Component: JSON Encoder (Comms: IoT/Cloud): Difference between revisions
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Revision as of 14:20, 13 July 2026
| Author | Matrix TSL |
| Version | 1.0 |
| Category | Comms: IoT/Cloud |
JSON Encoder component
Allows dynamic key and value pairs to be created and assembled into a formatted JSON string.
Component Source Code
Please click here to download the component source project: FC_Comp_Source_JSONEncoder.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_JSONEncoder.fcfx
Detailed description
No detailed description exists yet for this component
Examples
Simple Data
Example program showing how to use a JSON encoder component to create a simple JSON encoded data string.
Simple Encode and Decode
Example program showing how to take data and encode it into a JSON string to be sent out over comms.
The example also hows how to decode a received JSON string and pull out values.
Macro reference
AssignDataAsFloat
|
AssignDataAsFloat |
| Assigns a data value as a floating point value | |
 - UINT
|
Element |
| Index of the element to assign the data to | |
 - FLOAT
|
Data |
 - BYTE
|
NumDP |
| Number of decimal points | |
 - VOID
|
Return |
AssignDataAsNumber
|
|
AssignDataAsNumber |
| Assigns a data value as a integer value | |
| - UINT
|
Element |
| Index of the element to assign the data to | |
 - LONG
|
Data |
| - VOID
|
Return |
AssignDataAsString
|
|
AssignDataAsString |
| Assigns a data value as a string | |
| - UINT
|
Element |
| Index of the element to assign the data to | |
 - STRING
|
Data |
| - VOID
|
Return |
AssignName
|
|
AssignName |
| Assigns a name value as a string. Call this macro first before assigning data to the element. | |
| - UINT
|
Element |
| Index of the element to assign the data to | |
| - STRING
|
Name |
| - VOID
|
Return |
ClearAll
|
|
ClearAll |
| Clears all the names and data values out of the buffer | |
| - VOID
|
Return |
GenerateJSON
|
|
GenerateJSON |
| Generates a JSON data string with the current specified values. | |
| - STRING
|
Return |
Property reference
|
Properties |
|
Data Bytes |
| Number of bytes used to store the entire data for the JSON message. Includes names and data values so make sure this is large enough to store everything you want to be able to put into a single JSON data string. | |