cash read=3E
2025-09-11 10:16:17>>>cash read=00
2025-09-11 10:16:18>>>cash read=818F41
2025-09-11 10:16:18>>>cash write=02
2025-09-11 10:16:18 >>>回调事件130,cash_status,10022,进钞中...read money=5
2025-09-11 10:16:18>>>cash read=10
2025-09-11 10:16:19 >>>回调事件130,5,10023,finish Money=5,进钞完成
2025-09-11 10:16:19 当前产品价格15元，投币15元，打印小票中...
2025-09-11 10:16:19 >>>开始打印,排队号为2,订单号为2509111016150014126575
2025-09-11 10:16:19>>>订单2509111016150014126575写入成功,剩余空间为1679500,占用RAM为628.8095703125
删除未同步订单2509111016150014126575
2025-09-11 10:16:21>>>订单2509111016150014126575删除成功,剩余空间为1680000,占用RAM为647.7763671875
检测订单目录中>>>
无未同步订单>>>
2025-09-11 10:16:21 >>>当前Ram内存为613.7158203125
定时检测未同步订单启用
2025-09-11 10:16:22>>>cash write=0C
2025-09-11 10:16:22>>>cash read=3E
===10:17:43===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===10:46:44===
2025-09-11 10:46:00>>>cash read=00
2025-09-11 10:46:01>>>cash read=818F41
2025-09-11 10:46:01>>>cash write=02
2025-09-11 10:46:01 >>>回调事件130,cash_status,10022,进钞中...read money=5
2025-09-11 10:46:02>>>cash read=10
2025-09-11 10:46:02 >>>回调事件130,5,10023,finish Money=5,进钞完成
2025-09-11 10:46:03>>>cash write=0C
2025-09-11 10:46:03>>>cash read=3E
2025-09-11 10:46:04>>>cash read=00
2025-09-11 10:46:05>>>cash read=818F42
2025-09-11 10:46:05>>>cash write=02
2025-09-11 10:46:05 >>>回调事件130,cash_status,10022,进钞中...read money=10
2025-09-11 10:46:06>>>cash read=10
2025-09-11 10:46:06 >>>回调事件130,10,10023,finish Money=10,进钞完成
2025-09-11 10:46:06 当前产品价格15元，投币15元，打印小票中...
2025-09-11 10:46:06 >>>开始打印,排队号为3,订单号为2509111046020014126734
2025-09-11 10:46:06>>>订单2509111046020014126734写入成功,剩余空间为1679500,占用RAM为630.166015625
删除未同步订单2509111046020014126734
2025-09-11 10:46:08>>>订单2509111046020014126734删除成功,剩余空间为1680000,占用RAM为646.73828125
检测订单目录中>>>
无未同步订单>>>
2025-09-11 10:46:08 >>>当前Ram内存为613.6572265625
定时检测未同步订单启用
2025-09-11 10:46:09>>>cash write=0C
2025-09-11 10:46:09>>>cash read=3E
===10:47:44===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===11:00:44===
2025-09-11 10:59:54 >>>回调事件[910,devices/TL4126]
2025-09-11 10:59:54 >>>故障排除日志:上一MQTT订单号缓存列表为2509111008440025658778
2025-09-11 10:59:54 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 10:59:54 开始打印,排队:4,票券:2509111059513364571501,订单:2509111059510033214365,[2025-09-11 11:00:01微信支付15元]
2025-09-11 10:59:56 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111059513364571501","queue_number":4,"trade_uid":"2509111059510033214365"}]}
2025-09-11 10:59:56 >>>故障排除日志:删除未同步下发订单成功2509111059510033214365
2025-09-11 10:59:56 >>>故障排除日志:终端同步成功后剩余订单列表
===11:08:44===
2025-09-11 11:08:03 >>>回调事件[910,devices/TL4126]
2025-09-11 11:08:03 >>>故障排除日志:上一MQTT订单号缓存列表为2509111059510033214365
2025-09-11 11:08:03 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 11:08:03 开始打印,排队:5,票券:2509111108019591823101,订单:2509111108010095499257,[2025-09-11 11:08:10微信支付15元]
2025-09-11 11:08:05 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111108019591823101","queue_number":5,"trade_uid":"2509111108010095499257"}]}
