45 lines
955 B
Go
45 lines
955 B
Go
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package main
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import (
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"time"
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i2c "github.com/d2r2/go-i2c"
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bh1750 "github.com/d2r2/go-bh1750"
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logger "github.com/d2r2/go-logger"
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)
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var lg = logger.NewPackageLogger("main",
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logger.ErrorLevel,
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)
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func main() {
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defer logger.FinalizeLogger()
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logger.ChangePackageLogLevel("i2c", logger.ErrorLevel)
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logger.ChangePackageLogLevel("bh1750", logger.ErrorLevel)
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// Create new connection to I2C to bh1750
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i2c, err := i2c.NewI2C(0x23, 1)
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if err != nil { lg.Fatal(err) }
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// Free I2C connection on exit
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defer i2c.Close()
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// Setup sensor
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sensor := bh1750.NewBH1750()
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// Reset sensor prior to use
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err = sensor.Reset(i2c)
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if err != nil { lg.Fatal(err) }
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// Read sensor value over time
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for {
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resolution := bh1750.HighResolution
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lux, err := sensor.MeasureAmbientLight(i2c, resolution)
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if err != nil { lg.Fatal(err) }
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println("Illuminance:", lux, "lx")
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time.Sleep(500 * time.Millisecond)
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}
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}
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