Last modified by Mengting Qiu on 2025/03/08 11:33
<
From version < 191.1 >
edited by Mengting Qiu
on 2024/11/26 18:18
To version < 181.1 >
edited by Mengting Qiu
on 2024/08/28 14:37
>
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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 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:878px" %)
49 -|(% 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**
50 -|(% 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" %)
51 -
52 52  == 2.2 Speed Up Network Attach time ==
53 53  
54 54  
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616 616  
617 617  e.g.
618 618  
619 -* AT+URL1=11, "i"
620 -* AT+URL2=11,"faaaa241f-af4a-b780-4468-c671bb574858"
615 +* AT+URL1=11, "i";  
616 +* AT+URL2=11,"/faaaa241f-af4a-b780-4468-c671bb574858"
621 621  
622 622  [[image:image-20240729172500-14.png||height="403" width="700"]]
623 623  
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946 946  == 6.7 How to find the AT Command Password if lost? ==
947 947  
948 948  
949 -=== 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)? ==
950 950  
951 951  
952 952  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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960 960  * (% style="color:#037691; font-weight:bold" %)**AT+FDR**(%%)**       **~/~/ Reset Parameters to Factory Default.
961 961  * (% style="color:#037691; font-weight:bold" %)**AT+FDR1**(%%)**     **~/~/ Reset parameters to factory default values except for passwords.(new)
962 962  
963 -=== Version Confirmation ===
959 +== 6.7.2 Version Confirmation ==
964 964  
961 +
965 965  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:
966 966  
967 967  (% border="1" style="background-color:#f2f2f2; width:510px" %)
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989 989  )))
990 990  |(% style="width:210px" %)RS485-NB|(% style="width:150px" %)Before V1.0.8|(% style="width:150px" %)After V1.0.8 (including V1.0.8)
991 991  
992 -=== UART connection and firmware update methods ===
993 993  
990 +== 6.7.3 UART connection and firmware update methods ==
994 994  
992 +
995 995  Users can query passwords only using the UART interface via the STM32CubeProgrammer.
996 996  
997 997  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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999 999  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]]**.
1000 1000  
1001 1001  
1002 -=== query the password via STM32CubeProgrammer ===
1000 +== 6.7.4 query the password via STM32CubeProgrammer ==
1003 1003  
1004 1004  
1005 1005  Users can use the password address to query the password through STM32CubeProgrammer.
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1022 1022  
1023 1023  **Procedure for querying the password(new firmware):**
1024 1024  
1025 -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.
1026 1026  
1027 1027  * After the firmware upgrade is complete, switch back to the **FLASH** and reset the node to **run the new firmware once**.
1028 1028  * Then place the switch at the **ISP** and connect to the STM32CubeProgrammer (same as when burning the firmware).
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1033 1033  
1034 1034  
1035 1035  
1036 -=== Special case ===
1034 +== 6.7.5. Special case ==
1037 1037  
1038 1038  
1039 1039  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**).
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