ir-sensor

get values from ev3 ir-sensor

Installation

$ npm install ev3-js-ir-sensor

Usage

var IRSensor = require('ev3-js-ir-sensor')
IRSensor(3).proximity // => 50
IRSensor(3).beacon(2) // => { heading: 0, distance: 100 }
IRSensor(3).remote(3) // => 1

API

IRSensor(port)

• port - number of the port that the IR sensor is connected to

Returns: instance of IRSensor

.proximity

get the distance from the IR sensor to the nearest obstacle

Returns: number between 0 and 100

.beacon(channel)

get the heading and distance to the beacon on the specified channel

Returns: object with heading and distance.

heading

value | state ---|--- between 1 and 25 | beacon to the right 0 | beacon straight ahead (or no beacon) between -25 and -1 | beacon to the left

distance

value | state ---|--- between 0 and 100 | beacon distance -128 | beacon not found

.remote(channel)

get the current state of the IR remote on the specified channel

Returns: number between 0 and 11

value | state ---|--- 0 | none 1 | red up 2 | red down 3 | blue up 4 | blue down 5 | red up and blue up 6 | red up and blue down 7 | red down and blue up 8 | red down and blue down 9 | beacon mode on 10 | red up and red down 11 | blue up and blue down

License

MIT