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/* 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_