hybridgroup.gobot/examples/firmata_led_brightness.go

33 lines
746 B
Go

package main
import (
"github.com/hybridgroup/gobot"
"github.com/hybridgroup/gobot/platforms/firmata"
"github.com/hybridgroup/gobot/platforms/gpio"
"time"
)
func main() {
gbot := gobot.NewGobot()
firmataAdaptor := firmata.NewFirmataAdaptor("firmata", "/dev/ttyACM0")
led := gpio.NewLedDriver(firmataAdaptor, "led", "3")
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
}
})
}
gbot.Robots = append(gbot.Robots,
gobot.NewRobot("pwmBot", []gobot.Connection{firmataAdaptor}, []gobot.Device{led}, work))
gbot.Start()
}