board_ict230.h

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/* Copyright (c) 2007 Axel Wachtler
   All rights reserved.

   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions
   are met:

   * Redistributions of source code must retain the above copyright
     notice, this list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in the
     documentation and/or other materials provided with the distribution.
   * Neither the name of the authors nor the names of its contributors
     may be used to endorse or promote products derived from this software
     without specific prior written permission.

   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   POSSIBILITY OF SUCH DAMAGE. */

/* $Id: board__ict230_8h_source.html,v 1.1.1.4 2013/04/09 21:11:39 awachtler Exp $ */
#ifndef BOARD_ICT230_H
#define BOARD_ICT230_H
#define BOARD_TYPE  (BOARD_ICT230)
#define BOARD_NAME  "ict230"

/*=== Compile time parameters ========================================*/
#ifndef DEFAULT_SPI_RATE
# define DEFAULT_SPI_RATE  (SPI_RATE_1_2)
#endif

#ifndef PB0
# define PB0 (0)
# define PB1 (1)
# define PB2 (2)
# define PB3 (3)
# define PB4 (4)
# define PB5 (5)
# define PB6 (6)
# define PB7 (7)
#endif

/*=== Hardware Components ============================================*/
#define RADIO_TYPE (RADIO_AT86RF230)    
/*=== TRX pin access macros ==========================================*/

#define DDR_TRX_RESET   DDRB            
#define PORT_TRX_RESET  PORTB           
#define MASK_TRX_RESET  (_BV(PB6))      
#define CUSTOM_RESET_TIME_MS (10)       
#define PORT_TRX_SLPTR  PORTB           
#define DDR_TRX_SLPTR   DDRB            
#define MASK_TRX_SLPTR  (_BV(PB5))    
/*=== IRQ access macros ==============================================*/
# define TRX_IRQ         _BV(INT4)    
# define TRX_IRQ_vect    INT4_vect    
# define TRX_IRQ_INIT()  do{\
                            EICRB  |= (_BV(ISC41)|_BV(ISC40));\
                          } while(0) 
#define DI_TRX_IRQ() {EIMSK &= (~(TRX_IRQ));}

#define EI_TRX_IRQ() {EIMSK |= (TRX_IRQ);}

#define TRX_TSTAMP_REG TCNT1

/*=== SPI access macros ==============================================*/
#define DDR_SPI  (DDRB)     
#define PORT_SPI (PORTB)    
#define SPI_MOSI _BV(PB2)   
#define SPI_MISO _BV(PB3)   
#define SPI_SCK  _BV(PB1)   
#define SPI_SS   _BV(PB4)   
#define SPI_DATA_REG SPDR   
static inline void SPI_INIT(uint8_t spirate)
{
    /* first configure SPI Port, then SPCR */
    DDR_SPI  |=  SPI_MOSI | SPI_SCK | SPI_SS;
    DDR_SPI  |= _BV(PB0); /* need to make /SS pin to output in
                             in order to run safely in SPI
                             Master mode */
    DDR_SPI  &= ~SPI_MISO;
    PORT_SPI |= SPI_SCK | SPI_SS;

    SPCR = (_BV(SPE) | _BV(MSTR));

    /* set spi rate */
    SPCR &= ~(_BV(SPR1) | _BV(SPR0) );
    SPSR &= ~_BV(SPI2X);

    SPCR |= (spirate & 0x03);
    SPSR |= ((spirate >> 2) & 0x01);

}

#define SPI_SELN_LOW()       uint8_t sreg = SREG; cli(); PORT_SPI &=~SPI_SS

#define SPI_SELN_HIGH()      PORT_SPI |= SPI_SS; SREG = sreg

#define SPI_WAITFOR()        do { while((SPSR & _BV(SPIF)) == 0);} while(0)

/*=== LED access macros ==============================================*/

/* stick settings */
#define LED_PORT      PORTD
#define LED_DDR       DDRD
#define LED_MASK      (0xc0)
#define LED_SHIFT     (6)
#define LEDS_INVERSE  (1)
#define LED_NUMBER    (2)

/*=== KEY access macros ==============================================*/
#define PORT_KEY     PORTD
#define PIN_KEY      PIND
#define DDR_KEY      DDRD
#define MASK_KEY     (0x01)
#define SHIFT_KEY    (0)
#define INVERSE_KEYS (1)
#define PULLUP_KEYS  (1)

/*=== Host Interface ================================================*/
#define HIF_TYPE    HIF_UART_1


/*=== TIMER Interface ===============================================*/
#define HWTMR_PRESCALE  (8)
#define HWTIMER_TICK    ((1.0*HWTMR_PRESCALE)/F_CPU)
#define HWTIMER_TICK_NB (1000UL)
#define HWTIMER_REG     (TCNT1)
#define TIMER_TICK      (HWTIMER_TICK_NB * HWTIMER_TICK)
#define TIMER_POOL_SIZE (4)

# define TIMER_INIT() \
    do{ \
        TCCR1B |= (_BV(CS11) | _BV(WGM12)); \
        TIMSK1 |= _BV(OCIE1A); \
        OCR1A = 1000; \
    }while(0)

# define TIMER_IRQ_vect   TIMER1_COMPA_vect

#endif /* BOARD_ICT230_H */