Diff: MAX7221/Max7221.h

Revision:

1:d8589d1f368c

Child:

2:828c62cc1861

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MAX7221/Max7221.h	Tue Aug 06 08:18:53 2013 +0000
@@ -0,0 +1,68 @@
+#ifndef Max7221_H
+#define Max7221_H
+
+// define max7219/max7221 registers
+#define max7219_reg_noop         0x00
+#define max7219_reg_digit0       0x01
+#define max7219_reg_digit1       0x02
+#define max7219_reg_digit2       0x03
+#define max7219_reg_digit3       0x04
+#define max7219_reg_digit4       0x05
+#define max7219_reg_digit5       0x06
+#define max7219_reg_digit6       0x07
+#define max7219_reg_digit7       0x08
+#define max7219_reg_decodeMode   0x09
+#define max7219_reg_intensity    0x0a
+#define max7219_reg_scanLimit    0x0b
+#define max7219_reg_shutdown     0x0c
+#define max7219_reg_displayTest  0x0f
+
+#define LOW 0
+#define HIGH 1
+#define MHZ 1000000
+#define NUMDIGITS 8
+
+#ifdef NUMDIGITS 
+#define UPPERBOUND 99999999
+#define LOWERBOUND -9999999
+#endif
+
+class Max7221 {
+public:
+   Max7221(PinName msoi=p5, PinName mclk=p7, PinName load=p8);
+   
+   void Write( unsigned int reg, unsigned int col);
+   
+   void WriteInt( int value );
+   void WriteFloat( float value);
+   Max7221& operator= (int value){ 
+        WriteInt(value); 
+        return *this;
+        };
+   Max7221& operator= (float value){ 
+        WriteFloat(value); 
+        return *this; 
+        };
+   
+   void Setup (void);
+   
+   static void WriteAll (unsigned int reg, unsigned int col);
+   static void SetupAll (void);
+   
+private:
+   SPI *max72_spi;
+   DigitalOut *load;
+   int id;
+   int *maxInUse;
+   
+   
+   static SPI *spi1;
+   static SPI *spi2;
+   static DigitalOut *load1;
+   static DigitalOut *load2;
+   static int maxInUseSPI1;
+   static int maxInUseSPI2;
+   
+};
+
+#endif
\ No newline at end of file