better README

Author: make-github-pseudonymous-again

README.md

@@ -3,6 +3,14 @@
 
 Base16 encoder/decoder for JavaScript.
 See [docs](https://aureooms.github.io/js-codec-base16/index.html).
+Parent is [@aureooms/js-codec](https://github.com/aureooms/js-codec).
+
+```js
+> base16.encode('DEADBEEF')
+[ 222, 173, 190, 239 ]
+> base16.decode([ 222, 173, 190, 239 ])
+'DEADBEEF'
+```
 
 [![License](https://img.shields.io/github/license/aureooms/js-codec-base16.svg?style=flat)](https://raw.githubusercontent.com/aureooms/js-codec-base16/master/LICENSE)
 [![NPM version](https://img.shields.io/npm/v/@aureooms/js-codec-base16.svg?style=flat)](https://www.npmjs.org/package/@aureooms/js-codec-base16)