4G module DTU gateway ZL-LTE series OneNET platform connection tutorial (MQTT new version)
Today, I will introduce the first part of a series of tutorials on how to connect the DEVELOPLINK device DTU ZL-LTE-300 to the platform through the MQTTS function, the OneNET platform access tutorial. There are also access tutorials for Alibaba Cloud, Tencent Cloud, and Baidu Cloud.
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DEVELOPLINK ____DTU
DEVELOPLINK ____Air724 core board
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1. Account and login
1. Account registration
1.1 Account registration is a prerequisite for using the functions and services of the OneNET platform. The account registered on OneNET is applicable to all services of the OneNET system. Fill in the real information and perform authentication
1.3 After the registration is completed, you will automatically return to the homepage and log in to your account through the entrance in the upper right corner
2 Account authentication
2.1 Account authentication
OneNET provides two authentication methods: enterprise authentication and personal authentication. You can choose one method for authentication according to actual needs.
| verification method | Suitable | Certification time |
|---|---|---|
| Enterprise Certification | Applicable to enterprises, individual industrial and commercial households, institutions, social organizations, etc. Certification through business license, organization code certificate and other relevant qualifications | The certification requires manual review. The certification will be submitted during working hours and completed within 24 hours; if submitted during non-working hours, the certification will be completed within the next working day |
| Personal authentication | Suitable for personal development enthusiasts, authenticated by personal ID | The comparison table of OneNET service products affected by real-name authentication is as follows, please choose the authentication method according to the actual usage. |
Different authentication levels have different resource usage rights
| verification method | Total number of products allowed to be created | Total number of connected devices for each product |
|---|---|---|
| No real-name authentication | 3 | 10 |
| Complete personal verification | 10 | 1000 |
| Complete corporate certification | No limit | No limit |
2.2 After the authentication is completed, click "Developer Center" in the upper right corner to enter the OneNET service console
2. Products and equipment
1. Create a product
In order to use OneNET's IoT suite functions and services, you need to create products on the OneNET platform
1.1 Login
Use OneNET account to log in to the developer center
Enter the MQTT IoT suite through the product navigation in the left column
1.2 Create a product
Click Add Product in the upper right corner and follow the prompts on the pop-up page to fill in the basic information of the product to create the product; please follow the prompts to fill in the corresponding content as completely and comprehensively as possible, which will make it easier for you to manage the product later
Click OK to complete the product creation
2. Automatic device creation
Token generation tool link: https://open.iot.10086.cn/doc/mqtt/book/manual/auth/tool.html
- (1) Open the token generation tool token.exe
- (2) Fill in the corresponding parameters and click generate (among which, please refer to the token algorithm for the parameter filling method )
- Timestamp:
- aceess_key acquisition:
- The token is generated as follows:
###3. Manually create a device
3.1 Click on the product information in the product list to enter the product details
3.2 Click on the device list on the left , enter the device list, click on the right to add a device
3.3 Edit the device name and device description, click Add to finish adding the device
Among them, the device name is the unique identification code (IMEI code) of the DTU device + the serial port channel number, which is unique under this product
Three, equipment connection
1. Device access
This article will introduce how to use MQTT.fx for device access through examples
According to Quick Start to create a product and create a device description, create MQTTS products, and create device
Device details:
In this example, the related parameters of device access are as follows:
| Product****ID | Equipment name | Device key |
|---|---|---|
| 651033086 | 8674350******971 | cx4K0vERguW5+pzWHX6cklo2ts321ygPl0WzUalm1v4= |
2. Device connection
If the configuration is successful, at this time, the device in the platform console is in the "online" state
Four, upload data test
Now your device is connected to the OneNET platform. The last step, let's try if he can upload data through the serial port! (You can add the data stream template first, and then send the data to the data stream template. Or send the data directly)
1. Add data flow template
2. Send data
When sending to the OneONT platform, the OneJson format is required to be recognized by the platform
Select serial port 1, send data to test
For more details, please refer to the development document on OneNET official website.
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Interested in IoT technology, please join us Group, welcome all kinds of technical exchanges,
QQ group: 830407941 If you
are interested in our products, please check Taobao, free customized items:
DEVELOPLINK
Air724 DTU