Add color sensor

libs/core/color.ts

@@ -0,0 +1,56 @@
+const enum ColorSensorMode {
+    None = -1,
+    Reflect = 0,
+    Ambient = 1,
+    Color = 2,
+    RefRaw = 3,
+    RgbRaw = 4,
+    ColorCal = 5,
+}
+
+const enum ColorSensorColor {
+    None,
+    Black,
+    Blue,
+    Green,
+    Yellow,
+    Red,
+    White,
+    Brown,
+}
+
+namespace input {
+
+    export class ColorSensor extends internal.UartSensor {
+        constructor() {
+            super()
+            this.mode = ColorSensorMode.Reflect
+        }
+
+        _deviceType() {
+            return LMS.DEVICE_TYPE_COLOR
+        }
+
+        setMode(m: ColorSensorMode) {
+            this._setMode(m)
+        }
+
+        getAmbientLight() {
+            this.setMode(ColorSensorMode.Ambient)
+            return this.getNumber(NumberFormat.UInt8LE, 0)
+        }
+
+        getReflectedLight() {
+            this.setMode(ColorSensorMode.Reflect)
+            return this.getNumber(NumberFormat.UInt8LE, 0)
+        }
+
+        getColor(): ColorSensorColor {
+            this.setMode(ColorSensorMode.Color)
+            return this.getNumber(NumberFormat.UInt8LE, 0)
+        }
+    }
+
+    //% whenUsed
+    export const color: ColorSensor = new ColorSensor()
+}

libs/core/core.ts

@@ -28,6 +28,7 @@ const enum LMS {
     DEVICE_TYPE_MINITACHO = 8,
     DEVICE_TYPE_NEWTACHO = 9,
     DEVICE_TYPE_TOUCH = 16,
+    DEVICE_TYPE_COLOR = 29,
     DEVICE_TYPE_IR = 33,
     DEVICE_TYPE_THIRD_PARTY_START = 50,
     DEVICE_TYPE_THIRD_PARTY_END = 99,

libs/core/ir.ts

@@ -42,7 +42,6 @@ namespace input {
 
     export class IrSensor extends internal.UartSensor {
         private channel: IrRemoteChannel
-        private pollRunning: boolean
         private buttons: Button[];
 
         constructor() {

libs/core/pxt.json

@@ -17,6 +17,7 @@
         "core.ts",
         "input.ts",
         "ir.ts",
+        "color.ts",
         "touch.ts",
         "shims.d.ts",
         "enums.d.ts",

libs/core/test.ts

@@ -46,5 +46,13 @@ input.remoteTopRight.onEvent(ButtonEvent.Down, () => {
 
 loops.forever(() => {
     serial.writeDmesg()
-    loops.pause(400)
+    loops.pause(100)
 })
+
+/*
+loops.forever(() => {
+    let v = input.color.getColor()
+    screen.drawText(10, 60, v + "   ")
+    loops.pause(200)
+})
+*/