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Arduino Mega ADK support in USB Host Shield 2.0 library #3

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Merged
merged 3 commits into from
Jan 23, 2012
Merged

Arduino Mega ADK support in USB Host Shield 2.0 library #3

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5daa359
- Added support for Arduino Mega ADK board.
kibab Jan 23, 2012
79668d9
- Create conditional define BOARD_MEGA_ADK and move it into avrpins.h…
kibab Jan 23, 2012
d973575
- Switch off Mega ADK by default.
kibab Jan 23, 2012
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4 changes: 3 additions & 1 deletion Usb.h
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,8 @@ e-mail : support@circuitsathome.com

#ifdef BOARD_BLACK_WIDDOW
typedef MAX3421e<P6, P3> MAX3421E; // Black Widow
#elif defined(BOARD_MEGA_ADK)
typedef MAX3421e<P53, P54> MAX3421E; // Arduino Mega ADK
#else
typedef MAX3421e<P10, P9> MAX3421E; // Official Arduinos (UNO, Duemilanove, Mega, 2560
#endif
Expand Down Expand Up @@ -272,4 +274,4 @@ inline uint8_t USB::setConf( uint8_t addr, uint8_t ep, uint8_t conf_value )

#endif // defined(USB_METHODS_INLINE)

#endif //_usb_h_
#endif //_usb_h_
4 changes: 4 additions & 0 deletions avrpins.h
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Expand Up @@ -20,6 +20,9 @@ e-mail : support@circuitsathome.com
#ifndef _avrpins_h_
#define _avrpins_h_

/* Uncomment the following if you have Arduino Mega ADK board with MAX3421e built-in */
//#define BOARD_MEGA_ADK

#include <avr/io.h>

#ifdef PORTA
Expand Down Expand Up @@ -465,6 +468,7 @@ template<typename Tp_pin, typename Tc_bit>
#define P51 Pb2
#define P52 Pb1
#define P53 Pb0
#define P54 Pj2

#endif //"Mega" pin numbers

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6 changes: 6 additions & 0 deletions usbhost.h
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Expand Up @@ -87,6 +87,12 @@ MAX3421e< SS, INTR >::MAX3421e()
spi::init();
INTR::SetDirRead();

#ifdef BOARD_MEGA_ADK
/* For Mega ADK, which has Max3421e on-board, set MAX_RESET to Output mode, and pull Reset to HIGH */
DDRJ |= 0x04;
PORTJ |= 0x04;
#endif

/* MAX3421E - full-duplex SPI, level interrupt */
regWr( rPINCTL,( bmFDUPSPI + bmINTLEVEL ));
};
Expand Down