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== Overview == LTE Cat1 工信部 2020年1月1日起施行的《增强机器类通信系统频率使用管理规定(暂行)》中明确 eMTC 的频率为: * eMTC 系统使用无线电频率应当取得无线电频率使用许可 * 已规划用于 LTE 的 800MHz、900MHz、1800MHz、1900MHz 和 2100MHz 等公众移动通信频段 * 已规划用于 LTE 的 1447-1467MHz 和 1785-1805MHz 等专用移动通信频段 Cat 1 首推国产芯片解决方案:紫光展锐 UIS8910DM 紫光展锐春藤 8910DM 采用 28nm 工艺,支 持LTE Cat.1 BIS、GSM 双模,上行速率 5Mbps,下行速率达 10Mbps,同时集成蓝牙、Wi-Fi 室内定位,还支持 VoLTE,相比 4G 模块,功耗相当低。 全球 4G LTE 运营商都是基于最低 3GPP Release 8 协议版本部署,所以无需升级网络,只需简单的参数配置,就能让Cat.1终端接入网络。 采用紫光展锐 UIS8910DM 的相关模组有:中国移动 ML302、有 方N58、广和通 L610、合宙 Air724、安信可 Ca-01 <br><br> == NOTES == === SIM & 入网检测 === <source lang=bash> AT+ICCID +ICCID: 89860434151990002355 [10-21 17:37:30:560]AT+CREG? [10-21 17:37:30:560] [10-21 17:37:30:560]+CREG: 0,3 # 0,5 已注册,漫游 # 0,3 注册被拒绝; 0,1 未注册;ME 当前没有搜索要注册业务的新运营商 # 0,2 未注册,但 ME 正在搜索要注册业务的新运营商 # 0,1 已注册,本地网 [10-22 11:10:58:494]AT+CGATT? [10-22 11:10:58:520] [10-22 11:10:58:520]+CGATT: 1 [10-22 11:10:58:520] [10-22 11:10:58:520]OK AT^SYSCONFIG=<mode>,<acqorder>,<roam>,<srvdoman>: 设置网络模式 AT^SYSINFO 查询当前的系统信息,返回:^SYSINFO:<srv_status>,<srv_domain>,<roam_status>,<sys _mode>,<sim_state>,<sys_submod> [10-22 16:32:27:192]AT^SYSINFO [10-22 16:32:27:192] [10-22 16:32:27:192]^SYSINFO: 2,3,0,17,1,7 (valid service, CS and PS, no roaming, LTE, sim卡状态有效, E-UTRAN nbiot 卡返回: [10-22 16:48:55:127]+E_UTRAN Service [10-22 16:48:55:153]*CGEV: ACT,5,"cmnbiot.MNC004.MCC460.GPRS","100.90.129.43" [10-22 16:48:55:166]+NITZ: 21/10/22,08:48:54+32,0 [10-22 16:48:55:550]SMS READY [10-22 16:49:18:725]AT^SYSINFO [10-22 16:49:18:742]^SYSINFO: 2,3,0,17,1,7 [10-22 16:49:18:742]OK </source> <br> === 重启、关机、飞行模式 === <source lang=bash> AT+RESET,重启,从命令发出到重启入网成功,NB 27s 左右: [10-22 11:12:35:768]AT+RESET [10-22 11:12:35:780] [10-22 11:12:35:780]OK [10-22 11:12:57:046] [10-22 11:12:57:046]RDY [10-22 11:12:59:228] [10-22 11:12:59:228]+CPIN: READY [10-22 11:13:00:028] [10-22 11:13:00:028]^CARDMODE: 2 [10-22 11:13:02:257] [10-22 11:13:02:257]SMS READY 从命令发出到重启入网成功,CAT1 28s 左右: [10-22 15:26:26:881]AT+RESET [10-22 15:26:26:881] [10-22 15:26:26:881]OK [10-22 15:26:51:215] [10-22 15:26:51:215]RDY [10-22 15:26:53:526] [10-22 15:26:53:526]+CPIN: READY [10-22 15:26:55:761] [10-22 15:26:55:761]^CARDMODE: 2 [10-22 15:26:58:705] [10-22 15:26:58:705]+E_UTRAN Service [10-22 15:26:58:705] [10-22 15:26:58:705]*CGEV: ACT,5,"cmiot.MNC004.MCC460.GPRS","10.25.30.129" [10-22 15:26:58:705] [10-22 15:26:58:705]+NITZ: 21/10/22,07:26:58+32,0 [10-22 15:26:58:984] [10-22 15:26:58:984]SMS READY AT+RSTSET:重启模块并恢复出厂设置 AT+CPOWD=1:正常关机,返回:NORMAL POWER DOWN(23s 后自动重启?!): [10-25 11:53:56:575]AT+CPOWD=1 [10-25 11:53:57:136] [10-25 11:53:57:136]NORMAL POWER DOWN [10-25 11:54:20:053]RDY [10-25 11:54:22:391] [10-25 