TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.7.0,865328069262417,09575313727140,
poweron reason:0
===00:39:37===
2025-04-16 00:39:22>>>cash read=0A
2025-04-16 00:39:24>>>cash read=3E
===10:08:38===
2025-04-16 10:07:52>>>cash read=0A
2025-04-16 10:07:53>>>cash read=3E
===11:30:38===
2025-04-16 11:29:52>>>cash read=0A
2025-04-16 11:29:53>>>cash read=3E
===11:44:39===
2025-04-16 11:43:57>>>cash read=0A
2025-04-16 11:43:58>>>cash read=3E
===12:11:39===
2025-04-16 12:11:05>>>cash read=0A
2025-04-16 12:11:07>>>cash read=3E
===13:45:40===
2025-04-16 13:44:47 >>>回调事件[910,devices/S2333]
隔日重置时间戳true
隔日清空未同步下发列表true
2025-04-16 13:44:47 >>>故障排除日志:上一MQTT订单号缓存列表为2504152141090018957935
2025-04-16 13:44:47 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 13:44:47 开始打印,排队:1,票券:2504161344405181149101,订单:2504161344400049506531,[2025-04-16 13:44:47支付宝支付15元]
2025-04-16 13:44:49 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161344405181149101","queue_number":1,"trade_uid":"2504161344400049506531"}]}
2025-04-16 13:44:49 >>>故障排除日志:删除未同步下发订单成功2504161344400049506531
2025-04-16 13:44:49 >>>故障排除日志:终端同步成功后剩余订单列表
2025-04-16 13:45:36 >>>回调事件[910,devices/S2333]
上一时间戳为1744782287
2025-04-16 13:45:36 >>>故障排除日志:上一MQTT订单号缓存列表为2504161344400049506531
2025-04-16 13:45:36 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 13:45:37 开始打印,排队:2,票券:2504161345291125151201,订单:2504161345290010860482,[2025-04-16 13:45:36微信支付15元]
===13:46:40===
2025-04-16 13:45:38 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161345291125151201","queue_number":2,"trade_uid":"2504161345290010860482"}]}
2025-04-16 13:45:38 >>>故障排除日志:删除未同步下发订单成功2504161345290010860482
2025-04-16 13:45:38 >>>故障排除日志:终端同步成功后剩余订单列表
===13:47:41===
2025-04-16 13:46:56 >>>回调事件[910,devices/S2333]
2025-04-16 13:46:56 >>>故障排除日志:上一MQTT订单号缓存列表为2504161345290010860482
2025-04-16 13:46:56 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 13:46:57 开始打印,排队:3,票券:2504161346510644107101,订单:2504161346510006029367,[2025-04-16 13:46:57微信支付15元]
2025-04-16 13:46:58 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161346510644107101","queue_number":3,"trade_uid":"2504161346510006029367"}]}
2025-04-16 13:46:58 >>>故障排除日志:删除未同步下发订单成功2504161346510006029367
2025-04-16 13:46:59 >>>故障排除日志:终端同步成功后剩余订单列表
===14:20:41===
2025-04-16 14:20:02 >>>回调事件[910,devices/S2333]
2025-04-16 14:20:02 >>>故障排除日志:上一MQTT订单号缓存列表为2504161346510006029367
2025-04-16 14:20:02 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 14:20:02 开始打印,排队:4,票券:2504161419525136354101,订单:2504161419520050929612,[2025-04-16 14:20:03支付宝支付15元]
2025-04-16 14:20:04 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161419525136354101","queue_number":4,"trade_uid":"2504161419520050929612"}]}
2025-04-16 14:20:04 >>>故障排除日志:删除未同步下发订单成功2504161419520050929612
2025-04-16 14:20:04 >>>故障排除日志:终端同步成功后剩余订单列表
===14:21:41===
2025-04-16 14:21:02 >>>回调事件[910,devices/S2333]
2025-04-16 14:21:02 >>>故障排除日志:上一MQTT订单号缓存列表为2504161419520050929612
2025-04-16 14:21:02 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 14:21:02 开始打印,排队:5,票券:2504161420548367759701,订单:2504161420540083122952,[2025-04-16 14:21:02支付宝支付15元]
2025-04-16 14:21:04 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161420548367759701","queue_number":5,"trade_uid":"2504161420540083122952"}]}
