board.h

Tried to make CAN logger on AT91sam7X-ek, but have no idea how to implement FATFs... -( I m just a

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 *         ATMEL Microcontroller Software Support 
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//------------------------------------------------------------------------------
/// \dir
/// !Purpose
/// 
/// Definition and functions for using AT91SAM7X-related features, such
/// has PIO pins, memories, etc.
/// 
/// !Usage
/// -# The code for booting the board is provided by board_cstartup.S and
///    board_lowlevel.c.
/// -# For using board PIOs, board characteristics (clock, etc.) and external
///    components, see board.h.
/// -# For manipulating memories (remapping, SDRAM, etc.), see board_memories.h.
//------------------------------------------------------------------------------
 
//------------------------------------------------------------------------------
/// \unit
/// !Purpose
/// 
/// Definition of AT91SAM7X-EK characteristics, AT91SAM7X-dependant PIOs and
/// external components interfacing.
/// 
/// !Usage
/// -# For operating frequency information, see "SAM7X-EK - Operating frequencies".
/// -# For using portable PIO definitions, see "SAM7X-EK - PIO definitions".
/// -# Several USB definitions are included here (see "SAM7X-EK - USB device").
//------------------------------------------------------------------------------

#ifndef BOARD_H 
#define BOARD_H

//------------------------------------------------------------------------------
//         Headers
//------------------------------------------------------------------------------

#if defined(at91sam7x128)
    #include "at91sam7x128/AT91SAM7X128.h"
#elif defined(at91sam7x256)
    #include "at91sam7x256/AT91SAM7X256.h"
#elif defined(at91sam7x512)
    #include "at91sam7x512/AT91SAM7X512.h"
#else
    #error Board does not support the specified chip.
#endif

//------------------------------------------------------------------------------
//         Definitions
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM7X-EK - Board Description"
/// This page lists several definition related to the board description
///
/// !Definitions
/// - BOARD_NAME

/// Name of the board.
#define BOARD_NAME "AT91SAM7X-EK"
/// Board definition.
#define at91sam7xek
/// Family definition.
#define at91sam7x
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM7X-EK - Operating frequencies"
/// This page lists several definition related to the board operating frequency
/// (when using the initialization done by board_lowlevel.c).
/// 
/// !Definitions
/// - BOARD_MAINOSC
/// - BOARD_MCK

/// Frequency of the board main oscillator.
#define BOARD_MAINOSC           18432000

/// Master clock frequency (when using board_lowlevel.c).
#define BOARD_MCK               48000000
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
// ADC
//------------------------------------------------------------------------------
/// ADC clock frequency, at 10-bit resolution (in Hz)
#define ADC_MAX_CK_10BIT         5000000
/// ADC clock frequency, at 8-bit resolution (in Hz)
#define ADC_MAX_CK_8BIT          8000000
/// Startup time max, return from Idle mode (in 祍)
#define ADC_STARTUP_TIME_MAX       20
/// Track and hold Acquisition Time min (in ns)
#define ADC_TRACK_HOLD_TIME_MIN   600


//------------------------------------------------------------------------------
/// \page "SAM7X-EK - USB device"
/// This page lists constants describing several characteristics (controller
/// type, D+ pull-up type, etc.) of the USB device controller of the chip/board.
/// 
/// !Constants
/// - BOARD_USB_UDP
/// - BOARD_USB_PULLUP_ALWAYSON
/// - BOARD_USB_NUMENDPOINTS
/// - BOARD_USB_ENDPOINTS_MAXPACKETSIZE
/// - BOARD_USB_ENDPOINTS_BANKS
/// - BOARD_USB_BMATTRIBUTES

/// Chip has a UDP controller.
#define BOARD_USB_UDP

/// Indicates the D+ pull-up is always connected.
#define BOARD_USB_PULLUP_ALWAYSON

/// Number of endpoints in the USB controller.
#define BOARD_USB_NUMENDPOINTS                  6

/// Returns the maximum packet size of the given endpoint.
#define BOARD_USB_ENDPOINTS_MAXPACKETSIZE(i)    ((((i) == 4) || ((i) == 5)) ? 256 : (((i) == 0) ? 8 : 64))

/// Returns the number of FIFO banks for the given endpoint.
#define BOARD_USB_ENDPOINTS_BANKS(i)            ((((i) == 0) || ((i) == 3)) ? 1 : 2)

