Brian Daniels / rgb_sensor_buffer

using tweaked rgb_sensor_buffer

Dependencies:   rgb_sensor

Dependents:   nespresso_demo

Fork of rgb_sensor_buffer by Milosch Meriac

rgb_sensor_buffer.h@3:363d6de01d73, 2015-03-20 (annotated)

Committer:
bridadan
Date:
Fri Mar 20 16:07:33 2015 +0000
Revision:
3:363d6de01d73
Parent:
2:8fbb1cd0c2d9 
using tweaked rgb_sensor

Who changed what in which revision?

UserRevisionLine numberNew contents of line
meriac 0:bbd86bfe6577 1 /* Discrete RGB color sensor (buffered)
meriac 0:bbd86bfe6577 2 *
meriac 0:bbd86bfe6577 3 * - uses single-channel light-dependent resistor (via ADC)
meriac 0:bbd86bfe6577 4 * and a RGB LED.
meriac 0:bbd86bfe6577 5 * - compensates background light
meriac 0:bbd86bfe6577 6 *
meriac 0:bbd86bfe6577 7 * Copyright (c) 2014 ARM Limited
meriac 0:bbd86bfe6577 8 *
meriac 0:bbd86bfe6577 9 * Licensed under the Apache License, Version 2.0 (the "License");
meriac 0:bbd86bfe6577 10 * you may not use this file except in compliance with the License.
meriac 0:bbd86bfe6577 11 * You may obtain a copy of the License at
meriac 0:bbd86bfe6577 12 *
meriac 0:bbd86bfe6577 13 * http://www.apache.org/licenses/LICENSE-2.0
meriac 0:bbd86bfe6577 14 *
meriac 0:bbd86bfe6577 15 * Unless required by applicable law or agreed to in writing, software
meriac 0:bbd86bfe6577 16 * distributed under the License is distributed on an "AS IS" BASIS,
meriac 0:bbd86bfe6577 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
meriac 0:bbd86bfe6577 18 * See the License for the specific language governing permissions and
meriac 0:bbd86bfe6577 19 * limitations under the License.
meriac 0:bbd86bfe6577 20 */
meriac 0:bbd86bfe6577 21
meriac 0:bbd86bfe6577 22 #ifndef __RGB_SENSOR_BUFFER_H__
meriac 0:bbd86bfe6577 23 #define __RGB_SENSOR_BUFFER_H__
meriac 0:bbd86bfe6577 24
meriac 0:bbd86bfe6577 25 #include <rgb_sensor.h>
meriac 0:bbd86bfe6577 26
meriac 0:bbd86bfe6577 27 #ifndef RGB_SENSOR_BUFFER_MIN
meriac 0:bbd86bfe6577 28 #define RGB_SENSOR_BUFFER_MIN 32
meriac 0:bbd86bfe6577 29 #endif/*RGB_SENSOR_BUFFER_MIN*/
meriac 0:bbd86bfe6577 30
meriac 0:bbd86bfe6577 31 #ifndef RGB_SENSOR_BUFFER_SPURIOUS_COUNT
meriac 2:8fbb1cd0c2d9 32 #define RGB_SENSOR_BUFFER_SPURIOUS_COUNT 32
meriac 0:bbd86bfe6577 33 #endif/*RGB_SENSOR_BUFFER_SPURIOUS_COUNT*/
meriac 0:bbd86bfe6577 34
meriac 0:bbd86bfe6577 35 class RGB_SensorBuffer: protected RGB_Sensor
meriac 0:bbd86bfe6577 36 {
meriac 0:bbd86bfe6577 37 public:
meriac 0:bbd86bfe6577 38 RGB_SensorBuffer(PinName red, PinName green, PinName blue, PinName adc);
meriac 0:bbd86bfe6577 39 int trigger(TRGB* rgb, int count, int treshold);
meriac 0:bbd86bfe6577 40
meriac 0:bbd86bfe6577 41 private:
meriac 0:bbd86bfe6577 42 TRGB* m_buffer;
meriac 0:bbd86bfe6577 43 volatile int m_count, m_treshold, m_buffer_pos, m_buffer_spurious;
meriac 0:bbd86bfe6577 44 bool m_initialized;
meriac 0:bbd86bfe6577 45 static void __adc_irq(void);
meriac 0:bbd86bfe6577 46 void adc_irq(void);
meriac 0:bbd86bfe6577 47 static RGB_SensorBuffer* m_global;
meriac 0:bbd86bfe6577 48 static bool __callback(const TRGB &color);
meriac 0:bbd86bfe6577 49 bool callback(const TRGB &color);
meriac 0:bbd86bfe6577 50 };
meriac 0:bbd86bfe6577 51
meriac 0:bbd86bfe6577 52 #endif/*__RGB_SENSOR_BUFFER_H__*/