2025-04-16 14:21:04 >>>故障排除日志:删除未同步下发订单成功2504161420540083122952
2025-04-16 14:21:04 >>>故障排除日志:终端同步成功后剩余订单列表
===14:58:41===
2025-04-16 14:58:22 >>>回调事件[910,devices/S2333]
2025-04-16 14:58:22 >>>故障排除日志:上一MQTT订单号缓存列表为2504161420540083122952
2025-04-16 14:58:22 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 14:58:22 开始打印,排队:6,票券:2504161458170038898301,订单:2504161458170000014898,[2025-04-16 14:58:22微信支付15元]
2025-04-16 14:58:24 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161458170038898301","queue_number":6,"trade_uid":"2504161458170000014898"}]}
2025-04-16 14:58:24 >>>故障排除日志:删除未同步下发订单成功2504161458170000014898
2025-04-16 14:58:24 >>>故障排除日志:终端同步成功后剩余订单列表
===15:23:42===
2025-04-16 15:22:56 >>>回调事件[910,devices/S2333]
2025-04-16 15:22:56 >>>故障排除日志:上一MQTT订单号缓存列表为2504161458170000014898
2025-04-16 15:22:56 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 15:22:56 开始打印,排队:7,票券:2504161522502999922301,订单:2504161522500029611656,[2025-04-16 15:22:56微信支付15元]
2025-04-16 15:22:58 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161522502999922301","queue_number":7,"trade_uid":"2504161522500029611656"}]}
2025-04-16 15:22:58 >>>故障排除日志:删除未同步下发订单成功2504161522500029611656
2025-04-16 15:22:58 >>>故障排除日志:终端同步成功后剩余订单列表
2025-04-16 15:23:11 >>>回调事件[910,devices/S2333]
2025-04-16 15:23:11 >>>故障排除日志:上一MQTT订单号缓存列表为2504161522500029611656
2025-04-16 15:23:11 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 15:23:11 开始打印,排队:8,票券:2504161523062326315901,订单:2504161523060022828051,[2025-04-16 15:23:11微信支付15元]
2025-04-16 15:23:13 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161523062326315901","queue_number":8,"trade_uid":"2504161523060022828051"}]}
2025-04-16 15:23:13 >>>故障排除日志:删除未同步下发订单成功2504161523060022828051
2025-04-16 15:23:13 >>>故障排除日志:终端同步成功后剩余订单列表
===16:37:42===
2025-04-16 16:37:18 >>>回调事件[910,devices/S2333]
2025-04-16 16:37:18 >>>故障排除日志:上一MQTT订单号缓存列表为2504161523060022828051
2025-04-16 16:37:18 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 16:37:18 开始打印,排队:9,票券:2504161637132592382101,订单:2504161637130025509337,[2025-04-16 16:37:19微信支付15元]
2025-04-16 16:37:20 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161637132592382101","queue_number":9,"trade_uid":"2504161637130025509337"}]}
2025-04-16 16:37:20 >>>故障排除日志:删除未同步下发订单成功2504161637130025509337
2025-04-16 16:37:20 >>>故障排除日志:终端同步成功后剩余订单列表
===16:43:42===
2025-04-16 16:42:52 >>>回调事件[910,devices/S2333]
2025-04-16 16:42:52 >>>故障排除日志:上一MQTT订单号缓存列表为2504161637130025509337
2025-04-16 16:42:52 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 16:42:52 开始打印,排队:10,票券:2504161642461801505901,订单:2504161642460017613629,[2025-04-16 16:42:52微信支付15元]
2025-04-16 16:42:54 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161642461801505901","queue_number":10,"trade_uid":"2504161642460017613629"}]}
2025-04-16 16:42:54 >>>故障排除日志:删除未同步下发订单成功2504161642460017613629
2025-04-16 16:42:54 >>>故障排除日志:终端同步成功后剩余订单列表
===17:03:42===
2025-04-16 17:03:21 >>>回调事件[910,devices/S2333]
2025-04-16 17:03:21 >>>故障排除日志:上一MQTT订单号缓存列表为2504161642460017613629
2025-04-16 17:03:21 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 17:03:21 开始打印,排队:11,票券:2504161703137323931401,订单:2504161703130072817312,[2025-04-16 17:03:21微信支付15元]
