Diff: main.cpp

Revision:

0:d034f4b3b23c

Child:

3:3649eaf4f954

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Jun 25 14:44:44 2014 +0000
@@ -0,0 +1,59 @@
+/* Discrete RGB color sensor
+ *
+ * - uses single-channel light-dependent resistor (via ADC)
+ *   and a RGB LED.
+ * -  compensates background light
+ *
+ * Copyright (c) 2014 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <mbed.h>
+#include "rgb_sensor.h"
+
+#define COUNT(x) (sizeof(x)/sizeof(x[0]))
+
+int main() {
+    TRGB color;
+    int i, seq;
+
+    /* serial console */
+    Serial console(USBTX, USBRX);
+    console.baud(115200);
+
+    /* R,G,B pins and ADC for light dependent resistor */
+    RGB_Sensor rgb(p23,p24,p25,p20);
+
+    /* needed for time measurement */
+    Timer timer;
+
+    seq = 0;
+    while(1) {
+
+        /* start four channel RGB conversion */
+        timer.reset();
+        timer.start();
+
+        /* detect RGB value */
+        rgb.capture(color);
+
+        /* stop time measurement */
+        timer.stop();
+
+        console.printf("%06i", seq++);
+        for(i=0; i<COUNT(color.data); i++)
+            console.printf(",%04i", color.data[i] / RGB_OVERSAMPLING);
+        console.printf(",%i\n\r", timer.read_us());
+    }
+}
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