2025-09-11 11:08:05 >>>故障排除日志:删除未同步下发订单成功2509111108010095499257
2025-09-11 11:08:05 >>>故障排除日志:终端同步成功后剩余订单列表
===11:12:45===
2025-09-11 11:11:58>>>cash read=0A
2025-09-11 11:11:59>>>cash read=3E
===11:27:45===
2025-09-11 11:27:31>>>cash read=0A
2025-09-11 11:27:32>>>cash read=3E
===13:11:45===
2025-09-11 13:10:52>>>cash read=0A
2025-09-11 13:10:53>>>cash read=3E
===13:22:45===
2025-09-11 13:21:47 >>>回调事件[910,devices/TL4126]
2025-09-11 13:21:47 >>>故障排除日志:上一MQTT订单号缓存列表为2509111108010095499257
2025-09-11 13:21:47 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 13:21:47 开始打印,排队:6,票券:2509111321245429065801,订单:2509111321240053874751,[2025-09-11 13:21:54微信支付15元]
2025-09-11 13:21:49 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111321245429065801","queue_number":6,"trade_uid":"2509111321240053874751"}]}
2025-09-11 13:21:49 >>>故障排除日志:删除未同步下发订单成功2509111321240053874751
2025-09-11 13:21:49 >>>故障排除日志:终端同步成功后剩余订单列表
===13:48:46===
2025-09-11 13:48:16 >>>回调事件[910,devices/TL4126]
2025-09-11 13:48:16 >>>故障排除日志:上一MQTT订单号缓存列表为2509111321240053874751
2025-09-11 13:48:16 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 13:48:16 开始打印,排队:7,票券:2509111348182421584601,订单:2509111348180023785569,[2025-09-11 13:48:23微信支付15元]
2025-09-11 13:48:18 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111348182421584601","queue_number":7,"trade_uid":"2509111348180023785569"}]}
2025-09-11 13:48:18 >>>故障排除日志:删除未同步下发订单成功2509111348180023785569
2025-09-11 13:48:18 >>>故障排除日志:终端同步成功后剩余订单列表
===14:20:46===
2025-09-11 14:20:03 >>>回调事件[910,devices/TL4126]
2025-09-11 14:20:03 >>>故障排除日志:上一MQTT订单号缓存列表为2509111348180023785569
2025-09-11 14:20:03 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 14:20:03 开始打印,排队:8,票券:2509111420039009879401,订单:2509111420030087996483,[2025-09-11 14:20:10微信支付20元]
2025-09-11 14:20:05 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111420039009879401","queue_number":8,"trade_uid":"2509111420030087996483"}]}
2025-09-11 14:20:05 >>>故障排除日志:删除未同步下发订单成功2509111420030087996483
2025-09-11 14:20:05 >>>故障排除日志:终端同步成功后剩余订单列表
===15:14:46===
2025-09-11 15:14:14 >>>回调事件[910,devices/TL4126]
2025-09-11 15:14:14 >>>故障排除日志:上一MQTT订单号缓存列表为2509111420030087996483
2025-09-11 15:14:14 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 15:14:14 开始打印,排队:9,票券:2509111514168246875901,订单:2509111514160082059254,[2025-09-11 15:14:22微信支付15元]
2025-09-11 15:14:16 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111514168246875901","queue_number":9,"trade_uid":"2509111514160082059254"}]}
2025-09-11 15:14:16 >>>故障排除日志:删除未同步下发订单成功2509111514160082059254
2025-09-11 15:14:16 >>>故障排除日志:终端同步成功后剩余订单列表
===15:24:47===
2025-09-11 15:23:42 >>>回调事件[910,devices/TL4126]
2025-09-11 15:23:42 >>>故障排除日志:上一MQTT订单号缓存列表为2509111514160082059254
2025-09-11 15:23:42 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 15:23:42 开始打印,排队:10,票券:2509111523454664745401,订单:2509111523450046218721,[2025-09-11 15:23:49支付宝支付15元]