11:54:22:391]+CPIN: READY [10-25 11:54:24:617] [10-25 11:54:24:617]^CARDMODE: 2 [10-25 11:54:27:412] [10-25 11:54:27:412]+E_UTRAN Service [10-25 11:54:27:412] [10-25 11:54:27:412]*CGEV: ACT,5,"cmiot.MNC004.MCC460.GPRS","10.206.84.110" [10-25 11:54:27:412] [10-25 11:54:27:412]+NITZ: 21/10/25,03:54:28+32,0 [10-25 11:54:27:596] [10-25 11:54:27:596]SMS READY AT+CPOWD=0:紧急关机,没有任何返回(23s 后自动重启?!): [10-25 11:55:01:730]AT+CPOWD=0 [10-25 11:55:24:975] [10-25 11:55:24:975]RDY [10-25 11:55:27:275] [10-25 11:55:27:275]+CPIN: READY [10-25 11:55:29:503] [10-25 11:55:29:503]^CARDMODE: 2 [10-25 11:55:32:250] [10-25 11:55:32:250]+E_UTRAN Service [10-25 11:55:32:277] [10-25 11:55:32:277]*CGEV: ACT,5,"cmiot.MNC004.MCC460.GPRS","10.36.236.97" [10-25 11:55:32:303] [10-25 11:55:32:303]+NITZ: 21/10/25,03:55:33+32,0 [10-25 11:55:32:493] [10-25 11:55:32:493]SMS READY AT+CFUN=1:全功能模式 AT+CFUN=4:飞行模式 AT+CFUN=0:最小功能模式 </source> <br> === 睡眠、时钟 === <source lang=bash> # setup automatic sleep mode AT+CSCLK=2 [10-22 11:18:11:076]+CSQ: 31,99 [10-22 11:18:11:076] [10-22 11:18:11:076]OK [10-22 11:18:15:993]AT+CESQ [10-22 11:18:15:993] [10-22 11:18:15:993]+CESQ: 99,99,255,255,20,67 [10-22 11:18:16:003] [10-22 11:18:16:003]OK [10-22 11:20:17:174]AT+CCLK? [10-22 11:20:17:174] [10-22 11:20:17:174]+CCLK: "00/01/01,00:25:15+00" [10-22 11:20:17:174] [10-22 11:20:17:174]OK 10-22 15:04:05:953]AT+CCLK? [10-22 15:04:05:953] [10-22 15:04:05:953]+CCLK: "21/10/22,15:04:05+32" [10-22 15:04:05:953] [10-22 15:04:05:953]OK </source> <br> === MQTT === <source lang=bash> AT+MCONFIG=cat1753,test,test <client_id>,<user>,<passwd> [10-22 15:11:11:373]AT+MCONFIG=cat1753,test,test [10-22 15:11:11:373] [10-22 15:11:11:373]OK AT+MIPSTART="mqtt.test.net",1883 [10-22 15:11:26:503]AT+MIPSTART="mqtt.test.net",1883 [10-22 15:11:26:503] [10-22 15:11:26:503]OK [10-22 15:11:26:803] [10-22 15:11:26:803]CONNECT OK AT+MCONNECT=1,60 <clean_session (0-No/1-Yes)>,<keepalive_time (s)> [10-22 15:11:51:423]AT+MCONNECT=1,60 [10-22 15:11:51:423] [10-22 15:11:51:423]OK [10-22 15:11:51:668] [10-22 15:11:51:668]CONNACK OK AT+MPUB==<topic>,<qos>,<retain>,<message> [10-22 15:12:17:110]AT+MPUB="dev/test",0,0,{\22gid\22:\2212126380998\22} [10-22 15:12:17:110] [10-22 15:12:17:110]OK AT+MDISCONNECT: 关闭 MQTT 连接 (OK / ERROR) [10-22 14:33:39:704]AT+MDISCONNECT [10-22 14:33:39:704] [10-22 14:33:39:704]OK AT+MIPCLOSE:关闭 TCP 连接 (OK / ERROR) [10-22 14:34:23:525]AT+MIPCLOSE [10-22 14:34:23:525] [10-22 14:34:23:525]OK AT+MQTTSTATU:查询 MQTT 连接状态 (0: 离线,1:可以 pub,2:还没认证,需要发送 MCONNECT) [10-22 14:33:12:435]AT+MQTTSTATU [10-22 14:33:12:435] [10-22 14:33:12:435]+MQTTSTATU :1 [10-22 14:33:12:435] [10-22 14:33:12:435]OK </source> <br> === DaTong === <source