2025-04-16 17:03:23 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161703137323931401","queue_number":11,"trade_uid":"2504161703130072817312"}]}
2025-04-16 17:03:23 >>>故障排除日志:删除未同步下发订单成功2504161703130072817312
2025-04-16 17:03:23 >>>故障排除日志:终端同步成功后剩余订单列表
===17:12:43===
2025-04-16 17:12:39 >>>回调事件[910,devices/S2333]
2025-04-16 17:12:39 >>>故障排除日志:上一MQTT订单号缓存列表为2504161703130072817312
2025-04-16 17:12:39 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 17:12:39 开始打印,排队:12,票券:2504161712339131587101,订单:2504161712330090890424,[2025-04-16 17:12:39微信支付15元]
===17:13:43===
2025-04-16 17:12:41 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161712339131587101","queue_number":12,"trade_uid":"2504161712330090890424"}]}
2025-04-16 17:12:41 >>>故障排除日志:删除未同步下发订单成功2504161712330090890424
2025-04-16 17:12:41 >>>故障排除日志:终端同步成功后剩余订单列表
2025-04-16 17:13:28>>>cash read=0A
2025-04-16 17:13:29>>>cash read=3E
===17:20:43===
2025-04-16 17:20:02 >>>回调事件[910,devices/S2333]
2025-04-16 17:20:02 >>>故障排除日志:上一MQTT订单号缓存列表为2504161712330090890424
2025-04-16 17:20:02 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 17:20:02 开始打印,排队:13,票券:2504161719551825716901,订单:2504161719550017849961,[2025-04-16 17:20:02支付宝支付15元]
2025-04-16 17:20:04 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161719551825716901","queue_number":13,"trade_uid":"2504161719550017849961"}]}
2025-04-16 17:20:04 >>>故障排除日志:删除未同步下发订单成功2504161719550017849961
2025-04-16 17:20:04 >>>故障排除日志:终端同步成功后剩余订单列表
===18:18:43===
2025-04-16 18:17:52 >>>回调事件[910,devices/S2333]
2025-04-16 18:17:52 >>>故障排除日志:上一MQTT订单号缓存列表为2504161719550017849961
2025-04-16 18:17:52 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 18:17:52 开始打印,排队:14,票券:2504161817456088937601,订单:2504161817450060479518,[2025-04-16 18:17:53微信支付15元]
2025-04-16 18:17:54 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161817456088937601","queue_number":14,"trade_uid":"2504161817450060479518"}]}
2025-04-16 18:17:54 >>>故障排除日志:删除未同步下发订单成功2504161817450060479518
2025-04-16 18:17:54 >>>故障排除日志:终端同步成功后剩余订单列表
===18:24:44===
2025-04-16 18:23:46 >>>回调事件[910,devices/S2333]
2025-04-16 18:23:46 >>>故障排除日志:上一MQTT订单号缓存列表为2504161817450060479518
2025-04-16 18:23:46 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 18:23:46 开始打印,排队:15,票券:2504161823409794472801,订单:2504161823400097529257,[2025-04-16 18:23:46微信支付15元]
2025-04-16 18:23:48 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161823409794472801","queue_number":15,"trade_uid":"2504161823400097529257"}]}
2025-04-16 18:23:48 >>>故障排除日志:删除未同步下发订单成功2504161823400097529257
2025-04-16 18:23:48 >>>故障排除日志:终端同步成功后剩余订单列表
===18:31:44===
2025-04-16 18:30:43 >>>回调事件[910,devices/S2333]
2025-04-16 18:30:43 >>>故障排除日志:上一MQTT订单号缓存列表为2504161823400097529257
2025-04-16 18:30:43 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 18:30:43 开始打印,排队:16,票券:2504161830376372498201,订单:2504161830370063330373,[2025-04-16 18:30:43微信支付15元]
2025-04-16 18:30:45 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161830376372498201","queue_number":16,"trade_uid":"2504161830370063330373"}]}
2025-04-16 18:30:45 >>>故障排除日志:删除未同步下发订单成功2504161830370063330373
