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Q&A

Last Updated on：2023-10-11 06:21:54

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How much data does one heartbeat of the NB module consume?
Does the enabling of the sleep lock of a PSM NB-IoT module have any impact on the MCU?
What is the reporting format of NB general protocol combination?
How to bind the NB module?
What are the main advantages of NB-IoT communication products?
What are the business types of NB module?
Why can't the device be found when searching with the App after the module is powered on?
Why did the page prompt me with "Failed to add" after scanning the QR code for the NB device's network configuration?
Can the QR code on the module be used as the network configuration QR code?
Why can't I receive the sent data?
When will a terminal re-enter the PSM mode after an NB-IoT module is woken up?
Can NB general protocol get network time?
Should I use NM1 modules only in mainland China?
NB module product information query, the reply pid is changed, why is it still the original product after binding?
The App successfully binds the Tuya NB module, but the module does not synchronize the network status to 04. Why?
How does the app recognize whether the NB-IoT module is offline?
Why is there no data issued by the NB module during App operation?
What are the advantages of the NB module combined reporting?
Using the sandwich NB communication board, the network is always not found?
At present, what kind of MCU universal docking NB modules are available in Tuya?
Does Tuya's NB module support module firmware OTA upgrades?
Can Tuya's NB module use AT commands?
How to activate Tuya NB module?
Does Tuya support the NB-IoT communication mode?
What is the basic process of using the new NB-IoT module?
How to use DRX type NB module?
Which smart products are suitable for NB-IoT communication?
I have scanned and bound the NB module using the Tuya App. Why is the network status reported by the module still not the bound status?
Why does my NB-IoT device have regular power consumption fluctuations after it enters the low-power mode?
My NB-IoT device can be connected to Tuya IoT Cloud when it is powered on for the first time, but it cannot be bound. Why does this happen?
What should I do if my NB-IoT device cannot be connected to the network after I changed the SIM card?
Why is an NB-IoT device with heartbeat configurations not reporting heartbeats?
What are the three NB-IoT working modes?
What are the main disadvantages of NB-IoT communication products?
What are the three modes of NB-IoT? What is the specific applied scenario?
What is the format of NB general protocol record type report?
What is the network status of NB General Protocol?
What is the 01 command word of NB general protocol?
What is the real-time reporting format of NB general protocol?
How to set sleep lock in NB general protocol?
How to set the heartbeat interval in NB general protocol?
How does the NB general protocol query whether the module is bound?
How does the NB protocol detect the signal strength?
What data does the NB general protocol send to reset the module?
What is the format of data sent by NB general protocol?
What is the NB general protocol reporting instruction?
When binding NB, why is it prompted that it is bound or not activated?
Does the NB module general protocol support the combined reporting?
How to use the sleep lock of NB module?
What is the heartbeat interval range of the NB module?
Can an NB-IoT module send data every time it is controlled from the app?
What is the time interval between heartbeats of the NB module?
Can the heartbeat interval of the NB module be set to 0?
Why is the network status of an unbound NB-IoT module still displayed as Bound?
What is an NB-IoT module's scheduled heartbeat packet feature?
How does the NB module report data?
Why does the NB module fail to report data?
What logic do modules follow to respond to a reset command from an NB-IoT module? Is the logic the same as that of Wi-Fi and Bluetooth modules?
What is the logic for network discovery of the NB-IoT module?
What is the number of single network access nodes of the NB module?
Why is a locally reset NB-IoT module not removed from the app?
When is an NB-IoT device considered offline?
What are the service types of NB-IoT modules?
Why is my IoT SIM card locked？
What are the connection solutions for an NB-IoT module?
Which operators support direct connection?
Why does the network status of an NB-IoT module stay at 0x02?
Is the RTC prior to the heartbeat period for reporting record type data?
Do NB-IoT modules support local timing?
How does the MCU SDK determine the pairing status of an MCU under the NB-IoT protocol?
What are the differences between sleep lock effects on an NB-IoT module in different modes?
What are the differences between an IMEI and an IMSI?
If I want to use a SIM card outside the Chinese mainland, which operator can I choose?
After an NB-IoT module sends a command, why does the MCU resend the command three times?
How does an NB-IoT module implement the locator function?
Why are red data frames received from an NB-IoT module during debugging data communication when the module debugging assistant is used for debugging the NB-IoT module?
Can I use extended I/O interfaces of a Tuya NB-IoT module?
Can an NB-IoT module integrate with an MCU with 3.3V output over a serial port?
How do I change the mode of a purchased NM1 sandwich development board?
How do I perform an OTA update for an NB-IoT module?
How do I pair a Tuya NB-IoT module?
Why does the network status of an NB-IoT module stay at 0x01?
How is an NB-IoT device unbound from the App?
Does an NB-IoT module support positioning?