2025-09-11 15:23:44 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111523454664745401","queue_number":10,"trade_uid":"2509111523450046218721"}]}
2025-09-11 15:23:44 >>>故障排除日志:删除未同步下发订单成功2509111523450046218721
2025-09-11 15:23:44 >>>故障排除日志:终端同步成功后剩余订单列表
===15:33:47===
2025-09-11 15:33:19 >>>回调事件[910,devices/TL4126]
2025-09-11 15:33:19 >>>故障排除日志:上一MQTT订单号缓存列表为2509111523450046218721
2025-09-11 15:33:19 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 15:33:19 开始打印,排队:11,票券:2509111533193420328101,订单:2509111533190033793516,[2025-09-11 15:33:27微信支付15元]
2025-09-11 15:33:21 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111533193420328101","queue_number":11,"trade_uid":"2509111533190033793516"}]}
2025-09-11 15:33:21 >>>故障排除日志:删除未同步下发订单成功2509111533190033793516
2025-09-11 15:33:21 >>>故障排除日志:终端同步成功后剩余订单列表
===15:45:47===
2025-09-11 15:45:17 >>>回调事件[910,devices/TL4126]
2025-09-11 15:45:17 >>>故障排除日志:上一MQTT订单号缓存列表为2509111533190033793516
2025-09-11 15:45:17 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 15:45:17 开始打印,排队:12,票券:2509111545076948744901,订单:2509111545070069076267,[2025-09-11 15:45:24微信支付15元]
2025-09-11 15:45:19 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111545076948744901","queue_number":12,"trade_uid":"2509111545070069076267"}]}
2025-09-11 15:45:19 >>>故障排除日志:删除未同步下发订单成功2509111545070069076267
2025-09-11 15:45:19 >>>故障排除日志:终端同步成功后剩余订单列表
===16:13:48===
2025-09-11 16:13:21 >>>回调事件[910,devices/TL4126]
2025-09-11 16:13:21 >>>故障排除日志:上一MQTT订单号缓存列表为2509111545070069076267
2025-09-11 16:13:21 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 16:13:21 开始打印,排队:13,票券:2509111613231556383601,订单:2509111613230015136252,[2025-09-11 16:13:26支付宝支付15元]
2025-09-11 16:13:24 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111613231556383601","queue_number":13,"trade_uid":"2509111613230015136252"}]}
2025-09-11 16:13:24 >>>故障排除日志:删除未同步下发订单成功2509111613230015136252
2025-09-11 16:13:24 >>>故障排除日志:终端同步成功后剩余订单列表
===16:24:48===
2025-09-11 16:24:24 >>>回调事件[910,devices/TL4126]
2025-09-11 16:24:24 >>>故障排除日志:上一MQTT订单号缓存列表为2509111613230015136252
2025-09-11 16:24:24 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 16:24:24 开始打印,排队:14,票券:2509111624193751103601,订单:2509111624190035151154,[2025-09-11 16:24:31微信支付58元]
2025-09-11 16:24:26 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111624193751103601","queue_number":14,"trade_uid":"2509111624190035151154"}]}
2025-09-11 16:24:26 >>>故障排除日志:删除未同步下发订单成功2509111624190035151154
2025-09-11 16:24:26 >>>故障排除日志:终端同步成功后剩余订单列表
===16:31:50===
2025-09-11 16:31:39 >>>回调事件[910,devices/TL4126]
2025-09-11 16:31:39 >>>故障排除日志:上一MQTT订单号缓存列表为2509111624190035151154
2025-09-11 16:31:39 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 16:31:39 开始打印,排队:15,票券:2509111631414181504201,订单:2509111631410041415885,[2025-09-11 16:31:46微信支付15元]
===16:32:50===
2025-09-11 16:31:41 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111631414181504201","queue_number":15,"trade_uid":"2509111631410041415885"}]}
