Created
November 9, 2017 02:36
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Gobot program to toggle LEDs through an API
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| package main | |
| import ( | |
| "fmt" | |
| "gobot.io/x/gobot" | |
| "gobot.io/x/gobot/api" | |
| "gobot.io/x/gobot/platforms/firmata" | |
| "gobot.io/x/gobot/drivers/gpio" | |
| "time" | |
| "os" | |
| ) | |
| // env GOOS=linux GOARCH=arm GOARM=5 go build | |
| // scp combo pi@10.0.1.7:/home/pi/Arduino | |
| func main() { | |
| master := gobot.NewMaster() | |
| a := api.NewAPI(master) | |
| a.Start() | |
| // /dev/tty.usbmodem1411" on my Mac (used in development) | |
| // /dev/ttyACM0 on Raspberry Pi | |
| f := firmata.NewAdaptor(os.Args[1]) | |
| led := gpio.NewLedDriver(f, "13") | |
| work := func() { | |
| gobot.Every(2*time.Second, func() { | |
| led.Toggle() | |
| }) | |
| } | |
| blinker := gobot.NewRobot("blinker", | |
| []gobot.Connection{f}, | |
| []gobot.Device{}, | |
| work, | |
| ) | |
| leds := make(map[string]*gpio.LedDriver) | |
| blinker.AddCommand("ToggleLED", func(params map[string]interface{}) interface{} { | |
| pin := "6" | |
| pinParam, isPresent := params["pin"] | |
| if isPresent { | |
| pin = pinParam.(string) | |
| } | |
| led, ok := leds[pin] | |
| if !ok { | |
| led = gpio.NewLedDriver(f, pin) | |
| leds[pin] = led | |
| } | |
| led.Toggle() | |
| return fmt.Sprintf("pin %v\n", params) | |
| }) | |
| master.AddRobot(blinker) | |
| master.Start() | |
| } |
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