Update readme

murilopolese · murilopolese · commit 45e28c299ad3 · 2023-06-15T09:16:01.000+02:00
diff --git a/README.md b/README.md
@@ -2,16 +2,40 @@
 
 This is an partial port of [pyboard.py](https://docs.micropython.org/en/latest/reference/pyboard.py.html) to javascript.
 
+## Basic usage
+
+```
+const Board = require('micropython.js')
+// Instantiate board class
+const board = new Board()
+
+// List available boards
+const ports = await board.listPorts()
+console.log('available boards', ports)
+
+// Connect to a serial path
+await board.open('/dev/ttyUSB0')
+
+// Enter raw repl, execute command, get output and leave raw repl
+await board.enter_raw_repl()
+const output = await board.exec_raw({ command: "print(123)" })
+await board.exit_raw_repl()
+
+// List files on the board
+const rootFiles = await board.fs_ils()
+console.log('files at /', rootFiles)
+
+// Close serial
+board.close()
+```
+
 ## Examples
 
-1. Install dependencies `npm install`
-2. Navigate to example folder `cd examples`
-3. Execute files with `PORT` environment variable: `PORT=/dev/tty.SLAB_USBtoUART node 05_list_files.js`
+1. Navigate to example folder `cd examples`
+2. Execute files with `PORT` environment variable: `PORT=/dev/tty.SLAB_USBtoUART node 05_list_files.js`
 
 ## Command Line Interface (CLI)
 
-1. Install dependencies `npm install`
 1. Run CLI `node cli.js [ARGUMENTS]...`
 
 [Read more](CLI.md)
-
