Updated README.md

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Benoit Blanchon
2014-07-19 16:05:42 +02:00
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Arduino JSON library
====================
*A simple and efficient JSON library for embedded systems.*
*An elegant and efficient JSON library for embedded systems.*
It's design to be very lightweight, works without any allocation on the heap (no malloc).
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| Library | Memory allocation | Nested objects | Parser size | Encoder size |
| ------------ | ----------------- | -------------- | ----------- | ------------- |
| Arduino JSON | static | yes | 2616 Bytes | 628 bytes |
| json-arduino | dynamic | no | 3348 (+28%) | not supported |
| aJson | dynamic | yes | 5088 (+94%) | 4678 (+640%) |
| Arduino JSON | static | yes | 2642 Bytes | 628 bytes |
| json-arduino | dynamic | no | 3348 (+27%) | not supported |
| aJson | dynamic | yes | 5088 (+93%) | 4678 (+640%) |
"Parser size" was measured with a program parsing `{"sensor":"outdoor","value":25.6}`.
For each library, I wrote a program that extracts a string and a float. I subtracted the size of a program doing the same without any JSON parsing involved. [Source files are here](https://gist.github.com/bblanchon/e8ba914a7109f3642c0f).
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Links
-----
* [The project for which I made me this library](http://blog.benoitblanchon.fr/rfid-payment-terminal/)
* [Blog post on the motivation for this library](http://blog.benoitblanchon.fr/arduino-json-parser/)
* [The project I originally wrote this library for](http://blog.benoitblanchon.fr/rfid-payment-terminal/)
* [Motivation for this library](http://blog.benoitblanchon.fr/arduino-json-parser/)
* [Release of version 2](http://blog.benoitblanchon.fr/arduino-json-v2-0/)