TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.6.5,869701072492161,45165126384365,
poweron reason:0

===06:08:43===
2024-12-05 06:07:58>>>cash read=0A
2024-12-05 06:07:59>>>cash read=3E


===06:21:44===
2024-12-05 06:21:01>>>cash read=0A
2024-12-05 06:21:03>>>cash read=3E


===09:28:44===
2024-12-05 09:27:57 >>>回调事件[910,devices/S3655]
隔日重置时间戳true
隔日清空未同步下发列表true
2024-12-05 09:27:57 >>>故障排除日志:上一MQTT订单号缓存列表为24120420250900390724
2024-12-05 09:27:57 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 09:27:57 开始打印,排队:1,票券:2412050927477156389501,订单:24120509274771558882,[2024-12-05 09:27:55微信支付20元]
2024-12-05 09:27:59 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412050927477156389501","queue_number":1,"trade_uid":"24120509274771558882"}]}
2024-12-05 09:27:59 >>>故障排除日志:删除未同步下发订单成功24120509274771558882
2024-12-05 09:27:59 >>>故障排除日志:终端同步成功后剩余订单列表


===10:02:44===
2024-12-05 10:02:39 >>>回调事件[910,devices/S3655]
上一时间戳为1733362077
2024-12-05 10:02:39 >>>故障排除日志:上一MQTT订单号缓存列表为24120509274771558882
2024-12-05 10:02:39 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 10:02:39 开始打印,排队:2,票券:2412051002318241338501,订单:24120510023182403824,[2024-12-05 10:02:38支付宝支付13元]
2024-12-05 10:02:41 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051002318241338501","queue_number":2,"trade_uid":"24120510023182403824"}]}
2024-12-05 10:02:41 >>>故障排除日志:删除未同步下发订单成功24120510023182403824
2024-12-05 10:02:41 >>>故障排除日志:终端同步成功后剩余订单列表


===11:03:45===
2024-12-05 11:02:54>>>cash read=00
2024-12-05 11:02:55>>>cash read=2F29
2024-12-05 11:02:57>>>cash read=3E
2024-12-05 11:02:59>>>cash read=00
2024-12-05 11:03:00>>>cash read=818F43
2024-12-05 11:03:00>>>cash write=02
2024-12-05 11:03:00 >>>回调事件130,cash_status,10022,进钞中...read money=20
2024-12-05 11:03:00>>>cash read=10
2024-12-05 11:03:00 >>>回调事件130,20,10023,finish Money=20,进钞完成
2024-12-05 11:03:00 当前产品价格20元,投币20元,打印小票中...
2024-12-05 11:03:00 >>>开始打印,排队号为3,订单号为2412051103000023655179
2024-12-05 11:03:00>>>订单2412051103000023655179写入成功,剩余空间为1679500,占用RAM为611.119140625
删除未同步订单2412051103000023655179
2024-12-05 11:03:02>>>订单2412051103000023655179删除成功,剩余空间为1680500,占用RAM为623.51171875
检测订单目录中>>>
无未同步订单>>>
2024-12-05 11:03:03 >>>当前Ram内存为593.263671875
定时检测未同步订单启用
2024-12-05 11:03:03>>>cash write=0C
2024-12-05 11:03:03>>>cash read=3E


===11:04:45===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>


===11:37:45===
2024-12-05 11:37:12>>>cash read=0A
2024-12-05 11:37:14>>>cash read=3E


===12:11:46===
2024-12-05 12:10:51 >>>回调事件[910,devices/S3655]
2024-12-05 12:10:51 >>>故障排除日志:上一MQTT订单号缓存列表为24120510023182403824
2024-12-05 12:10:51 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 12:10:51 开始打印,排队:4,票券:2412051210378044608901,订单:24120512103780441826,[2024-12-05 12:10:49微信支付13元]
2024-12-05 12:10:53 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051210378044608901","queue_number":4,"trade_uid":"24120512103780441826"}]}
2024-12-05 12:10:53 >>>故障排除日志:删除未同步下发订单成功24120512103780441826
2024-12-05 12:10:53 >>>故障排除日志:终端同步成功后剩余订单列表


