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June 7, 2018 07:45
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Remote control servo with Particle Photon. Apache License, copyright 2015 Sean Beck
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| Servo serv; | |
| int pos = 0; | |
| void setup() { | |
| serv.attach(D0); | |
| Spark.function("setpos", setPos); | |
| Spark.variable("getpos", &pos, INT); | |
| } | |
| void loop() { | |
| } | |
| int setPos(String pstn) { | |
| pos = pstn.toInt(); | |
| serv.write(pos); | |
| return pos; | |
| } |
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| <html> | |
| <head> | |
| <style> | |
| body { | |
| margin: 1em auto; | |
| max-width: 45em; | |
| padding: 0.8em; | |
| background: white; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>Photon servo control</h1> | |
| <input type="range" min="0" max="180" value="0" onchange="showValue(this.value)"/> | |
| <span id="range">0</span> | |
| <script type="text/javascript"> | |
| function showValue(newValue) { | |
| document.getElementById("range").innerHTML=newValue; | |
| var request = new XMLHttpRequest(); | |
| var dev_id = '<your device id here>'; | |
| var access = '<your access token here>'; | |
| var data = 'params='+newValue+'&access_token='+access; | |
| var url = 'https://api.particle.io/v1/devices/'+dev_id+'/setpos/'; | |
| request.open('POST', url, true); | |
| request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8'); | |
| request.send(data); | |
| } | |
| </script> | |
| </body> | |
| </html> |
Hi i have edited your html to use 3 servos at same time and i gived the credits to you, can see it here:
https://community.particle.io/t/photon-3-servos-controlled-by-html/23032/1
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Hey, I can't seem to get this to work, is serv a missing library?