2025-09-11 16:31:41 >>>故障排除日志:删除未同步下发订单成功2509111631410041415885
2025-09-11 16:31:41 >>>故障排除日志:终端同步成功后剩余订单列表
===16:56:50===
2025-09-11 16:56:19 >>>回调事件[910,devices/TL4126]
2025-09-11 16:56:19 >>>故障排除日志:上一MQTT订单号缓存列表为2509111631410041415885
2025-09-11 16:56:19 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 16:56:19 开始打印,排队:16,票券:2509111656200534807601,订单:2509111656200004963116,[2025-09-11 16:56:26微信支付15元]
2025-09-11 16:56:21 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111656200534807601","queue_number":16,"trade_uid":"2509111656200004963116"}]}
2025-09-11 16:56:21 >>>故障排除日志:删除未同步下发订单成功2509111656200004963116
2025-09-11 16:56:21 >>>故障排除日志:终端同步成功后剩余订单列表
===17:46:51===
2025-09-11 17:46:22 >>>回调事件[910,devices/TL4126]
2025-09-11 17:46:22 >>>故障排除日志:上一MQTT订单号缓存列表为2509111656200004963116
2025-09-11 17:46:22 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 17:46:22 开始打印,排队:17,票券:2509111746233942905301,订单:2509111746230039027383,[2025-09-11 17:46:29微信支付15元]
2025-09-11 17:46:24 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111746233942905301","queue_number":17,"trade_uid":"2509111746230039027383"}]}
2025-09-11 17:46:24 >>>故障排除日志:删除未同步下发订单成功2509111746230039027383
2025-09-11 17:46:24 >>>故障排除日志:终端同步成功后剩余订单列表
===18:01:51===
2025-09-11 18:01:20 >>>回调事件[910,devices/TL4126]
2025-09-11 18:01:20 >>>故障排除日志:上一MQTT订单号缓存列表为2509111746230039027383
2025-09-11 18:01:20 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 18:01:20 开始打印,排队:18,票券:2509111801211608375901,订单:2509111801210015665253,[2025-09-11 18:01:27微信支付15元]
2025-09-11 18:01:22 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111801211608375901","queue_number":18,"trade_uid":"2509111801210015665253"}]}
2025-09-11 18:01:22 >>>故障排除日志:删除未同步下发订单成功2509111801210015665253
2025-09-11 18:01:22 >>>故障排除日志:终端同步成功后剩余订单列表
===18:27:51===
2025-09-11 18:27:12 >>>回调事件[910,devices/TL4126]
2025-09-11 18:27:12 >>>故障排除日志:上一MQTT订单号缓存列表为2509111801210015665253
2025-09-11 18:27:12 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 18:27:12 开始打印,排队:19,票券:2509111827122263322101,订单:2509111827120022205474,[2025-09-11 18:27:20微信支付15元]
2025-09-11 18:27:15 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111827122263322101","queue_number":19,"trade_uid":"2509111827120022205474"}]}
2025-09-11 18:27:15 >>>故障排除日志:删除未同步下发订单成功2509111827120022205474
2025-09-11 18:27:15 >>>故障排除日志:终端同步成功后剩余订单列表
===19:16:51===
2025-09-11 19:15:58 >>>回调事件[910,devices/TL4126]
2025-09-11 19:15:58 >>>故障排除日志:上一MQTT订单号缓存列表为2509111827120022205474
2025-09-11 19:15:58 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 19:15:58 开始打印,排队:20,票券:2509111915536313899501,订单:2509111915530062721952,[2025-09-11 19:16:05微信支付15元]
2025-09-11 19:16:00 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111915536313899501","queue_number":20,"trade_uid":"2509111915530062721952"}]}
2025-09-11 19:16:00 >>>故障排除日志:删除未同步下发订单成功2509111915530062721952