===12:56:46===
2024-12-05 12:56:06 >>>回调事件[910,devices/S3655]
2024-12-05 12:56:06 >>>故障排除日志:上一MQTT订单号缓存列表为24120512103780441826
2024-12-05 12:56:06 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 12:56:06 开始打印,排队:5,票券:2412051255585359058601,订单:24120512555853586839,[2024-12-05 12:56:04微信支付20元]
2024-12-05 12:56:08 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051255585359058601","queue_number":5,"trade_uid":"24120512555853586839"}]}
2024-12-05 12:56:08 >>>故障排除日志:删除未同步下发订单成功24120512555853586839
2024-12-05 12:56:08 >>>故障排除日志:终端同步成功后剩余订单列表


===13:20:47===
2024-12-05 13:20:17 >>>回调事件[910,devices/S3655]
2024-12-05 13:20:17 >>>故障排除日志:上一MQTT订单号缓存列表为24120512555853586839
2024-12-05 13:20:17 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 13:20:17 开始打印,排队:6,票券:2412051319588963091601,订单:24120513195889626789,[2024-12-05 13:20:15微信支付13元]
2024-12-05 13:20:19 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051319588963091601","queue_number":6,"trade_uid":"24120513195889626789"}]}
2024-12-05 13:20:19 >>>故障排除日志:删除未同步下发订单成功24120513195889626789
2024-12-05 13:20:19 >>>故障排除日志:终端同步成功后剩余订单列表


===13:28:47===
2024-12-05 13:28:05>>>cash read=00
2024-12-05 13:28:06>>>cash read=818F42
2024-12-05 13:28:06>>>cash write=02
2024-12-05 13:28:06 >>>回调事件130,cash_status,10022,进钞中...read money=10
2024-12-05 13:28:07>>>cash write=0C
2024-12-05 13:28:07>>>cash read=00
2024-12-05 13:28:07>>>cash read=10
2024-12-05 13:28:07 >>>回调事件130,10,10023,finish Money=10,进钞完成
2024-12-05 13:28:08>>>cash read=3E
2024-12-05 13:28:10>>>cash read=00
2024-12-05 13:28:10>>>cash read=818F40
2024-12-05 13:28:10>>>cash write=02
2024-12-05 13:28:10 >>>回调事件130,cash_status,10022,进钞中...read money=1
2024-12-05 13:28:10>>>cash read=10
2024-12-05 13:28:10 >>>回调事件130,1,10023,finish Money=1,进钞完成
2024-12-05 13:28:11>>>cash write=0C
2024-12-05 13:28:11>>>cash read=00
2024-12-05 13:28:12>>>cash read=818F40
2024-12-05 13:28:12>>>cash write=02
2024-12-05 13:28:12 >>>回调事件130,cash_status,10022,进钞中...read money=1
2024-12-05 13:28:13>>>cash read=10
2024-12-05 13:28:13 >>>回调事件130,1,10023,finish Money=1,进钞完成
2024-12-05 13:28:14>>>cash write=0C
2024-12-05 13:28:14>>>cash read=00
2024-12-05 13:28:15>>>cash read=818F40
2024-12-05 13:28:15>>>cash write=02
2024-12-05 13:28:15 >>>回调事件130,cash_status,10022,进钞中...read money=1
2024-12-05 13:28:15>>>cash read=10
2024-12-05 13:28:15 >>>回调事件130,1,10023,finish Money=1,进钞完成
2024-12-05 13:28:15 当前产品价格13元,投币13元,打印小票中...
2024-12-05 13:28:15 >>>开始打印,排队号为7,订单号为2412051328130023655822
2024-12-05 13:28:16>>>订单2412051328130023655822写入成功,剩余空间为1678500,占用RAM为614.72265625
删除未同步订单2412051328130023655822
2024-12-05 13:28:18>>>订单2412051328130023655822删除成功,剩余空间为1679500,占用RAM为626.271484375
检测订单目录中>>>
无未同步订单>>>
2024-12-05 13:28:18 >>>当前Ram内存为594.791015625
定时检测未同步订单启用
2024-12-05 13:28:19>>>cash write=0C
2024-12-05 13:28:19>>>cash read=3E


===13:29:47===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>


===15:31:48===
2024-12-05 15:31:29>>>cash read=0A
2024-12-05 15:31:31>>>cash read=3E


===16:23:48===
2024-12-05 16:23:12 >>>回调事件[910,devices/S3655]
2024-12-05 16:23:12 >>>故障排除日志:上一MQTT订单号缓存列表为24120513195889626789
2024-12-05 16:23:12 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 16:23:12 开始打印,排队:8,票券:2412051623068498152701,订单:24120516230684977856,[2024-12-05 16:23:12微信支付13元]
2024-12-05 16:23:14 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051623068498152701","queue_number":8,"trade_uid":"24120516230684977856"}]}
2024-12-05 16:23:14 >>>故障排除日志:删除未同步下发订单成功24120516230684977856
2024-12-05 16:23:14 >>>故障排除日志:终端同步成功后剩余订单列表


