Writing RGB value to bean, added bean code to read and respond (on the built-in LED for now).

Author: SeanMcTex

Arduino/rgb_scratch/rgb_scratch.ino

@@ -0,0 +1,41 @@
+/*
+  rgb_scratch
+ 
+ Checks scratch bank 1. Blinks LED the color of the value passed in.
+Byte 0: on/off
+Byte 1: Red
+Byte 2: Green
+Byte 3: Blue
+ 
+ <http://www.punchthrough.com/bean> 
+ 
+ */
+
+
+void setup() 
+{
+  Serial.begin(57600);
+}
+
+
+// the loop routine runs over and over again forever:
+void loop() 
+{
+  ScratchData thisScratch = Bean.readScratchData(1);
+  
+  if ( thisScratch.length >= 4 ) {
+	  bool isOn = thisScratch.data[0];
+	  bool r = thisScratch.data[1];
+	  bool g = thisScratch.data[2];
+	  bool b = thisScratch.data[3];
+	  
+	  if ( isOn ) {
+	      Bean.setLed(r,g,b);
+	      Bean.sleep(1000);
+	      Bean.setLed(0,0,0);	  	
+	  }
+	
+  }
+  
+  Bean.sleep(1000);
+}  

iOSBluetoothLighting/iOSBluetoothLighting.xcodeproj/project.pbxproj

@@ -443,6 +443,7 @@
 					"$(inherited)",
 				);
 				INFOPLIST_FILE = iOSBluetoothLightingTests/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/iOSBluetoothLighting.app/iOSBluetoothLighting";
@@ -458,6 +459,7 @@
 					"$(inherited)",
 				);
 				INFOPLIST_FILE = iOSBluetoothLightingTests/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/iOSBluetoothLighting.app/iOSBluetoothLighting";

iOSBluetoothLighting/iOSBluetoothLighting/BeanViewController.m

@@ -13,6 +13,8 @@ @interface BeanViewController () <PTDBeanDelegate>
 @property (weak, nonatomic) IBOutlet UIActivityIndicatorView *activityIndicator;
 @property (weak, nonatomic) IBOutlet UILabel *activityLabel;
 
+@property (strong) UIColor *color;
+
 @end
 
 @implementation BeanViewController
@@ -23,6 +25,8 @@ - (void)viewDidLoad {
     NSString *activityString = [NSString stringWithFormat:@"Connected to: %@", self.bean.name];
     self.activityLabel.text = activityString;
     [self.activityIndicator startAnimating];
+    
+    self.color = [UIColor blueColor];
 }
 
 - (void)didReceiveMemoryWarning {
@@ -32,7 +36,24 @@ - (void)didReceiveMemoryWarning {
 
 - (IBAction)didTapSwitch:(UISwitch*)sender {
     BOOL switchValue = sender.on;
-    NSData *payload = [NSData dataWithBytes:&switchValue length:sizeof(BOOL)];
+    
+    CGFloat red;
+    CGFloat green;
+    CGFloat blue;
+    CGFloat alpha;
+    [self.color getRed:&red green:&green blue:&blue alpha:&alpha];
+    
+    Byte redByte = floor( red * 255 );
+    Byte greenByte = floor( green * 255 );
+    Byte blueByte = floor( blue * 255 );
+    
+    Byte dataArray[4];
+    dataArray[0] = switchValue;
+    dataArray[1] = redByte;
+    dataArray[2] = greenByte;
+    dataArray[3] = blueByte;
+    
+    NSData *payload = [NSData dataWithBytes:dataArray length:sizeof(dataArray)];
     [self.bean setScratchBank:1 data:payload];
 }