15 lines
No EOL
524 B
JavaScript
15 lines
No EOL
524 B
JavaScript
var AnalogSensor = require('./base/analogSensor')
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var commands = require('../commands')
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function TemperatureAnalogSensor(pin) {
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AnalogSensor.apply(this, Array.prototype.slice.call(arguments))
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}
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TemperatureAnalogSensor.prototype = new AnalogSensor()
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TemperatureAnalogSensor.prototype.read = function() {
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var res = AnalogSensor.prototype.read.call(this)
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var resistance = (1023-res) * 10000 / res
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return (1 / (Math.log(resistance / 10000) / 3975 + 1 / 298.15) - 273.15)
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}
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module.exports = TemperatureAnalogSensor |