added mpu6050 gyro/accel/temp sensor

Signed-off-by: Krasi Georgiev <krasi.root@gmail.com>

samples/mpu6050.go

@@ -0,0 +1,48 @@
+// +build ignore
+
+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+	"os/signal"
+	"time"
+
+	"github.com/kidoman/embd"
+	"github.com/kidoman/embd/sensor/mpu6050"
+
+	_ "github.com/kidoman/embd/host/all"
+)
+
+func main() {
+	flag.Parse()
+
+	if err := embd.InitI2C(); err != nil {
+		panic(err)
+	}
+	defer embd.CloseI2C()
+
+	bus := embd.NewI2CBus(1)
+
+	sensor, _ := mpu6050.New(bus, &mpu6050.Config{GiroScale: "1000", Dlpf: "6"})
+
+	sensor.Start()
+	defer sensor.Close()
+
+	// catch ctrl+c and ctrl+x so the sensor.Close is executed
+	stop := make(chan os.Signal, 1)
+	signal.Notify(stop, os.Interrupt, os.Kill)
+
+	for {
+		select {
+		case <-stop:
+			return
+		default:
+			v := sensor.Read().Orientation()
+			print("\033[H\033[2J") // clear the screen for every read
+			fmt.Println(v)
+			time.Sleep(200 * time.Millisecond)
+		}
+	}
+}