TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.5.1,864708063069366,58371629576437,
poweron reason:0
===08:24:16===
上一时间戳为1726134222
当日首次设置时间戳true为1726140329
今日nvm排队号为5
当前排队号为5,音量为5
初始化产品信息:[{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438484069","use_timer":1,"old_price":"38","end_hour":"23","sale_price":"38","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"成人加儿童票"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438484058","use_timer":1,"old_price":"30","end_hour":"23","sale_price":"30","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票30元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438484047","use_timer":1,"old_price":"25","end_hour":"23","sale_price":"25","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票25元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481308","use_timer":1,"old_price":"23","end_hour":"23","sale_price":"23","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"成人加儿童票"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651397","use_timer":1,"old_price":"20","end_hour":"23","sale_price":"20","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票20元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481307","use_timer":1,"old_price":"15","end_hour":"23","sale_price":"15","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票15元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651396","use_timer":1,"old_price":"13","end_hour":"23","sale_price":"13","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票13元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481306","use_timer":1,"old_price":"12","end_hour":"23","sale_price":"12","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票12元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651394","use_timer":1,"old_price":"10","end_hour":"23","sale_price":"10","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票10元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651395","use_timer":1,"old_price":"8","end_hour":"23","sale_price":"8","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票8元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481302","use_timer":1,"old_price":"7","end_hour":"23","sale_price":"7","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票7元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481305","use_timer":1,"old_price":"6","end_hour":"23","sale_price":"6","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票6元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481304","use_timer":1,"old_price":"5","end_hour":"23","sale_price":"5","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票5元"}]
是否打印二维码设置为0
是否打印紧凑设置为0
session_id:00e0a****253e6
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[2.5.1]
定时检测未同步订单启用
2024-09-12 19:25:30>>>cash write=30
2024-09-12 19:25:30>>>cash write=02
2024-09-12 19:25:30>>>cash write=3E
2024-09-12 19:25:30>>>cash read=808F808F808F808F
系统时间初始化成功，时间为2024912192530
2024-09-12 19:25:31>>>cash write=02
2024-09-12 19:25:32 >>>剩余flash空间=1676500,占用RAM为658.9619140625
2024-09-12 19:25:32 >>>回调事件:910,subscribe,10000,连接服务器成功
2024-09-12 19:25:32 >>>剩余flash空间=1676500,占用RAM为609.6279296875
2024-09-12 19:25:32 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket
2024-09-12 19:25:34>>>cash write=0C
2024-09-12 19:25:34>>>cash read=3E
流量卡还有17天过期
2024-09-12 19:25:38 >>>当前Ram内存为622.9775390625
===08:25:16===
上一时间戳为1726140329
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1,音量为5