lang=bash> [10-22 15:49:40:528]RDY [10-22 15:49:43:276] [10-22 15:49:43:276]+CPIN: READY [10-22 15:49:45:996] [10-22 15:49:45:996]^CARDMODE: 2 [10-22 15:49:48:891] [10-22 15:49:48:891]+E_UTRAN Service [10-22 15:49:48:907] [10-22 15:49:48:907]*CGEV: ACT,5,"cmiotdtrl.sx.MNC004.MCC460.GPRS","10.183.103.132" [10-22 15:49:48:923] [10-22 15:49:48:923]+NITZ: 21/10/22,07:49:48+32,0 [10-22 15:49:52:747] [10-22 15:49:52:747]SMS READY </source> <br> == Hardware == === Overview === 鉴于其上电需要按开关开机的特性,外部必须加一个 MCU: * 检测电池电压,10 min 持续的 < 3.2V,关机。10 min 持续的 > 3.3V,开机 * 作为 LTE Cat1 模组系统的外部看门狗,系统异常需重启 * 定时重启 * 备用系统:切换为 AT 模式 需给 Linux Core 留有接口: * LoRa (SPI) * LTE Cat 1 (USB) * UART ---> MODBUS [[RT5350F]] [[RT5350 Core Module Interface]] [[F1C]] TF 卡 + 文件系统 电源: * SX1278: 1.8 ~ 3.7V * SX1268: 1.8 ~ 3.7V (3.9 max) * ASR6500: 1.8 ~ 3.7V * Air724: 3.3 ~ 4.3V,至少 2A 电流能力。IO 电压 1.8V <br> === ML302 === 移动官方 LTE Cat1 模组 * 32mm x 29mm x2.5mm * 紫光展锐 UIS8910 / RDA8910 / 春藤 8910DM * [https://download.csdn.net/download/llb19900510/12727009 ML302_OpenCPU_2.1.0.2006221020_release.7z] * [https://blog.csdn.net/llb19900510/article/details/106526411 ML302 opencpu开发环境搭建] * https://github.com/hbqs/ML302 * https://gitee.com/chenxiahuaxu/RDA8910_CSDK <br> === Air724UG === * 24mm x 24mm * 紫光展锐 UIS8910 / RDA8910 * https://gitee.com/openLuat/Luat_CSDK_Air724U * https://gitee.com/chenxiahuaxu/RDA8910_CSDK * [http://doc.openluat.com/article/2081/0 合宙Cat1超低功耗方案] * [http://doc.openluat.com/article/2236/0 开发指南] * [http://doc.openluat.com/article/383/0#332__242 Air724UG_模块硬件设计手册_V2.2] * https://www.openluat.com/Product/4gcat1/S724.html 开发板官网 * https://blog.csdn.net/weixin_44570083/article/details/104285283 <br> === 移远 === * https://www.quectel.com/cn/infocenter/news/yiyuan-Cat1-chanpin-tiantuan-yinglai-xinchengyuan.htm <br> == Air724UG == * [http://doc.openluat.com/article/383/0#332__242 Air724UG_模块硬件设计手册] * [https://doc.openluat.com/wiki/21?wiki_page_id=2055 Air724UG模块硬件资料] * [http://doc.openluat.com/article/2236/0 EVB_Air724UG_A13开发板使用指南] * [http://oldask.openluat.com/article/37 Air720模块Linux USB驱动以及PPP拨号说明] * [http://oldask.openluat.com/article/79 Air720模块在linux设备上的RNDIS网卡使用] <br> === RNDIS === Ubuntu: <source lang=bash> comcat@auto:~/f1c/linux$ uname -a Linux auto 5.3.0-64-generic #58-Ubuntu SMP Fri Jul 10 19:33:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux comcat@auto:~/f1c/linux$ dmesg|tail -n 16 [4658581.814120] tg3 0000:05:00.1 eno2: EEE is disabled [4659835.062397] usb 1-6: new high-speed USB device number 47 using xhci_hcd [4659835.210999] usb 1-6: New USB device found, idVendor=1782, idProduct=4d12, bcdDevice= 0.00 [4659835.211000] usb 1-6: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [4659835.211001] usb 