/// USB attributes configuration descriptor (bus or self powered, remote wakeup)
#define BOARD_USB_BMATTRIBUTES                  USBConfigurationDescriptor_BUSPOWERED_NORWAKEUP
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM7X-EK - PIO definitions"
/// This pages lists all the pio definitions contained in board.h. The constants
/// are named using the following convention: PIN_* for a constant which defines
/// a single Pin instance (but may include several PIOs sharing the same
/// controller), and PINS_* for a list of Pin instances.
///
/// !DBGU
/// - PINS_DBGU
/// 
/// !LEDs
/// - PIN_LED_0
/// - PIN_LED_1
/// - PIN_LED_2
/// - PIN_LED_3
/// - PINS_LEDS
/// 
/// !Push buttons
/// - PIN_PUSHBUTTON_1
/// - PIN_PUSHBUTTON_2
/// - PIN_PUSHBUTTON_3
/// - PIN_PUSHBUTTON_4
/// - PINS_PUSHBUTTONS
/// - PUSHBUTTON_BP1
/// - PUSHBUTTON_BP2
/// - PUSHBUTTON_BP3
/// - PUSHBUTTON_BP4
/// - LED_DS1
/// - LED_DS2
/// - LED_DS3
/// - LED_DS4
///
/// !Joystick buttons
/// - PIN_JOYSTICK_UP
/// - PIN_JOYSTICK_DOWN
/// - PIN_JOYSTICK_LEFT
/// - PIN_JOYSTICK_RIGHT
/// - PIN_JOYSTICK_LCLIC, PIN_JOYSTICK_PUSH
/// - PINS_JOYSTICK_MOVE, PINS_JOYSTICK_CLIC, PINS_JOYSTICK
/// - JOYSTICK_UP
/// - JOYSTICK_DOWN
/// - JOYSTICK_LEFT
/// - JOYSTICK_RIGHT
/// - JOYSTICK_LCLIC, JOYSTICK_PUSH
/// 
/// !USART0
/// - PIN_USART0_RXD
/// - PIN_USART0_TXD
/// - PIN_USART0_SCK
/// 
/// !SPI0
/// - PIN_SPI0_MISO
/// - PIN_SPI0_MOSI
/// - PIN_SPI0_SPCK
/// - PINS_SPI0
/// - PIN_SPI0_NPCS0
/// - PIN_SPI0_NPCS1
///
/// !PWMC
/// - PIN_PWMC_PWM0
/// - PIN_PWMC_PWM1
/// - PIN_PWMC_PWM2
/// - PIN_PWMC_PWM3
/// - PIN_PWM_LED0
/// - PIN_PWM_LED1
/// - CHANNEL_PWM_LED0
/// - CHANNEL_PWM_LED1
/// 
/// !ADC
/// - PIN_ADC_ADC0
/// - PIN_ADC_ADC1
/// - PIN_ADC_ADC2
/// - PIN_ADC_ADC3
/// - PINS_ADC
///
/// !TWI
/// - PINS_TWI
///
/// !CAN
/// - PIN_CAN_TRANSCEIVER_RS
/// - PINS_CAN_TRANSCEIVER_TXD
/// - PINS_CAN_TRANSCEIVER_RXD

/// List of all DBGU pin definitions.
#define PINS_DBGU  {0x18000000, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}

/// LED #0 pin definition.
#define PIN_LED_0  {1 << 19, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_OUTPUT_0, PIO_DEFAULT}
/// LED #1 pin definition.
#define PIN_LED_1  {1 << 20, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_OUTPUT_0, PIO_DEFAULT}
/// LED #2 pin definition.
#define PIN_LED_2  {1 << 21, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_OUTPUT_0, PIO_DEFAULT}
/// LED #3 pin definition.
#define PIN_LED_3  {1 << 22, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_OUTPUT_0, PIO_DEFAULT}
/// List of all LEDs pin definitions.
#define PINS_LEDS  PIN_LED_0, PIN_LED_1, PIN_LED_2, PIN_LED_3
/// LED DS1 index.
#define LED_DS1      0
/// LED DS2 index.
#define LED_DS2      1
/// LED DS3 index.
#define LED_DS3      2
/// LED DS3 index.
#define LED_DS4      3

/// Push button #0 definition.
#define PIN_PUSHBUTTON_1    {1 << 23, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_DEGLITCH | PIO_PULLUP}
/// Push button #1 definition.
#define PIN_PUSHBUTTON_2    {1 << 24, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_DEGLITCH | PIO_PULLUP}
/// Push button #2 definition
#define PIN_PUSHBUTTON_3    {1 << 21, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_DEGLITCH | PIO_PULLUP}
/// Push button #3 definition.