初始化产品信息:[{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438484069","use_timer":1,"old_price":"38","end_hour":"23","sale_price":"38","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"成人加儿童票"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438484058","use_timer":1,"old_price":"30","end_hour":"23","sale_price":"30","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票30元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438484047","use_timer":1,"old_price":"25","end_hour":"23","sale_price":"25","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票25元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481308","use_timer":1,"old_price":"23","end_hour":"23","sale_price":"23","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"成人加儿童票"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651397","use_timer":1,"old_price":"20","end_hour":"23","sale_price":"20","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票20元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481307","use_timer":1,"old_price":"15","end_hour":"23","sale_price":"15","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票15元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651396","use_timer":1,"old_price":"13","end_hour":"23","sale_price":"13","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票13元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481306","use_timer":1,"old_price":"12","end_hour":"23","sale_price":"12","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票12元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651394","use_timer":1,"old_price":"10","end_hour":"23","sale_price":"10","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票10元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4279730210160651395","use_timer":1,"old_price":"8","end_hour":"23","sale_price":"8","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票8元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481302","use_timer":1,"old_price":"7","end_hour":"23","sale_price":"7","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票7元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481305","use_timer":1,"old_price":"6","end_hour":"23","sale_price":"6","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票6元"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4351590954438481304","use_timer":1,"old_price":"5","end_hour":"23","sale_price":"5","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"车票5元"}]
是否打印二维码设置为0
是否打印紧凑设置为0
session_id:c9d8c****66224
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[2.5.1]
定时检测未同步订单启用
2024-09-13 08:24:16>>>cash write=30
2024-09-13 08:24:16>>>cash write=02
2024-09-13 08:24:16>>>cash write=3E
2024-09-13 08:24:16>>>cash read=808F808F808F808F
系统时间初始化成功，时间为202491382416
2024-09-13 08:24:17>>>cash write=02
2024-09-13 08:24:18 >>>剩余flash空间=1676500,占用RAM为649.8876953125
2024-09-13 08:24:18 >>>回调事件:910,subscribe,10000,连接服务器成功
2024-09-13 08:24:18 >>>剩余flash空间=1676500,占用RAM为607.3193359375
2024-09-13 08:24:18 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket
2024-09-13 08:24:20>>>cash write=0C
2024-09-13 08:24:20>>>cash read=3E
流量卡还有16天过期
2024-09-13 08:24:24 >>>当前Ram内存为623.62890625
===08:26:17===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>
===08:42:17===
2024-09-13 08:41:58 >>>剩余flash空间=1682000,占用RAM为630.5634765625
2024-09-13 08:41:58 >>>回调事件:901,netChange,1,4G LTE网络
===08:44:18===
2024-09-13 08:43:38>>>cash read=0B
2024-09-13 08:43:52>>>cash read=3E
2024-09-13 08:43:56>>>cash read=0B
2024-09-13 08:43:58 >>>剩余flash空间=1681500,占用RAM为636.8515625
2024-09-13 08:43:58 >>>回调事件:901,netChange,1,4G LTE网络
===08:45:18===
2024-09-13 08:45:04>>>cash read=3E
===08:46:18===
2024-09-13 08:45:53>>>cash read=0B
===08:47:19===
2024-09-13 08:47:04>>>cash read=3E
2024-09-13 08:47:06>>>cash read=0B
===08:52:19===
2024-09-13 08:52:05>>>cash read=3E
===09:46:19===
2024-09-13 09:45:38 >>>剩余flash空间=1682000,占用RAM为627.251953125
2024-09-13 09:45:38 >>>回调事件:901,netChange,1,4G LTE网络
===09:53:20===
2024-09-13 09:53:18 >>>剩余flash空间=1682000,占用RAM为609.884765625
2024-09-13 09:53:18 >>>回调事件:901,netChange,1,4G LTE网络
===10:00:20===
2024-09-13 10:00:08 >>>剩余flash空间=1682000,占用RAM为627.1357421875
