Color sensor reset at the end of calibration added. sensor id auto assignment was changed to be a fixed value assignment to avoid sensor id shift when some sensor is absent.

Dependencies:   UniGraphic mbed vt100

Revision:
0:ce97f6d34336
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/af_utils/mbedSPI.h	Fri Feb 23 05:40:22 2018 +0000
@@ -0,0 +1,19 @@
+#ifndef _MBEDSPI_H_
+#define _MBEDSPI_H_
+#include "mbed.h"
+#include "afSPI.h"
+
+class mbedSPI : public afSPI {
+public:
+    mbedSPI(PinName mosi, PinName miso, PinName sckl, PinName cs) ;
+    virtual void begin() ;
+    virtual void beginSPI() ;
+    virtual void endSPI() ;
+    virtual void transfer(char *bytes,int len) ;
+private:
+    SPI         _spi ;
+    DigitalOut  _cs ;
+} ;
+    
+
+#endif /* _MBEDSPI_H_ */
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