===16:25:48===
2024-12-05 16:25:12 >>>回调事件[910,devices/S3655]
2024-12-05 16:25:12 >>>故障排除日志:上一MQTT订单号缓存列表为24120516230684977856
2024-12-05 16:25:12 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 16:25:12 开始打印,排队:9,票券:2412051625063335551501,订单:24120516250633351083,[2024-12-05 16:25:11微信支付13元]
2024-12-05 16:25:14 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051625063335551501","queue_number":9,"trade_uid":"24120516250633351083"}]}
2024-12-05 16:25:14 >>>故障排除日志:删除未同步下发订单成功24120516250633351083
2024-12-05 16:25:14 >>>故障排除日志:终端同步成功后剩余订单列表


===16:32:48===
2024-12-05 16:32:02 >>>回调事件[910,devices/S3655]
2024-12-05 16:32:02 >>>故障排除日志:上一MQTT订单号缓存列表为24120516250633351083
2024-12-05 16:32:02 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 16:32:02 开始打印,排队:10,票券:2412051631535454419801,订单:24120516315354539816,[2024-12-05 16:32:00微信支付13元]
2024-12-05 16:32:04 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051631535454419801","queue_number":10,"trade_uid":"24120516315354539816"}]}
2024-12-05 16:32:04 >>>故障排除日志:删除未同步下发订单成功24120516315354539816
2024-12-05 16:32:04 >>>故障排除日志:终端同步成功后剩余订单列表


===16:44:49===
2024-12-05 16:44:16>>>cash read=00
2024-12-05 16:44:17>>>cash read=818F41
2024-12-05 16:44:17>>>cash write=02
2024-12-05 16:44:17 >>>回调事件130,cash_status,10022,进钞中...read money=5
2024-12-05 16:44:17>>>cash read=10
2024-12-05 16:44:17 >>>回调事件130,5,10023,finish Money=5,进钞完成
2024-12-05 16:44:19>>>cash write=0C
2024-12-05 16:44:19>>>cash read=3E
2024-12-05 16:44:20>>>cash read=00
2024-12-05 16:44:21>>>cash read=2F29
2024-12-05 16:44:22>>>cash read=3E
2024-12-05 16:44:25>>>cash read=00
2024-12-05 16:44:26>>>cash read=2F29
2024-12-05 16:44:27>>>cash read=3E
2024-12-05 16:44:29>>>cash read=00
2024-12-05 16:44:30>>>cash read=2F29
2024-12-05 16:44:32>>>cash read=3E
2024-12-05 16:44:33>>>cash read=00
2024-12-05 16:44:33>>>cash read=818F40
2024-12-05 16:44:33>>>cash write=02
2024-12-05 16:44:33 >>>回调事件130,cash_status,10022,进钞中...read money=1
2024-12-05 16:44:34>>>cash read=10
2024-12-05 16:44:34 >>>回调事件130,1,10023,finish Money=1,进钞完成
2024-12-05 16:44:35>>>cash write=0C
2024-12-05 16:44:35>>>cash read=00
2024-12-05 16:44:36>>>cash read=818F40
2024-12-05 16:44:36>>>cash write=02
2024-12-05 16:44:36 >>>回调事件130,cash_status,10022,进钞中...read money=1
2024-12-05 16:44:37>>>cash read=10
2024-12-05 16:44:37 >>>回调事件130,1,10023,finish Money=1,进钞完成
2024-12-05 16:44:38>>>cash write=0C
2024-12-05 16:44:38>>>cash read=00
2024-12-05 16:44:39>>>cash read=292F29
2024-12-05 16:44:39 >>>回调事件130,cash_status,20029,退钞中
2024-12-05 16:44:40>>>cash read=01
2024-12-05 16:44:43>>>cash read=2F
2024-12-05 16:44:44>>>cash read=00
2024-12-05 16:44:45>>>cash read=2F29
2024-12-05 16:44:47>>>cash read=3E


