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A simple example for communicating with a Raspberry Pi from you phone's browser. Uses the Bottle Python web framework, and jQuery AJAX.
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| """ | |
| ledctrl.py | |
| A simple example for communicating with a Raspberry Pi from you phone's | |
| browser. Uses the Bottle Python web framework, and jQuery AJAX. | |
| Author: Mahesh Venkitachalam / electronut.in | |
| """ | |
| from bottle import route, request, run, get | |
| import time | |
| import RPi.GPIO as GPIO | |
| GPIO.setmode(GPIO.BOARD) | |
| GPIO.setup(18, GPIO.OUT) | |
| GPIO.output(18, False) | |
| @route('/led') | |
| def led(): | |
| return ''' | |
| <html> | |
| <head> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <link rel="stylesheet" href="http://code.jquery.com/mobile/1.4.2/jquery.mobile-1.4.2.min.css"> | |
| <script src="http://code.jquery.com/jquery-1.10.2.min.js"></script> | |
| <script src="http://code.jquery.com/mobile/1.4.2/jquery.mobile-1.4.2.min.js"></script> | |
| <script> | |
| $(document).ready(function() { | |
| $("#ckLED").change(function() { | |
| var isChecked = $("#ckLED").is(":checked") ? 1:0; | |
| $.ajax({ | |
| url: '/action', | |
| type: 'POST', | |
| data: { strID:'ckLED', strState:isChecked } | |
| }); | |
| }); | |
| }); | |
| </script> | |
| </head> | |
| <body> | |
| <div data-role="page"> | |
| <div data-role="main" class="ui-content"> | |
| <form> | |
| <label for="switch">RPi LED Control</label> | |
| <input type="checkbox" data-role="flipswitch" name="switch" id="ckLED"> | |
| </form> | |
| </div> | |
| </div> | |
| </body> | |
| </html> | |
| ''' | |
| @route('/action', method='POST') | |
| def action(): | |
| val = request.forms.get('strState') | |
| on = bool(int(val)) | |
| GPIO.output(18, on) | |
| run(host = '192.168.4.31', port = '8080') |
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