analog cleanup

[sketchbook_andrea] / basic / analog_input / photo_5_calibration / photo_5_calibration.ino

diff --git a/basic/analog_input/photo_5_calibration/photo_5_calibration.ino b/basic/analog_input/photo_5_calibration/photo_5_calibration.ino
index 1d9b4d75f35f6d607f1aebbff02156aa201851e9..bf43b37ae713981720ea1e6c0529b09553d13984 100644 (file)
--- a/basic/analog_input/photo_5_calibration/photo_5_calibration.ino
+++ b/basic/analog_input/photo_5_calibration/photo_5_calibration.ino
@@ -23,12 +23,13 @@
  http://arduino.cc/en/Tutorial/Calibration
  
  This example code is in the public domain.
+ Schema:  Schema: https://learn.adafruit.com/assets/460
  
  */
 
 // These constants won't change:
 const int sensorPin = A0;    // pin that the sensor is attached to
-const int ledPin = 9;        // pin that the LED is attached to
+const int ledPin = 11;        // pin that the LED is attached to
 
 // variables:
 int sensorValue = 0;         // the sensor value
@@ -39,6 +40,7 @@ int sensorMax = 0;           // maximum sensor value
 void setup() {
   // turn on LED to signal the start of the calibration period:
   pinMode(13, OUTPUT);
+  pinMode(ledPin, OUTPUT);
   digitalWrite(13, HIGH);
 
   // calibrate during the first five seconds