可変抵抗を読み取る

可変抵抗を読み取り<br />

<script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>

<script src="https://unpkg.com/obniz@3.x/obniz.js" crossorigin="anonymous" ></script>

<style>

</style>

obniz ID:<input type="text" id="oid" style="width: 100px;"><br />

<button onClick="init();">実行</button><br />

<span id="v"></span>

<script>

var obniz;

var meter;

function init() {

    obniz = new Obniz($("#oid").val());

    obniz.onconnect = async function () {

      meter = obniz.wired("Potentiometer", {pin0:0, pin1:1, pin2:2});

      meter.onchange =function(p) {

        $("#v").html(Math.floor(p * 180));

      };

    };

}

</script>