1 files changed, 54 insertions, 0 deletions
diff --git a/USB_Host_Shield/Max3421e.h b/USB_Host_Shield/Max3421e.h
new file mode 100644
index 0000000..cf40c5d
--- /dev/null
+++ b/USB_Host_Shield/Max3421e.h
@@ -0,0 +1,54 @@
+/* Copyright 2009-2011 Oleg Mazurov, Circuits At Home, http://www.circuitsathome.com */
+/* MAX3421E functions */
+#ifndef _MAX3421E_H_
+#define _MAX3421E_H_
+
+
+//#include <Spi.h>
+//#include <WProgram.h>
+#include "WProgram.h"
+#include "Max3421e_constants.h"
+
+class MAX3421E /* : public SPI */ {
+    // byte vbusState;
+    public:
+        MAX3421E( void );
+        byte getVbusState( void );
+//        void toggle( byte pin );
+        static void regWr( byte, byte );
+        char * bytesWr( byte, byte, char * );
+        static void gpioWr( byte );
+        byte regRd( byte );
+        char * bytesRd( byte, byte, char * );
+        byte gpioRd( void );
+        boolean reset();
+        boolean vbusPwr ( boolean );
+        void busprobe( void );
+        void powerOn();
+        byte IntHandler();
+        byte GpxHandler();
+        byte Task();
+    private:
+      static void spi_init() {
+        uint8_t tmp;
+        // initialize SPI pins
+        pinMode(SCK_PIN, OUTPUT);
+        pinMode(MOSI_PIN, OUTPUT);
+        pinMode(MISO_PIN, INPUT);
+        pinMode(SS_PIN, OUTPUT);
+        digitalWrite( SS_PIN, HIGH ); 
+        /* mode 00 (CPOL=0, CPHA=0) master, fclk/2. Mode 11 (CPOL=11, CPHA=11) is also supported by MAX3421E */
+        SPCR = 0x50;
+        SPSR = 0x01;
+        /**/
+        tmp = SPSR;
+        tmp = SPDR;
+    }
+//        void init();
+    friend class Max_LCD;        
+};
+
+
+
+
+#endif //_MAX3421E_H_