2024-09-13 10:00:08 >>>回调事件:901,netChange,1,4G LTE网络
===10:21:21===
2024-09-13 10:20:58 >>>剩余flash空间=1682000,占用RAM为642.7138671875
2024-09-13 10:20:58 >>>回调事件:901,netChange,1,4G LTE网络
===10:46:21===
2024-09-13 10:46:08 >>>剩余flash空间=1682000,占用RAM为622.53515625
2024-09-13 10:46:08 >>>回调事件:901,netChange,1,4G LTE网络
===10:53:22===
2024-09-13 10:52:48 >>>剩余flash空间=1682000,占用RAM为632.2060546875
2024-09-13 10:52:48 >>>回调事件:901,netChange,1,4G LTE网络
===10:58:22===
2024-09-13 10:57:48 >>>剩余flash空间=1682000,占用RAM为620.4140625
2024-09-13 10:57:48 >>>回调事件:901,netChange,1,4G LTE网络
===11:01:22===
2024-09-13 11:00:28 >>>剩余flash空间=1682000,占用RAM为636.890625
2024-09-13 11:00:28 >>>回调事件:901,netChange,1,4G LTE网络
===11:03:22===
2024-09-13 11:03:08 >>>剩余flash空间=1682000,占用RAM为643.8173828125
2024-09-13 11:03:08 >>>回调事件:901,netChange,1,4G LTE网络
===11:10:23===
2024-09-13 11:09:59 >>>剩余flash空间=1682000,占用RAM为643.7177734375
2024-09-13 11:09:59 >>>回调事件:901,netChange,1,4G LTE网络
===11:11:23===
2024-09-13 11:10:59 >>>剩余flash空间=1682000,占用RAM为629.201171875
2024-09-13 11:10:59 >>>回调事件:901,netChange,1,4G LTE网络
===11:20:24===
2024-09-13 11:20:09 >>>剩余flash空间=1682000,占用RAM为644.2822265625
2024-09-13 11:20:09 >>>回调事件:901,netChange,1,4G LTE网络
===11:33:24===
2024-09-13 11:32:59 >>>剩余flash空间=1682000,占用RAM为623.744140625
2024-09-13 11:32:59 >>>回调事件:901,netChange,1,4G LTE网络
===11:45:27===
2024-09-13 11:45:09 >>>剩余flash空间=1682000,占用RAM为640.9423828125
2024-09-13 11:45:09 >>>回调事件:901,netChange,1,4G LTE网络
===12:21:27===
2024-09-13 12:21:03>>>cash read=0A
2024-09-13 12:21:04>>>cash read=3E
===14:30:28===
2024-09-13 14:30:09 >>>剩余flash空间=1682000,占用RAM为619.509765625
2024-09-13 14:30:09 >>>回调事件:901,netChange,1,4G LTE网络
===14:31:29===
2024-09-13 14:30:59 >>>剩余flash空间=1682000,占用RAM为632.2236328125
2024-09-13 14:30:59 >>>回调事件:901,netChange,1,4G LTE网络
===14:33:29===
2024-09-13 14:32:29 >>>剩余flash空间=1682000,占用RAM为638.9912109375
2024-09-13 14:32:29 >>>回调事件:901,netChange,1,4G LTE网络
===14:36:29===
2024-09-13 14:35:49 >>>剩余flash空间=1682000,占用RAM为626.06640625
2024-09-13 14:35:49 >>>回调事件:901,netChange,1,4G LTE网络
===14:38:29===
2024-09-13 14:38:09 >>>剩余flash空间=1682000,占用RAM为642.4248046875
2024-09-13 14:38:09 >>>回调事件:901,netChange,1,4G LTE网络
===14:42:30===
2024-09-13 14:42:19 >>>剩余flash空间=1682000,占用RAM为631.4501953125
2024-09-13 14:42:19 >>>回调事件:901,netChange,1,4G LTE网络
===14:46:30===
2024-09-13 14:46:09 >>>剩余flash空间=1682000,占用RAM为630.642578125
2024-09-13 14:46:09 >>>回调事件:901,netChange,1,4G LTE网络
===14:55:30===
2024-09-13 14:54:59 >>>剩余flash空间=1682000,占用RAM为610.0478515625
2024-09-13 14:54:59 >>>回调事件:901,netChange,1,4G LTE网络
===14:58:31===
2024-09-13 14:57:39 >>>剩余flash空间=1682000,占用RAM为628.779296875
2024-09-13 14:57:39 >>>回调事件:901,netChange,1,4G LTE网络
===15:15:31===
2024-09-13 15:14:39 >>>剩余flash空间=1682000,占用RAM为611.4814453125
2024-09-13 15:14:39 >>>回调事件:901,netChange,1,4G LTE网络
===15:20:32===
2024-09-13 15:20:19 >>>剩余flash空间=1682000,占用RAM为609.37109375
2024-09-13 15:20:19 >>>回调事件:901,netChange,1,4G LTE网络
===15:27:32===
2024-09-13 15:26:49 >>>剩余flash空间=1682000,占用RAM为625.6767578125
2024-09-13 15:26:49 >>>回调事件:901,netChange,1,4G LTE网络
===15:33:32===
2024-09-13 15:32:59 >>>剩余flash空间=1682000,占用RAM为608.458984375
2024-09-13 15:32:59 >>>回调事件:901,netChange,1,4G LTE网络
===15:37:33===
2024-09-13 15:36:49 >>>剩余flash空间=1682000,占用RAM为627.427734375
2024-09-13 15:36:49 >>>回调事件:901,netChange,1,4G LTE网络
===15:47:52===
2024-09-13 15:47:29 >>>剩余flash空间=1682000,占用RAM为646.865234375
2024-09-13 15:47:29 >>>回调事件:901,netChange,1,4G LTE网络
TCP://log.tl-self.com:9807@13_15:47:46:connect fail
===15:50:52===
2024-09-13 15:49:59 >>>剩余flash空间=1682000,占用RAM为625.4296875
2024-09-13 15:49:59 >>>回调事件:901,netChange,1,4G LTE网络
===15:53:53===
2024-09-13 15:53:09 >>>剩余flash空间=1682000,占用RAM为629.9189453125
2024-09-13 15:53:09 >>>回调事件:901,netChange,1,4G LTE网络