===16:45:49===
2024-12-05 16:44:50>>>cash read=00
2024-12-05 16:44:51>>>cash read=818F41
2024-12-05 16:44:51>>>cash write=02
2024-12-05 16:44:51 >>>回调事件130,cash_status,10022,进钞中...read money=5
2024-12-05 16:44:51>>>cash read=10
2024-12-05 16:44:51 >>>回调事件130,5,10023,finish Money=5,进钞完成
2024-12-05 16:44:52>>>cash write=0C
2024-12-05 16:44:52>>>cash read=00
2024-12-05 16:44:53>>>cash read=818F40
2024-12-05 16:44:53>>>cash write=02
2024-12-05 16:44:53 >>>回调事件130,cash_status,10022,进钞中...read money=1
2024-12-05 16:44:54>>>cash read=10
2024-12-05 16:44:54 >>>回调事件130,1,10023,finish Money=1,进钞完成
2024-12-05 16:44:54 当前产品价格13元,投币13元,打印小票中...
2024-12-05 16:44:54 >>>开始打印,排队号为11,订单号为2412051644510023655516
2024-12-05 16:44:54>>>订单2412051644510023655516写入成功,剩余空间为1679500,占用RAM为610.064453125
删除未同步订单2412051644510023655516
2024-12-05 16:44:56>>>订单2412051644510023655516删除成功,剩余空间为1680500,占用RAM为623.9306640625
检测订单目录中>>>
无未同步订单>>>
2024-12-05 16:44:56 >>>当前Ram内存为593.71875
定时检测未同步订单启用
2024-12-05 16:44:57>>>cash write=0C
2024-12-05 16:44:57>>>cash read=3E


===16:46:49===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
2024-12-05 16:46:45 >>>回调事件[910,devices/S3655]
2024-12-05 16:46:45 >>>故障排除日志:上一MQTT订单号缓存列表为24120516315354539816
2024-12-05 16:46:45 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 16:46:45 开始打印,排队:12,票券:2412051646393514365701,订单:24120516463935138784,[2024-12-05 16:46:44微信支付13元]
2024-12-05 16:46:47 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051646393514365701","queue_number":12,"trade_uid":"24120516463935138784"}]}
2024-12-05 16:46:47 >>>故障排除日志:删除未同步下发订单成功24120516463935138784
2024-12-05 16:46:47 >>>故障排除日志:终端同步成功后剩余订单列表


===17:40:50===
2024-12-05 17:40:32>>>cash read=0A
2024-12-05 17:40:33>>>cash read=3E


===17:43:50===
2024-12-05 17:43:36 >>>回调事件[910,devices/S3655]
2024-12-05 17:43:36 >>>故障排除日志:上一MQTT订单号缓存列表为24120516463935138784
2024-12-05 17:43:36 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 17:43:36 开始打印,排队:13,票券:2412051743279371283501,订单:24120517432793708397,[2024-12-05 17:43:36微信支付13元]
2024-12-05 17:43:38 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051743279371283501","queue_number":13,"trade_uid":"24120517432793708397"}]}
2024-12-05 17:43:38 >>>故障排除日志:删除未同步下发订单成功24120517432793708397
2024-12-05 17:43:38 >>>故障排除日志:终端同步成功后剩余订单列表


===17:50:50===
2024-12-05 17:50:35>>>cash read=0A
2024-12-05 17:50:36>>>cash read=3E


===18:11:51===
2024-12-05 18:11:46 >>>回调事件[910,devices/S3655]
2024-12-05 18:11:46 >>>故障排除日志:上一MQTT订单号缓存列表为24120517432793708397
2024-12-05 18:11:46 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 18:11:46 开始打印,排队:14,票券:2412051811389475432901,订单:24120518113894749971,[2024-12-05 18:11:44微信支付20元]
2024-12-05 18:11:48 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051811389475432901","queue_number":14,"trade_uid":"24120518113894749971"}]}
2024-12-05 18:11:48 >>>故障排除日志:删除未同步下发订单成功24120518113894749971
2024-12-05 18:11:48 >>>故障排除日志:终端同步成功后剩余订单列表


===18:18:51===
2024-12-05 18:18:20 >>>回调事件[910,devices/S3655]
2024-12-05 18:18:20 >>>故障排除日志:上一MQTT订单号缓存列表为24120518113894749971
2024-12-05 18:18:20 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 18:18:20 开始打印,排队:15,票券:2412051818144203794701,订单:24120518181442031193,[2024-12-05 18:18:19微信支付13元]
2024-12-05 18:18:22 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051818144203794701","queue_number":15,"trade_uid":"24120518181442031193"}]}
2024-12-05 18:18:22 >>>故障排除日志:删除未同步下发订单成功24120518181442031193
2024-12-05 18:18:22 >>>故障排除日志:终端同步成功后剩余订单列表


