Set Device Measurement Points¶
After a device receives a set device measurement point request, it updates the value of the measurement points of the device according to the request.
Note
Set the parameters according to the parameters defined in the model.
Downstream
Request TOPIC:
/sys/{productKey}/{deviceKey}/thing/service/measurepoint/set
Reply TOPIC:
/sys/{productKey}/{deviceKey}/thing/service/measurepoint/set_reply
Sample Request Format¶
{
"id": "123",
"version": "1.0",
"params": {
"temperature": 30.5
},
"method": "thing.service.measurepoint.set"
}
Sample Response Format¶
{
"id": "123",
"code": 200,
"data": {}
}
Request Parameter Description¶
Parameters |
Type |
Mandatory/Optional |
Description |
---|---|---|---|
id |
String |
Mandatory |
The message ID. It is a reserved parameter that is reserved for future use. |
version |
String |
Mandatory |
The version of the protocol. The current version is 1.0. |
params |
Object |
Mandatory |
The parameters used for setting the value of the measurement point of the device. |
temperature |
Float |
Optional |
The identifier of the measurement point that you want to modify. In this example, the measurement point has the identifier temperature. The value you set must match the data type defined for this measurement point. For example, when the data type of this parameter is set to float in the model, the value here must be a float. |
method |
String |
Mandatory |
The request method. |
Response Parameter Description¶
Parameter |
Type |
Mandatory/Optional |
Description |
---|---|---|---|
code |
Integer |
Mandatory |
The return code. “200” indicates that the request operation is executed successfully. |
data |
JSON |
Optional |
The detailed returned information in JSON format. |
Error Codes¶
For the description of error codes, see Error Codes.