hybridgroup.gobot/examples/beaglebone_led_brightness.go

32 lines
752 B
Go

package main
import (
"github.com/hybridgroup/gobot"
"github.com/hybridgroup/gobot/platforms/beaglebone"
"github.com/hybridgroup/gobot/platforms/gpio"
"time"
)
func main() {
gbot := gobot.NewGobot()
beagleboneAdaptor := beaglebone.NewBeagleboneAdaptor("beaglebone")
led := gpio.NewLedDriver(beagleboneAdaptor, "led", "P9_14")
work := func() {
brightness := uint8(0)
fade_amount := uint8(5)
gobot.Every(0.1*time.Second, func() {
led.Brightness(brightness)
brightness = brightness + fade_amount
if brightness == 0 || brightness == 255 {
fade_amount = -fade_amount
}
})
}
gbot.Robots = append(gbot.Robots,
gobot.NewRobot("pwmBot", []gobot.Connection{beagleboneAdaptor}, []gobot.Device{led}, work))
gbot.Start()
}