import of stable branch of USB_Host_Shield
from SHA https://github.com/felis/USB_Host_Shield/commit/a59ba5b6fcc96ac79c4dbbffb6c8559d4c944a43
Change-Id: I8244f70db34c734dd8dd454b4957ecdbffd85087
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_