NB-IoT Suite Product Introduction
Profile Resource model Advantages Definitions
QuickStart
Products and Devices
Create Product Create Device
Device access process
User Guide
Rule Engine
Service Introduction Rule Configuration Basic Data Format SQL
Message queue Application Management
Service Introduction Controls Introduction Operating Instructions
Device Development Guide
Protocol introduction Object and attribute Development Guide Supported module list Obtaining SDK transplantation Document download
Application Development Guide
API Authentication API List Device management-related API
Add new device Obtain the resource list Update device information Query device details Query device information in batch Query device condition in batch Query device information according to IMEI Delete device
Query API at data point
Query device latest data in batch Check data point
Real-time command API
Real-time command-resource discovery Real-time command-resource observation Real-time command-read device resource Real-time command-write device resource Real-time command-command release
Cache command API
Cache command-read device resource Cache command-write device resource Cache command-command release Check the cache command list of specified device Check the details of specified cache command Cancel cache command
Trigger-related API
Add trigger Update trigger Check trigger Delete trigger
DTLS-related API
Check device bs_psk Update bs_psk Add acc_psk Edit acc_psk Check device acc_psk
API status code HTTP push
Service Introduction Service configuration Development Guide Push SDK
SDK download
Best Practices
Access based on module (5310) Access based on MCU
FAQ
Registration-related issue Protocol-related issue API-related issue OTA-related issue Application development issue Other issues
Service agreement
IMEI Complaint service agreement
Update Log

Real-time command-resource discovery

Request format: GET

URL:http(s)://api.heclouds.com/nbiot/discover

I only want to see examples！！！

Url parameter

Parameter NameFormatRequired?Description
imeistringYesIdentity code of nbiot device, required
obj_idintYesobject id of nbiot device, equivalent to the data flow id in the platform model, required
obj_inst_idintNoid of a specific instance under the device object, corresponding to a part of key value at the data point in the platform model, optional
timeoutintNoTime-out period, optional, 25s by default, value range [5, 40]

http request return parameter

NameFormatDescription
errnointCall error code, where 0 means success.
errorstring Error description, where "succ" means success.
Description

Return to the meaning corresponding to errno status code;check API status code。

If the data returned is an empty array, it means there is no resource.

Request Example

GET http://api.heclouds.com/nbiot/discover HTTP/1.1
api-key:xxxx-ffff-zzzzz，must be masterKey
Authorization: version=2018-10-31&res=products/23104&et=1554398783&method=sha1&sign=fsBwuj0udOpU3BLoHmpbFwyIo30=

Return example

{
    "errno": 0,
    "error": "succ",
    "data":[
          {
            "obj_inst_id":3,
            "res_id":[3, 2, 4]
          },
          {},
          ……
        ]
}

< Check data point

real-time command-resource subscription>

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