Diff: scolor_TCS3200.h

Revision:

0:fa6bdbdd4239

diff -r 000000000000 -r fa6bdbdd4239 scolor_TCS3200.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/scolor_TCS3200.h	Thu Feb 28 22:05:21 2019 +0000
@@ -0,0 +1,63 @@
+#ifndef SCOLOR_TCS3200_H
+#define SCOLOR_TCS3200_H
+#include "mbed.h"
+ /* **************************************************************************
+ 
+@fabeltranm 2019
+fbeltranm@ecci.edu.co
+
+
+   datasheet https://www.mouser.com/catalog/specsheets/TCS3200-E11.pdf
+
+
+    S0      Frequency scaling 
+    S1      Frequency scaling 
+    S2      Photo diode selection 
+    S3      Photo diode selection 
+    OutFreq Frequency
+
+       -----------------------------------
+      |   ____________     ____________   |
+----> |  |            |   |            |  |                ___     ___ 
+Light |  | Photodiode |   |   Current  |--|---OUTPUT_FREQ |   |___|   |___
+----> |  |   Array    |---|     to     |  |
+      |  |            |   |  Frequency |  |
+      |  |____________|   |____________|  |
+      |       ^  ^             ^  ^       |
+       -------|--|-------------|--|-------
+              |  |             |  |
+             S2 S3            S0  S1
+             
+SO | S1 | OUTPUT FREQUENCY SCALING |        | S2 | S3 |   PHOTODIODE TYPE   |
+ 0 | 0  |        power down        |        |  0 | 0  |         Red         |
+ 0 | 1  |           2%             |        |  0 | 1  |         Blue        |
+ 1 | 0  |           20%            |        |  1 | 0  |  Clear (no filter)  |
+ 1 | 1  |           100%           |        |  1 | 1  |         Green       | 
+             
+******************************************************************************/
+
+
+#define SCALE_100   1
+#define SCALE_20    2
+#define SCALE_2     3    
+#define POWER_DOWN  4
+
+class scolor_TCS3200 {
+  public:
+    scolor_TCS3200(PinName s0, PinName s1, PinName s2, PinName s3, PinName s_in);
+    long ReadRed();     // retorno el tiempo en alto de OutFreq para Rojo en ns
+    long ReadGreen();   // retorno el tiempo en alto de OutFreq para verde en ns
+    long ReadBlue();    // retorno el tiempo en alto de OutFreq color azul en ns
+    long ReadClear();   // retorno el tiempo en alto de OutFreq sin filtro en ns
+    void SetMode(uint8_t mode);
+  private:
+    DigitalOut _s0;
+    DigitalOut _s1;
+    DigitalOut _s2;
+    DigitalOut _s3;
+    DigitalIn _s_in;
+    Timer timer;
+    long pulsewidth();
+
+};
+#endif
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