2025-09-11 19:16:00 >>>故障排除日志:终端同步成功后剩余订单列表
===19:55:52===
2025-09-11 19:55:07 >>>回调事件[910,devices/TL4126]
2025-09-11 19:55:07 >>>故障排除日志:上一MQTT订单号缓存列表为2509111915530062721952
2025-09-11 19:55:07 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 19:55:07 开始打印,排队:21,票券:2509111955086220287101,订单:2509111955080061781119,[2025-09-11 19:55:14微信支付15元]
2025-09-11 19:55:09 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111955086220287101","queue_number":21,"trade_uid":"2509111955080061781119"}]}
2025-09-11 19:55:09 >>>故障排除日志:删除未同步下发订单成功2509111955080061781119
2025-09-11 19:55:09 >>>故障排除日志:终端同步成功后剩余订单列表
===19:58:52===
2025-09-11 19:58:22 >>>回调事件[910,devices/TL4126]
2025-09-11 19:58:22 >>>故障排除日志:上一MQTT订单号缓存列表为2509111955080061781119
2025-09-11 19:58:22 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 19:58:22 开始打印,排队:22,票券:2509111958207583213701,订单:2509111958200075344494,[2025-09-11 19:58:29微信支付15元]
2025-09-11 19:58:24 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509111958207583213701","queue_number":22,"trade_uid":"2509111958200075344494"}]}
2025-09-11 19:58:24 >>>故障排除日志:删除未同步下发订单成功2509111958200075344494
2025-09-11 19:58:24 >>>故障排除日志:终端同步成功后剩余订单列表
===20:20:52===
2025-09-11 20:20:22 >>>回调事件[910,devices/TL4126]
2025-09-11 20:20:22 >>>故障排除日志:上一MQTT订单号缓存列表为2509111958200075344494
2025-09-11 20:20:22 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 20:20:22 开始打印,排队:23,票券:2509112020230767823101,订单:2509112020230007252643,[2025-09-11 20:20:29微信支付15元]
2025-09-11 20:20:24 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112020230767823101","queue_number":23,"trade_uid":"2509112020230007252643"}]}
2025-09-11 20:20:24 >>>故障排除日志:删除未同步下发订单成功2509112020230007252643
2025-09-11 20:20:24 >>>故障排除日志:终端同步成功后剩余订单列表
===20:33:53===
2025-09-11 20:33:07 >>>回调事件[910,devices/TL4126]
2025-09-11 20:33:07 >>>故障排除日志:上一MQTT订单号缓存列表为2509112020230007252643
2025-09-11 20:33:07 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 20:33:07 开始打印,排队:24,票券:2509112033082282202101,订单:2509112033080022447419,[2025-09-11 20:33:14微信支付15元]
2025-09-11 20:33:09 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112033082282202101","queue_number":24,"trade_uid":"2509112033080022447419"}]}
2025-09-11 20:33:09 >>>故障排除日志:删除未同步下发订单成功2509112033080022447419
2025-09-11 20:33:10 >>>故障排除日志:终端同步成功后剩余订单列表
===21:22:53===
2025-09-11 21:22:07 >>>回调事件[910,devices/TL4126]
2025-09-11 21:22:07 >>>故障排除日志:上一MQTT订单号缓存列表为2509112033080022447419
2025-09-11 21:22:07 >>>故障排除日志:终端未同步成功订单列表
2025-09-11 21:22:07 开始打印,排队:25,票券:2509112122083049105201,订单:2509112122080030100887,[2025-09-11 21:22:14微信支付15元]
2025-09-11 21:22:09 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2509112122083049105201","queue_number":25,"trade_uid":"2509112122080030100887"}]}
2025-09-11 21:22:09 >>>故障排除日志:删除未同步下发订单成功2509112122080030100887
2025-09-11 21:22:09 >>>故障排除日志:终端同步成功后剩余订单列表
===23:42:53===
2025-09-11 23:41:53>>>cash read=0A
2025-09-11 23:41:55>>>cash read=3E