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servo.js
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servo.js
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var five = require("johnny-five"),
Particle = require("../lib/particle"),
temporal = require('temporal'),
board;
// Create Johnny-Five board connected via Particle
board = new five.Board({
io: new Particle({
token: process.env.PARTICLE_TOKEN,
deviceId: process.env.PARTICLE_DEVICE_ID
})
});
// The board's pins will not be accessible until
// the board has reported that it is ready
board.on("ready", function() {
console.log("CONNECTED");
// Create a new `servo` hardware instance.
var servo = new five.Servo("D0");
temporal.queue([
{
delay: 0,
task: function(){
// min()
//
// set the servo to the minimum degrees
// defaults to 0
//
servo.min();
}
},{
delay: 1000,
task: function(){
// max()
//
// set the servo to the maximum degrees
// defaults to 180
//
servo.max();
}
},{
delay: 1000,
task: function(){
// center()
//
// centers the servo to 90°
//
servo.center();
}
},{
delay: 1000,
task: function(){
// sweep( obj )
//
// Perform a min-max cycling servo sweep (defaults to 0-180)
// optionally accepts an object of sweep settings:
// {
// lapse: time in milliseconds to wait between moves
// defaults to 500ms
// degrees: distance in degrees to move
// defaults to 10°
// }
//
servo.sweep();
}
},{
delay: 5000,
task: function(){
// stop( )
//
// Stop a moving servo
servo.stop();
}
},{
delay: 1000,
task: function(){
// to( deg )
//
// Moves the servo to position by degrees
//
servo.to( 15 );
}
},{
delay: 1000,
task: function(){
// step ( deg )
//
// Move servo relative to current position by degrees
temporal.loop(500,function(){
if(this.called > 10){
process.exit(0);
this.stop();
}
servo.step( 15 );
});
}
}
]);
});