43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
package aio
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import (
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"time"
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"gobot.io/x/gobot"
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)
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var _ gobot.Driver = (*GroveTemperatureSensorDriver)(nil)
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// GroveTemperatureSensorDriver represents a temperature sensor
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// The temperature is reported in degree Celsius
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type GroveTemperatureSensorDriver struct {
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*TemperatureSensorDriver
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}
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// NewGroveTemperatureSensorDriver returns a new GroveTemperatureSensorDriver with a polling interval of
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// 10 Milliseconds given an AnalogReader and pin.
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//
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// Optionally accepts:
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// time.Duration: Interval at which the sensor is polled for new information (given 0 switch the polling off)
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//
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// Adds the following API Commands:
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// "Read" - See AnalogDriverSensor.Read
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// "ReadValue" - See AnalogDriverSensor.ReadValue
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func NewGroveTemperatureSensorDriver(a AnalogReader, pin string, v ...time.Duration) *GroveTemperatureSensorDriver {
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t := NewTemperatureSensorDriver(a, pin, v...)
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ntc := TemperatureSensorNtcConf{TC0: 25, R0: 10000.0, B: 3975} //Ohm, R25=10k
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t.SetNtcScaler(1023, 10000, false, ntc) //Ohm, reference value: 1023, series R: 10k
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d := &GroveTemperatureSensorDriver{
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TemperatureSensorDriver: t,
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}
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d.SetName(gobot.DefaultName("GroveTemperatureSensor"))
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return d
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}
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// Temperature returns the last read temperature from the sensor.
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func (t *TemperatureSensorDriver) Temperature() (val float64) {
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return t.Value()
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}
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