From: Bernhard Tittelbach <xro@realraum.at>
Date: Sat, 6 Mar 2010 15:53:02 +0000 (+0000)
Subject: Photo Resistor
X-Git-Url: https://git.realraum.at/?p=svn42.git;a=commitdiff_plain;h=b560238bbf967e7cc4c11c3f69010a68819ed5fe

Photo Resistor
---

diff --git a/rf433ctl/rf433ctl.pde b/rf433ctl/rf433ctl.pde
index 9837f3e..f77efcf 100644
--- a/rf433ctl/rf433ctl.pde
+++ b/rf433ctl/rf433ctl.pde
@@ -10,6 +10,7 @@
 #define IR_MOVEMENT_PIN 9
 #define ONE_WIRE_PIN 8
 #define PANIC_BUTTON_PIN 7
+#define PHOTO_ANALOGPIN 1
 //movement is reported if during IR_SAMPLE_DURATION at least IR_TRESHOLD ir signals are detectd
 #define IR_SAMPLE_DURATION 20000
 #define IR_TRESHOLD 13000
@@ -208,6 +209,14 @@ void printTemperature(DeviceAddress deviceAddress)
 
 //********************************************************************//
 
+void printLightLevel(unsigned int pin)
+{
+  Serial.print("Photo: ");
+  Serial.println(analogRead(pin));
+}
+
+//********************************************************************//
+
 void setup()
 {
   pinMode(RF_DATA_OUT_PIN, OUTPUT);
@@ -308,6 +317,8 @@ void loop()
       send_frame(words[D2_OFF]);
     else if(command == 'T')
       printTemperature(onShieldTemp);
+    else if(command == 'P')
+      printLightLevel(PHOTO_ANALOGPIN);
 
     else
       Serial.println("Error: unknown command");