2025-04-16 18:30:45 >>>故障排除日志:终端同步成功后剩余订单列表
===19:13:44===
2025-04-16 19:13:32 >>>回调事件[910,devices/S2333]
2025-04-16 19:13:32 >>>故障排除日志:上一MQTT订单号缓存列表为2504161830370063330373
2025-04-16 19:13:32 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 19:13:32 开始打印,排队:17,票券:2504161913238873046301,订单:2504161913230088315121,[2025-04-16 19:13:30微信支付15元]
2025-04-16 19:13:34 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161913238873046301","queue_number":17,"trade_uid":"2504161913230088315121"}]}
2025-04-16 19:13:34 >>>故障排除日志:删除未同步下发订单成功2504161913230088315121
2025-04-16 19:13:34 >>>故障排除日志:终端同步成功后剩余订单列表
===19:41:44===
2025-04-16 19:41:09 >>>回调事件[910,devices/S2333]
2025-04-16 19:41:09 >>>故障排除日志:上一MQTT订单号缓存列表为2504161913230088315121
2025-04-16 19:41:09 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 19:41:09 开始打印,排队:18,票券:2504161941024387184301,订单:2504161941020043472052,[2025-04-16 19:41:09微信支付15元]
2025-04-16 19:41:11 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504161941024387184301","queue_number":18,"trade_uid":"2504161941020043472052"}]}
2025-04-16 19:41:11 >>>故障排除日志:删除未同步下发订单成功2504161941020043472052
2025-04-16 19:41:11 >>>故障排除日志:终端同步成功后剩余订单列表
===20:00:44===
2025-04-16 20:00:18 >>>回调事件[910,devices/S2333]
2025-04-16 20:00:18 >>>故障排除日志:上一MQTT订单号缓存列表为2504161941020043472052
2025-04-16 20:00:18 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 20:00:18 开始打印,排队:19,票券:2504162000119314433901,订单:2504162000110092732136,[2025-04-16 20:00:19微信支付15元]
2025-04-16 20:00:20 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504162000119314433901","queue_number":19,"trade_uid":"2504162000110092732136"}]}
2025-04-16 20:00:20 >>>故障排除日志:删除未同步下发订单成功2504162000110092732136
2025-04-16 20:00:20 >>>故障排除日志:终端同步成功后剩余订单列表
===20:07:45===
2025-04-16 20:07:16 >>>回调事件[910,devices/S2333]
2025-04-16 20:07:16 >>>故障排除日志:上一MQTT订单号缓存列表为2504162000110092732136
2025-04-16 20:07:16 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 20:07:16 开始打印,排队:20,票券:2504162007102858755401,订单:2504162007100028161478,[2025-04-16 20:07:16微信支付15元]
2025-04-16 20:07:18 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504162007102858755401","queue_number":20,"trade_uid":"2504162007100028161478"}]}
2025-04-16 20:07:18 >>>故障排除日志:删除未同步下发订单成功2504162007100028161478
2025-04-16 20:07:18 >>>故障排除日志:终端同步成功后剩余订单列表
===20:24:45===
2025-04-16 20:24:30 >>>回调事件[910,devices/S2333]
2025-04-16 20:24:30 >>>故障排除日志:上一MQTT订单号缓存列表为2504162007100028161478
2025-04-16 20:24:30 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 20:24:30 开始打印,排队:21,票券:2504162024251677717301,订单:2504162024250016384982,[2025-04-16 20:24:30微信支付15元]
2025-04-16 20:24:32 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504162024251677717301","queue_number":21,"trade_uid":"2504162024250016384982"}]}
2025-04-16 20:24:32 >>>故障排除日志:删除未同步下发订单成功2504162024250016384982
2025-04-16 20:24:32 >>>故障排除日志:终端同步成功后剩余订单列表
===20:27:45===
2025-04-16 20:27:36 >>>回调事件[910,devices/S2333]
2025-04-16 20:27:36 >>>故障排除日志:上一MQTT订单号缓存列表为2504162024250016384982
2025-04-16 20:27:36 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 20:27:36 开始打印,排队:22,票券:2504162027306074052701,订单:2504162027300060368431,[2025-04-16 20:27:36微信支付15元]
