hybridgroup.gobot/examples/gopigo3_led_brightness.go

42 lines
764 B
Go

// +build example
//
// Do not build by default.
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()
}