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Last modified by Mengting Qiu on 2025/07/03 18:55
From version 184.1
edited by Bei Jinggeng
on 2024/09/20 18:03
Change comment: There is no comment for this version
To version 181.1
edited by Mengting Qiu
on 2024/08/28 14:37
Change comment: There is no comment for this version

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1 -XWiki.Bei
1 +XWiki.ting
Content
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45 45  |(% style="width:117px" %)China Mobile|(% style="width:151px" %)No need configure|(% style="width:474px" %)China Mainland, HongKong|(% style="width:135px" %)
46 46  |(% style="width:117px" %)China Telecom|(% style="width:151px" %)ctnb|(% style="width:474px" %)China Mainland|(% style="width:135px" %)
47 47  
48 -
49 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:878px" %)
50 -|(% style="background-color:#4f81bd; color:white; width:117px" %)**SIM Provider**|(% style="background-color:#4f81bd; color:white; width:151px" %)**AT+QCGDEFCONT=**|(% style="background-color:#4f81bd; color:white; width:474px" %)**Command Explanation**|(% style="background-color:#4f81bd; color:white; width:135px" %)**Comments**
51 -|(% style="width:117px" %)**[[1NCE>>https://1nce.com]]/[[NB card purchased by the customer>>https://1nce.com]]**|(% style="width:151px" %)iot.1nce.net/xxx|(% style="width:474px" %)This command sets the PSD connection settings for PDN connection on power-up. When the MT attaches to the NB-IoT network on power-on, a PDN connection setup is performed. Therefore, PDN connection settings are stored in NVRAM so that they can be used by the modem during the attachment.|(% style="width:135px" %)
52 -
53 53  == 2.2 Speed Up Network Attach time ==
54 54  
55 55  
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947 947  == 6.7 How to find the AT Command Password if lost? ==
948 948  
949 949  
950 -=== Why can't the password access AT command after upgrade(-NB)? ===
945 +== 6.7.1. Why can't the password access AT command after upgrade(-NB)? ==
951 951  
952 952  
953 953  Because the new version of -NB firmware has updated the factory reset function, users can choose to restore all parameters to factory Settings, or keep the password to restore the rest of the parameters to factory Settings.
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961 961  * (% style="color:#037691; font-weight:bold" %)**AT+FDR**(%%)**       **~/~/ Reset Parameters to Factory Default.
962 962  * (% style="color:#037691; font-weight:bold" %)**AT+FDR1**(%%)**     **~/~/ Reset parameters to factory default values except for passwords.(new)
963 963  
964 -=== Version Confirmation ===
959 +== 6.7.2 Version Confirmation ==
965 965  
961 +
966 966  We are now dividing the **old firmware**(without FDR1 function) with the **new firmware**(with FDR1 function) by whether it contains FDR1 functionality. Please refer to the table:
967 967  
968 968  (% border="1" style="background-color:#f2f2f2; width:510px" %)
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990 990  )))
991 991  |(% style="width:210px" %)RS485-NB|(% style="width:150px" %)Before V1.0.8|(% style="width:150px" %)After V1.0.8 (including V1.0.8)
992 992  
993 -=== UART connection and firmware update methods ===
994 994  
990 +== 6.7.3 UART connection and firmware update methods ==
995 995  
992 +
996 996  Users can query passwords only using the UART interface via the STM32CubeProgrammer.
997 997  
998 998  See **[[UART Connection>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]]**.
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1000 1000  update firmware through UART TTL interface :** [[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART_Access_for_NB_ST_BC660K-GL/#H4.2UpdateFirmware28Assumethedevicealreadyhaveabootloader29]]**.
1001 1001  
1002 1002  
1003 -=== query the password via STM32CubeProgrammer ===
1000 +== 6.7.4 query the password via STM32CubeProgrammer ==
1004 1004  
1005 1005  
1006 1006  Users can use the password address to query the password through STM32CubeProgrammer.
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1023 1023  
1024 1024  **Procedure for querying the password(new firmware):**
1025 1025  
1026 -Refer to [[the old and new firmware division>>http://wiki.dragino.com/xwiki/bin/view/Main/General%20Configure%20to%20Connect%20to%20IoT%20server%20for%20-NB%20%26%20-NS%20NB-IoT%20models/#HVersionConfirmation]] above, and run the firmware first after updating the firmware.
1023 +Refer to [[the old and new firmware division>>http://wiki.dragino.com/xwiki/bin/view/Why%20can%27t%20the%20password%20access%20AT%20command%20after%20upgrade%28-NB%29%3F/#H3.A0VersionConfirmation]] above, and run the firmware first after updating the firmware.
1027 1027  
1028 1028  * After the firmware upgrade is complete, switch back to the **FLASH** and reset the node to **run the new firmware once**.
1029 1029  * Then place the switch at the **ISP** and connect to the STM32CubeProgrammer (same as when burning the firmware).
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1034 1034  
1035 1035  
1036 1036  
1037 -=== Special case ===
1034 +== 6.7.5. Special case ==
1038 1038  
1039 1039  
1040 1040  If the user has never changed the password manually, the user cannot find the valid password through the above two password addresses. In this case, the valid password is still the original password on the node box label (**AT+PIN**).