2025-04-16 20:27:38 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504162027306074052701","queue_number":22,"trade_uid":"2504162027300060368431"}]}
2025-04-16 20:27:38 >>>故障排除日志:删除未同步下发订单成功2504162027300060368431
2025-04-16 20:27:38 >>>故障排除日志:终端同步成功后剩余订单列表
===20:37:45===
2025-04-16 20:37:18 >>>回调事件[910,devices/S2333]
2025-04-16 20:37:18 >>>故障排除日志:上一MQTT订单号缓存列表为2504162027300060368431
2025-04-16 20:37:18 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 20:37:18 开始打印,排队:23,票券:2504162037108193442901,订单:2504162037100081458851,[2025-04-16 20:37:18支付宝支付15元]
2025-04-16 20:37:20 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504162037108193442901","queue_number":23,"trade_uid":"2504162037100081458851"}]}
2025-04-16 20:37:20 >>>故障排除日志:删除未同步下发订单成功2504162037100081458851
2025-04-16 20:37:20 >>>故障排除日志:终端同步成功后剩余订单列表
===20:51:45===
2025-04-16 20:51:40 >>>回调事件[910,devices/S2333]
2025-04-16 20:51:40 >>>故障排除日志:上一MQTT订单号缓存列表为2504162037100081458851
2025-04-16 20:51:40 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 20:51:40 开始打印,排队:24,票券:2504162051342960901601,订单:2504162051340029211485,[2025-04-16 20:51:41微信支付15元]
2025-04-16 20:51:42 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504162051342960901601","queue_number":24,"trade_uid":"2504162051340029211485"}]}
2025-04-16 20:51:42 >>>故障排除日志:删除未同步下发订单成功2504162051340029211485
2025-04-16 20:51:42 >>>故障排除日志:终端同步成功后剩余订单列表
===21:02:45===
2025-04-16 21:02:17 >>>回调事件[910,devices/S2333]
2025-04-16 21:02:17 >>>故障排除日志:上一MQTT订单号缓存列表为2504162051340029211485
2025-04-16 21:02:17 >>>故障排除日志:终端未同步成功订单列表
2025-04-16 21:02:17 开始打印,排队:25,票券:2504162102111203069401,订单:2504162102110011617324,[2025-04-16 21:02:18微信支付15元]
2025-04-16 21:02:19 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2504162102111203069401","queue_number":25,"trade_uid":"2504162102110011617324"}]}
2025-04-16 21:02:19 >>>故障排除日志:删除未同步下发订单成功2504162102110011617324
2025-04-16 21:02:19 >>>故障排除日志:终端同步成功后剩余订单列表
===21:59:46===
2025-04-16 21:59:15>>>cash read=00
2025-04-16 21:59:16>>>cash read=818F43
2025-04-16 21:59:16>>>cash write=02
2025-04-16 21:59:16 >>>回调事件130,cash_status,10022,进钞中...read money=20
2025-04-16 21:59:17>>>cash read=10
2025-04-16 21:59:17 >>>回调事件130,20,10023,finish Money=20,进钞完成
2025-04-16 21:59:18>>>cash read=2F29
2025-04-16 21:59:19>>>cash write=0C
2025-04-16 21:59:19>>>cash read=00
2025-04-16 21:59:20>>>cash read=818F42
2025-04-16 21:59:20>>>cash write=02
2025-04-16 21:59:20 >>>回调事件130,cash_status,10022,进钞中...read money=10
2025-04-16 21:59:20>>>cash read=10
2025-04-16 21:59:20 >>>回调事件130,10,10023,finish Money=10,进钞完成
2025-04-16 21:59:20 当前产品价格15元，投币30元，打印小票中...
2025-04-16 21:59:20 >>>开始打印,排队号为26,订单号为2504162159200022333763
2025-04-16 21:59:20 >>>开始打印,排队号为27,订单号为2504162159200022333763
2025-04-16 21:59:21>>>订单2504162159200022333763写入成功,剩余空间为1679000,占用RAM为624.9091796875
删除未同步订单2504162159200022333763
2025-04-16 21:59:24>>>订单2504162159200022333763删除成功,剩余空间为1680000,占用RAM为640.4326171875
检测订单目录中>>>
无未同步订单>>>
2025-04-16 21:59:24 >>>当前Ram内存为600.7802734375
定时检测未同步订单启用
2025-04-16 21:59:25>>>cash write=0C
2025-04-16 21:59:26>>>cash read=3E
===22:00:46===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===23:01:46===
2025-04-16 23:01:08>>>cash read=0A
2025-04-16 23:01:09>>>cash read=3E