47 lines
754 B
Go
47 lines
754 B
Go
// +build example
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//
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// Do not build by default.
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/*
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How to run
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go run examples/raspi_hmc5883l.go
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*/
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package main
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import (
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"fmt"
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"time"
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"gobot.io/x/gobot"
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"gobot.io/x/gobot/drivers/i2c"
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"gobot.io/x/gobot/platforms/raspi"
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)
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func main() {
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raspi := raspi.NewAdaptor()
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hmc5883l := i2c.NewHMC5883LDriver(raspi)
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work := func() {
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gobot.Every(200*time.Millisecond, func() {
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// get heading in radians, to convert to degrees multiply by 180/math.Pi
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heading, _ := hmc5883l.Heading()
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fmt.Println("Heading", heading)
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// read the data in Gauss
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x, y, z, _ := hmc5883l.Read()
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fmt.Println(x, y, z)
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})
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}
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robot := gobot.NewRobot("hmc5883LBot",
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[]gobot.Connection{raspi},
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[]gobot.Device{hmc5883l},
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work,
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)
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robot.Start()
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}
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