package main import ( "time" "gobot.io/x/gobot" "gobot.io/x/gobot/drivers/gpio" "gobot.io/x/gobot/platforms/dexter/gopigo3" "gobot.io/x/gobot/platforms/raspi" ) func main() { raspiAdaptor := raspi.NewAdaptor() gpg3 := gopigo3.NewDriver(raspiAdaptor) led := gpio.NewGroveLedDriver(gpg3, "AD_1_1") work := func() { brightness := uint8(0) fadeAmount := uint8(15) gobot.Every(100*time.Millisecond, func() { led.Brightness(brightness) brightness = brightness + fadeAmount if brightness == 0 || brightness == 255 { fadeAmount = -fadeAmount } }) } robot := gobot.NewRobot("gopigo3pwm", []gobot.Connection{raspiAdaptor}, []gobot.Device{gpg3, led}, work, ) robot.Start() }