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Connecting to IoTDA Based on the BearPi-HM_Nano Development Board and OpenHarmony This section uses BearPi-HM_Nano development board as an example to describe how to connect an OpenHarmony 3.0 device to IoTDA using the huaweicloud_iot_link SDK. Prerequisites You have registered a
Can I Enable IoTDA for IAM Users or Sub-Projects? 1. You can enable IoTDA as an IAM user. However, the enabled IoTDA service belongs to the IAM master account. That is, the master account is the payment entity. 2. IoTDA cannot be enabled for sub-projects created using IAM. Parent
IoTDA Custom Policies Custom policies can be created to supplement the system-defined policies of IoTDA. For the actions that can be added to custom policies, see List of Supported Actions. You can create custom policies in either of the following ways: Visual editor: Select cloud
IoTDA Instances Overview Instance Purchase Instance Management Tag Management
Does the IoTDA Support Device Registration in Batches? IoTDA allows an application to call the API Creating a Batch Task to register a batch of devices. Alternatively, you can perform batch registration on the IoTDA console. This topic describes how to use the IoTDA console to register
IoTDA Resources A resource is an object that exists within a service. IoTDA resources include instances and resource spaces (app). You can select these resources by specifying their paths. Table 1 IoTDA resources and their paths Resource Path instance Instance ID or * app appId or
What Are the Changes Brought by the Integration of IoT Device Management and IoTDA? The changes are as follows: Functions: IoTDA has integrated the functions of IoT Device Management while still keeping the original IoTDA functions. Billing: If you have enabled IoTDA before, you can
Subscribing to IoTDA This section describes how to subscribe to a free IoTDA instance of the standard edition in the CN-Hong Kong region. Access the IoTDA service page and click Access Console. In the navigation pane, choose IoTDA Instances and click the button for subscribing to
Subscribing to IoTDA This section describes how to subscribe to a free IoTDA instance of the standard edition in the CN-Hong Kong region. Access the IoTDA service page and click Access Console. In the navigation pane, choose IoTDA Instances and click the button for subscribing to
How Does an Application Obtain Device Data from IoTDA? You need to configure data forwarding rules using the rule engine on IoTDA to forward data to the AMQP or MQTT message queue, and then pull data from the application. Alternatively, you can forward data to a third-party application
Create an IoTDA Instance Function This API is used to create an IoTDA instance. For details about the supported instance specifications, see Specifications. [Constraints: Ensure that your account balance is sufficient. This API cannot pay with coupons. When you create a yearly/monthly
Creating a User and Granting IoTDA Permissions You can use Identity and Access Management (IAM) for fine-grained permissions control for your IoTDA resources. With IAM, you can: Create IAM users for personnel based on your enterprise's organizational structure. Each IAM user has their