===18:29:51===
2024-12-05 18:28:55 >>>回调事件[910,devices/S3655]
2024-12-05 18:28:55 >>>故障排除日志:上一MQTT订单号缓存列表为24120518181442031193
2024-12-05 18:28:55 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 18:28:55 开始打印,排队:16,票券:2412051828461356425401,订单:24120518284613559332,[2024-12-05 18:28:53微信支付20元]
2024-12-05 18:28:57 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051828461356425401","queue_number":16,"trade_uid":"24120518284613559332"}]}
2024-12-05 18:28:57 >>>故障排除日志:删除未同步下发订单成功24120518284613559332
2024-12-05 18:28:57 >>>故障排除日志:终端同步成功后剩余订单列表


===18:42:52===
2024-12-05 18:41:52 >>>回调事件[910,devices/S3655]
2024-12-05 18:41:52 >>>故障排除日志:上一MQTT订单号缓存列表为24120518284613559332
2024-12-05 18:41:52 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 18:41:52 开始打印,排队:17,票券:2412051841446443807301,订单:24120518414464432546,[2024-12-05 18:41:51微信支付20元]
2024-12-05 18:41:54 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051841446443807301","queue_number":17,"trade_uid":"24120518414464432546"}]}
2024-12-05 18:41:54 >>>故障排除日志:删除未同步下发订单成功24120518414464432546
2024-12-05 18:41:54 >>>故障排除日志:终端同步成功后剩余订单列表


===19:21:52===
2024-12-05 19:20:58 >>>回调事件[910,devices/S3655]
2024-12-05 19:20:58 >>>故障排除日志:上一MQTT订单号缓存列表为24120518414464432546
2024-12-05 19:20:58 >>>故障排除日志:终端未同步成功订单列表
2024-12-05 19:20:58 开始打印,排队:18,票券:2412051920507479913801,订单:24120519205074794795,[2024-12-05 19:20:56微信支付13元]
2024-12-05 19:21:00 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2412051920507479913801","queue_number":18,"trade_uid":"24120519205074794795"}]}
2024-12-05 19:21:00 >>>故障排除日志:删除未同步下发订单成功24120519205074794795
2024-12-05 19:21:00 >>>故障排除日志:终端同步成功后剩余订单列表


===20:44:27===
上一时间戳为1733362077
当日首次设置时间戳true为1733402606
今日nvm排队号为19
当前排队号为19,音量为5
初始化产品信息:[{"time_limit_date":"","ticket_category":"0","expiry_date":90,"product_detail":"此票劵当天有效,过期作废。","time_limit_status":"0","begin_minute":"00","product_uid":"14872826055361752522","use_timer":1,"old_price":"13","end_hour":"23","sale_price":"13","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"男女快剪"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"此票劵仅当日有效,过期作废","time_limit_status":"0","begin_minute":"00","product_uid":"14872826055361752520","use_timer":1,"old_price":"20","end_hour":"23","sale_price":"20","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"男士剪加洗"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"此票券当天有效,过期作废。","time_limit_status":"0","begin_minute":"00","product_uid":"12711098232277770326","use_timer":1,"old_price":"60","end_hour":"23","sale_price":"60","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"黑油短发"}]
是否打印二维码设置为0
是否打印紧凑设置为3
session_id:9d35b****04ddb
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[2.6.5]
定时检测未同步订单启用
2024-12-05 20:43:26>>>cash write=30
2024-12-05 20:43:26>>>cash write=02
2024-12-05 20:43:26>>>cash write=3E
2024-12-05 20:43:26>>>cash read=808F808F
系统时间初始化成功,时间为2024125204326
2024-12-05 20:43:27>>>cash write=02
2024-12-05 20:43:27 >>>剩余flash空间=1679500,占用RAM为636.2578125
2024-12-05 20:43:27 >>>回调事件:910,subscribe,10000,连接服务器成功

2024-12-05 20:43:28 >>>剩余flash空间=1679500,占用RAM为604.9443359375
2024-12-05 20:43:28 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息,请求类型:ticket

2024-12-05 20:43:30>>>cash write=0C
2024-12-05 20:43:30>>>cash read=3E
流量卡还有269天过期
2024-12-05 20:43:37 >>>当前Ram内存为650.6708984375


===20:45:27===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>


===23:05:27===
2024-12-05 23:05:11>>>cash read=0A
2024-12-05 23:05:12>>>cash read=3E