digispark: add examples using digispark with i2c devices blinkm and m…

…lp115a2

Signed-off-by: Ron Evans <[email protected]>

examples/digispark_blinkm.go

@@ -0,0 +1,41 @@
+// +build example
+//
+// Do not build by default.
+
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"gobot.io/x/gobot"
+	"gobot.io/x/gobot/drivers/i2c"
+	"gobot.io/x/gobot/platforms/digispark"
+)
+
+func main() {
+	board := digispark.NewAdaptor()
+	blinkm := i2c.NewBlinkMDriver(board)
+
+	work := func() {
+		gobot.Every(3*time.Second, func() {
+			r := byte(gobot.Rand(255))
+			g := byte(gobot.Rand(255))
+			b := byte(gobot.Rand(255))
+			blinkm.Rgb(r, g, b)
+			color, _ := blinkm.Color()
+			fmt.Println("color", color)
+		})
+	}
+
+	robot := gobot.NewRobot("blinkBot",
+		[]gobot.Connection{board},
+		[]gobot.Device{blinkm},
+		work,
+	)
+
+	err := robot.Start()
+	if err != nil {
+		fmt.Println(err)
+	}
+}

examples/digispark_mpl115a2.go

@@ -0,0 +1,40 @@
+// +build example
+//
+// Do not build by default.
+
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"gobot.io/x/gobot"
+	"gobot.io/x/gobot/drivers/i2c"
+	"gobot.io/x/gobot/platforms/digispark"
+)
+
+func main() {
+	board := digispark.NewAdaptor()
+	mpl115a2 := i2c.NewMPL115A2Driver(board)
+
+	work := func() {
+		gobot.Every(1*time.Second, func() {
+			press, _ := mpl115a2.Pressure()
+			fmt.Println("Pressure", press)
+
+			temp, _ := mpl115a2.Temperature()
+			fmt.Println("Temperature", temp)
+		})
+	}
+
+	robot := gobot.NewRobot("blinkBot",
+		[]gobot.Connection{board},
+		[]gobot.Device{mpl115a2},
+		work,
+	)
+
+	err := robot.Start()
+	if err != nil {
+		fmt.Println(err)
+	}
+}