examples: correct build errors in all current examples

Signed-off-by: deadprogram <ron@hybridgroup.com>

examples/beaglebone_led_brightness_with_analog_input.go

@@ -8,13 +8,14 @@ import (
 	"fmt"
 
 	"gobot.io/x/gobot"
+	"gobot.io/x/gobot/drivers/aio"
 	"gobot.io/x/gobot/drivers/gpio"
 	"gobot.io/x/gobot/platforms/beaglebone"
 )
 
 func main() {
 	beagleboneAdaptor := beaglebone.NewAdaptor()
-	sensor := gpio.NewAnalogSensorDriver(beagleboneAdaptor, "P9_33")
+	sensor := aio.NewAnalogSensorDriver(beagleboneAdaptor, "P9_33")
 	led := gpio.NewLedDriver(beagleboneAdaptor, "P9_14")
 
 	work := func() {

examples/dragonboard_button.go

@@ -17,17 +17,17 @@ func main() {
 	button := gpio.NewButtonDriver(dragonAdaptor, "GPIO_A")
 
 	work := func() {
-		gobot.On(button.Event("push"), func(data interface{}) {
+		button.On(gpio.ButtonPush, func(data interface{}) {
 			fmt.Println("button pressed")
 		})
 
-		gobot.On(button.Event("release"), func(data interface{}) {
+		button.On(gpio.ButtonRelease, func(data interface{}) {
 			fmt.Println("button released")
 		})
 	}
 
 	robot := gobot.NewRobot("buttonBot",
-		[]gobot.Connection{chipAdaptor},
+		[]gobot.Connection{dragonAdaptor},
 		[]gobot.Device{button},
 		work,
 	)

examples/edison_led_brightness_with_analog_input.go

@@ -35,5 +35,5 @@ func main() {
 		work,
 	)
 
-	master.Start()
+	robot.Start()
 }

examples/firmata_integration.go

@@ -9,6 +9,7 @@ import (
 	"time"
 
 	"gobot.io/x/gobot"
+	"gobot.io/x/gobot/drivers/aio"
 	"gobot.io/x/gobot/drivers/gpio"
 	"gobot.io/x/gobot/platforms/firmata"
 )
@@ -18,7 +19,7 @@ func main() {
 	led1 := gpio.NewLedDriver(firmataAdaptor, "3")
 	led2 := gpio.NewLedDriver(firmataAdaptor, "4")
 	button := gpio.NewButtonDriver(firmataAdaptor, "2")
-	sensor := gpio.NewAnalogSensorDriver(firmataAdaptor, "0")
+	sensor := aio.NewAnalogSensorDriver(firmataAdaptor, "0")
 
 	work := func() {
 		gobot.Every(1*time.Second, func() {
@@ -33,7 +34,7 @@ func main() {
 		button.On(gpio.ButtonRelease, func(data interface{}) {
 			led2.Off()
 		})
-		sensor.On(gpio.Data, func(data interface{}) {
+		sensor.On(aio.Data, func(data interface{}) {
 			fmt.Println("sensor", data)
 		})
 	}

examples/firmata_led_brightness_with_analog_input.go

@@ -8,17 +8,18 @@ import (
 	"fmt"
 
 	"gobot.io/x/gobot"
+	"gobot.io/x/gobot/drivers/aio"
 	"gobot.io/x/gobot/drivers/gpio"
 	"gobot.io/x/gobot/platforms/firmata"
 )
 
 func main() {
 	firmataAdaptor := firmata.NewAdaptor("/dev/ttyACM0")
-	sensor := gpio.NewAnalogSensorDriver(firmataAdaptor, "0")
+	sensor := aio.NewAnalogSensorDriver(firmataAdaptor, "0")
 	led := gpio.NewLedDriver(firmataAdaptor, "3")
 
 	work := func() {
-		sensor.On(gpio.Data, func(data interface{}) {
+		sensor.On(aio.Data, func(data interface{}) {
 			brightness := uint8(
 				gobot.ToScale(gobot.FromScale(float64(data.(int)), 0, 1024), 0, 255),
 			)

examples/firmata_mpl115a2.go

@@ -19,8 +19,11 @@ func main() {
 
 	work := func() {
 		gobot.Every(1*time.Second, func() {
-			fmt.Println("Pressure", mpl115a2.Pressure())
-			fmt.Println("Temperature", mpl115a2.Temperature())
+			press, _ := mpl115a2.Pressure()
+			fmt.Println("Pressure", press)
+
+			temp, _ := mpl115a2.Temperature()
+			fmt.Println("Temperature", temp)
 		})
 	}
 

examples/firmata_ssd1306.go

@@ -0,0 +1,48 @@
+// +build example
+//
+// Do not build by default.
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"time"
+
+	"gobot.io/x/gobot"
+	"gobot.io/x/gobot/drivers/i2c"
+	"gobot.io/x/gobot/platforms/firmata"
+)
+
+func main() {
+
+	r := firmata.NewAdaptor(os.Args[1])
+	oled := i2c.NewSSD1306Driver(r, i2c.WithAddress(0x3c))
+
+	stage := false
+
+	work := func() {
+
+		gobot.Every(1*time.Second, func() {
+			fmt.Println("displaying")
+			oled.Clear()
+			if stage {
+				for x := 0; x < oled.Buffer.Width; x += 5 {
+					for y := 0; y < oled.Buffer.Height; y++ {
+						oled.Set(x, y, 1)
+					}
+				}
+			}
+			stage = !stage
+			oled.Display()
+		})
+	}
+
+	robot := gobot.NewRobot("ssd1306Robot",
+		[]gobot.Connection{r},
+		[]gobot.Device{oled},
+		work,
+	)
+
+	robot.Start()
+}

examples/mqtt_driver_ping.go

@@ -47,7 +47,7 @@ func main() {
 
 	robot := gobot.NewRobot("mqttBot",
 		[]gobot.Connection{mqttAdaptor},
-		[]gobot.Devices{helloDriver, holaDriver},
+		[]gobot.Device{helloDriver, holaDriver},
 		work,
 	)