50 lines
809 B
Go
50 lines
809 B
Go
//go:build example
|
|
// +build example
|
|
|
|
//
|
|
// Do not build by default.
|
|
|
|
/*
|
|
How to run
|
|
Pass serial port to use as the first param:
|
|
|
|
go run examples/firmata_motor.go /dev/ttyACM0
|
|
*/
|
|
|
|
package main
|
|
|
|
import (
|
|
"os"
|
|
"time"
|
|
|
|
"gobot.io/x/gobot/v2"
|
|
"gobot.io/x/gobot/v2/drivers/gpio"
|
|
"gobot.io/x/gobot/v2/platforms/firmata"
|
|
)
|
|
|
|
func main() {
|
|
firmataAdaptor := firmata.NewAdaptor(os.Args[1])
|
|
motor := gpio.NewMotorDriver(firmataAdaptor, "3")
|
|
|
|
work := func() {
|
|
speed := byte(0)
|
|
fadeAmount := byte(15)
|
|
|
|
gobot.Every(100*time.Millisecond, func() {
|
|
motor.SetSpeed(speed)
|
|
speed = speed + fadeAmount
|
|
if speed == 0 || speed == 255 {
|
|
fadeAmount = -fadeAmount
|
|
}
|
|
})
|
|
}
|
|
|
|
robot := gobot.NewRobot("motorBot",
|
|
[]gobot.Connection{firmataAdaptor},
|
|
[]gobot.Device{motor},
|
|
work,
|
|
)
|
|
|
|
robot.Start()
|
|
}
|