===15:58:53===
2024-09-13 15:58:39 >>>剩余flash空间=1682000,占用RAM为616.56640625
2024-09-13 15:58:39 >>>回调事件:901,netChange,1,4G LTE网络
===16:02:54===
2024-09-13 16:02:37>>>cash read=0B
===16:03:54===
2024-09-13 16:02:53>>>cash read=3E
===16:14:55===
2024-09-13 16:14:39 >>>剩余flash空间=1682000,占用RAM为613.1806640625
2024-09-13 16:14:39 >>>回调事件:901,netChange,1,4G LTE网络
===16:15:55===
2024-09-13 16:15:09 >>>剩余flash空间=1682000,占用RAM为611.1396484375
2024-09-13 16:15:09 >>>回调事件:901,netChange,1,4G LTE网络
===16:19:55===
2024-09-13 16:19:39 >>>剩余flash空间=1682000,占用RAM为609.580078125
2024-09-13 16:19:39 >>>回调事件:901,netChange,1,4G LTE网络
===16:23:56===
2024-09-13 16:23:01>>>cash read=0B
2024-09-13 16:23:06>>>cash read=3E
2024-09-13 16:23:08>>>cash read=0B
2024-09-13 16:23:12>>>cash read=3E
2024-09-13 16:23:14>>>cash read=0B
2024-09-13 16:23:26>>>cash read=3E
2024-09-13 16:23:39 >>>剩余flash空间=1681500,占用RAM为614.76171875
2024-09-13 16:23:39 >>>回调事件:901,netChange,1,4G LTE网络
===16:24:56===
2024-09-13 16:24:09 >>>剩余flash空间=1682000,占用RAM为627.828125
2024-09-13 16:24:09 >>>回调事件:901,netChange,1,4G LTE网络
===16:25:56===
2024-09-13 16:24:58>>>cash read=0B
2024-09-13 16:25:06>>>cash read=3E
===16:26:57===
2024-09-13 16:26:14>>>cash read=0B
2024-09-13 16:26:20>>>cash read=3E
2024-09-13 16:26:26>>>cash read=0B
2024-09-13 16:26:31>>>cash read=3E
2024-09-13 16:26:32>>>cash read=0B
2024-09-13 16:26:49>>>cash read=3E
===16:30:57===
2024-09-13 16:30:02>>>cash read=0B
2024-09-13 16:30:40>>>cash read=3E
2024-09-13 16:30:42>>>cash read=0B
2024-09-13 16:30:45>>>cash read=3E
2024-09-13 16:30:46>>>cash read=0B
2024-09-13 16:30:51>>>cash read=3E
2024-09-13 16:30:53>>>cash read=0B
2024-09-13 16:30:54>>>cash read=3E
2024-09-13 16:30:55>>>cash read=0B
2024-09-13 16:30:56>>>cash read=3E
===16:31:58===
2024-09-13 16:30:57>>>cash read=0B
2024-09-13 16:31:02>>>cash read=3E
2024-09-13 16:31:03>>>cash read=0B
2024-09-13 16:31:04>>>cash read=3E
2024-09-13 16:31:05>>>cash read=0B
2024-09-13 16:31:06>>>cash read=3E
2024-09-13 16:31:07>>>cash read=0B
2024-09-13 16:31:10>>>cash read=3E
2024-09-13 16:31:11>>>cash read=0B
2024-09-13 16:31:13>>>cash read=3E
2024-09-13 16:31:14>>>cash read=0B
2024-09-13 16:31:21>>>cash read=3E
2024-09-13 16:31:22>>>cash read=0B
2024-09-13 16:31:28>>>cash read=3E
2024-09-13 16:31:29>>>cash read=0B
2024-09-13 16:31:37>>>cash read=3E
2024-09-13 16:31:40>>>cash read=0B
2024-09-13 16:31:42>>>cash read=3E
2024-09-13 16:31:45>>>cash read=0B
2024-09-13 16:31:46>>>cash read=3E
2024-09-13 16:31:49>>>cash read=0B
===16:33:58===
2024-09-13 16:33:11>>>cash read=3E
2024-09-13 16:33:13>>>cash read=0B
===17:07:59===
2024-09-13 17:07:06>>>cash read=3E
2024-09-13 17:07:07>>>cash read=0B
2024-09-13 17:07:40>>>cash read=0A
===17:08:59===
2024-09-13 17:08:05>>>cash read=0B
===17:12:59===
2024-09-13 17:12:21>>>cash read=3E
2024-09-13 17:12:27>>>cash read=0A
===17:15:00===
2024-09-13 17:14:02>>>cash read=3E
2024-09-13 17:14:03>>>cash read=0B
===17:18:00===
2024-09-13 17:17:56>>>cash read=3E
2024-09-13 17:17:58>>>cash read=0A
===17:20:01===
2024-09-13 17:19:42>>>cash read=3E
2024-09-13 17:19:43>>>cash read=0B
===17:21:01===
2024-09-13 17:20:10>>>cash read=3E
===17:22:01===
2024-09-13 17:21:10>>>cash read=0A
2024-09-13 17:21:11>>>cash read=3E
2024-09-13 17:21:12>>>cash read=0B
===17:23:02===
2024-09-13 17:22:12>>>cash read=3E
2024-09-13 17:22:15>>>cash read=0B
2024-09-13 17:22:18>>>cash read=3E
2024-09-13 17:22:21>>>cash read=0B
2024-09-13 17:22:25>>>cash read=3E
2024-09-13 17:22:27>>>cash read=0B
2024-09-13 17:22:35>>>cash read=3E
2024-09-13 17:22:41>>>cash read=0B
2024-09-13 17:22:49>>>cash read=3E
===17:29:02===
2024-09-13 17:28:52>>>cash read=0A
2024-09-13 17:28:53>>>cash read=3E
===17:32:02===
2024-09-13 17:31:52>>>cash read=0A
2024-09-13 17:31:53>>>cash read=3E