1-6: Product: UNISOC-8910 [4659835.211002] usb 1-6: Manufacturer: UNISOC [4659835.714741] usb 1-6: USB disconnect, device number 47 [4659836.822341] usb 1-6: new high-speed USB device number 48 using xhci_hcd [4659836.971039] usb 1-6: New USB device found, idVendor=1782, idProduct=4e00, bcdDevice= 0.00 [4659836.971041] usb 1-6: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [4659836.971042] usb 1-6: Product: UNISOC-8910 [4659836.971043] usb 1-6: Manufacturer: UNISOC [4659836.985660] usbcore: registered new interface driver cdc_ether [4659836.987884] rndis_host 1-6:1.0 eth0: register 'rndis_host' at usb-0000:00:14.0-6, RNDIS device, f0:4b:b3:b9:eb:e5 [4659836.987904] usbcore: registered new interface driver rndis_host [4659836.992163] rndis_host 1-6:1.0 enxf04bb3b9ebe5: renamed from eth0 # lsusb Bus 001 Device 001: ID 1d6b:0002 Bus 001 Device 002: ID 1782:4e00 </source> BSP .config: <source lang=bash> CONFIG_USB_USBNET=y CONFIG_USB_NET_CDCETHER=y CONFIG_USB_NET_RNDIS_HOST=y CONFIG_USB_NET_CDC_SUBSET_ENABLE=y CONFIG_USB_NET_CDC_SUBSET=y CONFIG_USB_ARMLINUX=y CONFIG_USB_NET_RNDIS_WLAN=y </source> 正常启动 log; <source lang=bash> # dmesg | grep usb [ 0.087514] usbcore: registered new interface driver usbfs [ 0.087722] usbcore: registered new interface driver hub [ 0.087957] usbcore: registered new device driver usb [ 0.152829] sun4i-usb-phy 1c13400.phy: Couldn't request ID GPIO [ 0.890802] usbcore: registered new interface driver rndis_wlan [ 0.896935] usbcore: registered new interface driver asix [ 0.902571] usbcore: registered new interface driver ax88179_178a [ 0.908815] usbcore: registered new interface driver cdc_ether [ 0.914896] usbcore: registered new interface driver net1080 [ 0.920790] usbcore: registered new interface driver rndis_host [ 0.926844] usbcore: registered new interface driver cdc_subset [ 0.933026] usbcore: registered new interface driver zaurus [ 0.938802] usbcore: registered new interface driver cdc_ncm [ 0.968749] usbcore: registered new interface driver usb-storage [ 1.057718] usbcore: registered new interface driver usbhid [ 1.063495] usbhid: USB HID core driver [ 1.094510] usb_phy_generic usb_phy_generic.0.auto: usb_phy_generic.0.auto supply vcc not found, using dummy regulator [ 1.106535] musb-hdrc musb-hdrc.1.auto: MUSB HDRC host driver [ 1.112542] musb-hdrc musb-hdrc.1.auto: new USB bus registered, assigned bus number 1 [ 1.145447] usb0: HOST MAC 4a:0a:44:64:74:fd [ 1.149904] usb0: MAC 5e:2f:11:c1:2c:d0 [ 1.830558] usb 1-1: new high-speed USB device number 2 using musb-hdrc [ 2.025078] rndis_host 1-1:1.0 eth0: register 'rndis_host' at usb-musb-hdrc.1.auto-1, RNDIS device, f0:4b:b3:b9:eb:e5 # dmesg | grep rndis [ 74.669913] usb 1-1: new high-speed USB device number 3 using musb-hdrc [ 76.149922] usb 1-1: new high-speed USB device number 4 using musb-hdrc [ 76.335014] rndis_host 1-1:1.0 eth0: register 'rndis_host' at usb-musb-hdrc.1.auto-1, RNDIS device, f0:4b:b3:b9:eb:e5 [ 82.117916] protocol 0003 is buggy, dev eth0 [ 83.842840] protocol 0003 is buggy, dev eth0 [ 85.558717] protocol 0003 is buggy, dev eth0 [ 93.933175] random: crng init done # lsusb Bus 001 Device 001: ID 1d6b:0002 Bus 001 Device 004: ID 1782:4e00 </source> Buildroot 选中 udhcpc (dhcp客户端, BR2_PACKAGE_DHCPCD=y) 后自动连网: <source lang=bash> # dmesg | grep rndis [ 74.669913] usb 1-1: new high-speed USB device number 3 using musb-hdrc [ 76.149922] usb 1-1: new high-speed USB device number 4 using musb-hdrc [ 76.335014] rndis_host 1-1:1.0 eth0: register 'rndis_host' at usb-musb-hdrc.1.auto-1, RNDIS device, f0:4b:b3:b9:eb:e5 [ 82.117916] protocol 0003 is buggy, dev eth0 [ 83.842840] protocol 0003 is buggy, dev eth0 [ 85.558717] protocol 0003 is buggy, dev eth0 [ 93.933175] random: crng init done # ifconfig eth0 Link encap:Ethernet HWaddr F0:4B:B3:B9:EB:E5 inet addr:192.168.5.8 Bcast:192.168.5.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:46 errors:0 dropped:0 overruns:0 frame:0 TX packets:54 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:6179 (6.0 KiB) TX bytes:7480 (7.3 KiB) </source> Or: <source lang=bash> 启动后 log: rndis_host 1-1:1.0 eth0: register 'rndis_host' at usb-musb-hdrc.1.auto-1, RNDIS device, f0:4b:b3:b9:eb:e5 发现新注册了eth0,手动将 eth0 添加到 network 中的 wan 部分。 /etc/config/network config interface 'wan' option force_link '1' option proto 'dhcp' option ifname 'eth0' /etc/init.d/network restart </source> <br> === AT === * Air720 0x1286:0x4e3d * Air724 0x1782:0x4e00 * 带 RNDIS 网卡驱动 ** ttyUSB0 AT 口 ** ttyUSB1 AT+ ppp 口 ** ttyUSB2 log 输出口 * 不带 RNDIS 网卡驱动 ** ttyUSB2 AT 口 ** ttyUSB3 AT+ ppp 口 ** ttyUSB4 log 输出口 ** ttyUSB0 和 ttyUSB1 为无效口 <source lang=bash> # cat /sys/class/udc/musb-hdrc.1.auto/device/usb1/1-1/idVendor 1782 # cat /sys/class/udc/musb-hdrc.1.auto/device/usb1/1-1/idProduct 4e00 # cat /sys/class/udc/musb-hdrc.1.auto/device/usb1/1-1/manufacturer UNISOC </source> <source lang=bash> # ifconfig eth0 down # picocom -b 115200 /dev/ttyUSB0 ATI # 查看版本 Luat_V0024_RDA8910_FLOAT AT+CIMI # 查 SIM 卡的 IMSI AT+CGSN # 查模组 IMEI AT+CSQ #信号质量 +CSQ: 14,99 AT+CESQ # 查看信号强度 +CESQ: 99,99,255,255,24,67 AT+CEREG? # EPS network registration status, 确认基站注册状态 0,1 或者 0,5 1-代表本地已注册上, 5-代表漫游已注册 +CEREG: 2,1,"0513","00000000",7 AT+CGACT? # Context activation, state = 0: deactivated; =1: activated +CGACT: 5, 1 AT+CCLK? +CCLK: "21/02/19,16:45:59+32" AT+CGDCONT? +CGDCONT: 5,"IP","cmiot","10.169.84.172", AT+CPIN? +CPIN: READY AT+CPOF # 软件关机 AT+CFUN? # Phone functionality, 0 最小功能,1 全功能 (Default),4 射频电路关闭,7 disable sim only # Heart beat: [I]-[ril.sendat] AT+CSQ [I]-[ril.proatc] +CSQ: 31,99 [I]-[ril.proatc] OK [I]-[ril.sendat] AT+CESQ [I]-[ril.proatc] +CESQ: 99,99,255,255,19,62 [I]-[ril.proatc] OK [I]-[ril.sendat] AT+EEMGINFO? [I]-[ril.proatc] +EEMGINFO: 3, 2 AT+CFUN=0 # 让模组强制进入深度休眠(opencpu 时只能选择此方式) [I]-[ril.proatc] ^MODE: 0,0 *CGEV: DEACT,5 ^MODE: 0,0 +CREG: 0,"0000","00005011",0 [I]-[net.UpdNetMode] nil 4 0 0 ^CARDMODE: 255 [I]-[net.NET_UPD_NET_MODE] 0 +CPIN: SIM REMOVED [I]-[ril.proatc] +CREG: 0,"0000","00005011",0 [I]-[net.creg] 0 +CREG: [I]-[ril.proatc] ^CARDMODE: 255 [I]-[ril.defurc] ^CARDMODE: 255 [I]-[ril.proatc] +CPIN: SIM REMOVED [I]-[ril.sendat] AT+COPS? [I]-[SIM.subscribe] false NORDY [I]-[ril.proatc] +COPS: 0 [I]-[cops] nil nil true [I]-[ril.proatc] OK [I]-[ril.defrsp] AT+COPS? true OK nil [I]-[ril.sendat] AT+CREG? [I]-[ril.proatc] +CREG: 2,0,"0000","00005011",0 [I]-[net.creg] 0 +CREG: [I]-[ril.proatc] OK [I]-[ril.defrsp] AT+CREG? true OK nil [I]-[ril.sendat] AT+CSQ [I]-[ril.proatc] +CSQ: 99,99 [I]-[ril.proatc] OK [I]-[ril.sendat] AT+CESQ [I]-[ril.proatc] +CESQ: 99,99,255,255,255,255 [I]-[ril.proatc] OK [I]-[ril.sendat] AT+EEMGINFO? +EEMGINFOSVC: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31, 0, 0, 0 0, 0, 65535, 0, 0, 0, 0, 0, 65535, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 [I]-[ril.proatc] +EEMGINFO: 3, 0 [I]-[ril.defurc] +EEMGINFO: 3, 0 [I]-[ril.proatc] OK [I]-[ril.defrsp] AT+EEMGINFO? true OK nil [I]-[ril.proatc] +EEMGINFOSVC: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31, 0, 0, 0 0, 0, 65535, 0, 0, 0, 0, 0, 65535, 0, 0, 0, 0, 0, 0, 0 , 0, 0, 0, 0, 0, 0 [I]-[link.Pdp_Act] false 0 true [I]-[ril.sendat] AT+CGATT? [I]-[ril.proatc] +CGATT: 0 [I]-[ril.proatc] OK [I]-[testLbsLoc.getLocCb] 1 nil nil [I]-[ril.sendat] AT+CSQ [I]-[ril.proatc] +CSQ: 99,99 [I]-[ril.proatc] OK [I]-[ril.sendat] AT+CESQ [I]-[ril.proatc] +CESQ: 99,99,255,255,255,255 [I]-[ril.proatc] OK [I]-[ril.sendat] AT+EEMGINFO? +EEMGINFOSVC: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31, 0, 0, 0 0, 0, 65535, 0, 0, 0, 0, 0, 65535, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 [I]-[ril.proatc] +EEMGINFO: 3, 0 [I]-[ril.defurc] +EEMGINFO: 3, 0 [I]-[ril.proatc] OK [I]-[ril.defrsp] AT+EEMGINFO? true OK nil [I]-[ril.proatc] +EEMGINFOSVC: 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31, 0, 0, 0 0, 0, 65535, 0, 0, 0, 0, 0, 65535, 0, 0, 0, 0, 0, 0, 0 , 0, 0, 0, 0, 0, 0 AT+CFUN=1 # 返回全功能模式(从深度睡眠返回) </source> <br> == Reference == * http://www.cww.net.cn/article?id=461869 * [[NB-IoT]] <br><br>
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