Scale analog values to 1024

cjqian · Jul 9, 2015 · d560583 · d560583
1 parent 5b94e59
commit d560583
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/platforms/intel-iot/edison/edison_adaptor.go b/platforms/intel-iot/edison/edison_adaptor.go
@@ -440,7 +440,10 @@ func (e *EdisonAdaptor) AnalogRead(pin string) (val int, err error) {
 	if err != nil {
 		return
 	}
-	return strconv.Atoi(string(buf[0 : len(buf)-1]))
+
+	val, err = strconv.Atoi(string(buf[0 : len(buf)-1]))
+
+	return val / 4, err
 }
 
 // I2cStart initializes i2c device for addresss

diff --git a/platforms/intel-iot/edison/edison_adaptor_test.go b/platforms/intel-iot/edison/edison_adaptor_test.go
@@ -179,5 +179,5 @@ func TestEdisonAdaptorAnalog(t *testing.T) {
 
 	fs.Files["/sys/bus/iio/devices/iio:device1/in_voltage0_raw"].Contents = "1000\n"
 	i, _ := a.AnalogRead("0")
-	gobot.Assert(t, i, 1000)
+	gobot.Assert(t, i, 250)
 }