<html>
<head>
<title>Bolt IoT Platform</title>
<script type="text/javascript" src="https://cloud.boltiot.com/static/js/boltCommands.js"></script>
<script>
setKey('{{ApiKey}}','{{Name}}');
var last_pwm_value=-1;
function updateBuzzer(){
var pwm_value=document.getElementById('pwm_value').value;
if(last_pwm_value!=pwm_value){
analogWrite(0,pwm_value);
document.getElementById('pwm_value_display').innerHTML=pwm_value;
}
last_pwm_value=pwm_value;
}
setInterval(updateBuzzer,1000);
</script>
</head>
<body>
pwm value:
<input type='range' id='pwm_value' min="0" max="255" value="0">
<div id='pwm_value_display'>0</div>
</body>
</html>
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