board_museII232.h
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    00001 /* Copyright (c) 2011
    00002     Daniel Thiele,
    00003     Axel Wachtler
    00004    All rights reserved.
    00005
    00006    Redistribution and use in source and binary forms, with or without
    00007    modification, are permitted provided that the following conditions
    00008    are met:
    00009
    00010    * Redistributions of source code must retain the above copyright
    00011      notice, this list of conditions and the following disclaimer.
    00012    * Redistributions in binary form must reproduce the above copyright
    00013      notice, this list of conditions and the following disclaimer in the
    00014      documentation and/or other materials provided with the distribution.
    00015    * Neither the name of the authors nor the names of its contributors
    00016      may be used to endorse or promote products derived from this software
    00017      without specific prior written permission.
    00018
    00019    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    00020    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    00021    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    00022    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
    00023    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    00024    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    00025    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    00026    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    00027    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    00028    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    00029    POSSIBILITY OF SUCH DAMAGE. */
    00030
    00031 /* $Id$ */
    00057 #ifndef BOARD_MUSEII232_H
    00058 #define BOARD_MUSEII232_H  (1)
    00059
    00061 # define BOARD_TYPE (BOARD_MUSEII232)
    00062 # define BOARD_NAME "MuseII 232"
    00063 # define RADIO_TYPE (RADIO_AT86RF232)
    00065 /*=== Compile time parameters ========================================*/
    00066
    00067 #ifndef DEFAULT_SPI_RATE
    00068 # define DEFAULT_SPI_RATE  (SPI_RATE_1_2)
    00069 #endif
    00070
    00071 /*=== Hardware Components ============================================*/
    00072
    00073 /*=== TRX pin access macros ==========================================*/
    00074
    00075 #define DDR_TRX_RESET   DDRC
    00076 #define PORT_TRX_RESET  PORTC
    00077 #define MASK_TRX_RESET  (1<<PC2)
    00078 /* check in board.h if standard definitions of TRX_RESET_INIT,
    00079    TRX_RESET_HIGH, TRX_RESET_LOW are Ok, otherwise define here */
    00080
    00081 #define PORT_TRX_SLPTR  PORTC
    00082 #define DDR_TRX_SLPTR   DDRC
    00083 #define MASK_TRX_SLPTR  (1<<PC0)
    00084 /* check in board.h if standard definitions of TRX_SLPTR_INIT,
    00085    TRX_SLPTR_HIGH, TRX_SLPTR_LOW are Ok, otherwise define here */
    00086
    00087
    00088 /*=== IRQ access macros ==============================================*/
    00089
    00090 #define TRX_IRQ_PORT (PORTB)
    00091 #define TRX_IRQ_DDR (DDRB)
    00092 #define TRX_IRQ_PIN (PINB)
    00093 #define TRX_IRQ_bp  (PB1)
    00094
    00095 # define TRX_IRQ         0x00
    00096 # define TRX_IRQ_vect    PCINT0_vect
    00101 # define TRX_IRQ_INIT()  do{ PCICR |= (1<<PCIE0); } while(0)
    00102
    00103 #define DI_TRX_IRQ() { PCMSK0 &= ~(1<<PCINT1); }
    00104
    00105 #define EI_TRX_IRQ() { PCMSK0 |= (1<<PCINT1); }
    00106
    00107 /*=== SPI access macros ==============================================*/
    00108 #define SPI_TYPE  SPI_TYPE_SPI
    00109 #define DDR_SPI  (DDRB)
    00110 #define PORT_SPI (PORTB)
    00112 #define SPI_MOSI (1<<PB3)
    00113 #define SPI_MISO (1<<PB4)
    00114 #define SPI_SCK  (1<<PB5)
    00115 #define SPI_SS   (1<<PB2)
    00118 #define SPI_DATA_REG SPDR
    00124 static inline void SPI_INIT(uint8_t spirate)
    00125 {
    00126     /* first configure SPI Port, then SPCR */
    00127
    00128     PORT_SPI |= SPI_SS | SPI_MISO | SPI_MOSI | SPI_SCK;
    00129     DDR_SPI  |= SPI_MOSI | SPI_SCK | SPI_SS;
    00130     DDR_SPI  &= ~SPI_MISO;
    00131
    00132     SPCR = ((1<<SPE) | (1<<MSTR));
    00133
    00134     SPCR &= ~((1<<SPR1) | (1<<SPR0) );
    00135     SPSR &= ~(1<<SPI2X);
    00136
    00137     SPCR |= (spirate & 0x03);
    00138     SPSR |= ((spirate >> 2) & 0x01);
    00139 }
    00140
    00142 #define SPI_SELN_LOW()       uint8_t sreg = SREG; cli(); PORT_SPI &=~SPI_SS
    00143
    00144 #define SPI_SELN_HIGH()      PORT_SPI |= SPI_SS; SREG = sreg
    00145
    00146 #define SPI_WAITFOR()        do { while((SPSR & (1<<SPIF)) == 0);} while(0)
    00147
    00148 /*=== LED access macros ==============================================*/
    00149
    00150 #define LED_PORT      PORTD
    00151 #define LED_DDR       DDRD
    00152 #define LED_MASK      (0x18)
    00153 #define LED_SHIFT     (3)
    00154 #define LEDS_INVERSE  (0)
    00156 #define LED_NUMBER    (2)
    00158 /* special handling for this board to enable light measurement */
    00159 #define LED_PIN       PIND
    00160 #define LED_ANODE_bp   (3)
    00161 #define LED_CATHODE_bp (4)
    00163 /*=== KEY access macros ==============================================*/
    00164 #define NO_KEYS       (1)
    00166 /*=== Host Interface ================================================*/
    00167
    00168 #define HIF_TYPE    HIF_NONE
    00169
    00170 /*=== TIMER Interface ===============================================*/
    00171
    00172 /* setup timer with a tick of 1ms (assuming F_CPU = 8MHz fixed) */
    00173
    00174 #define HWTMR_PRESCALE  (8)
    00175 #define HWTIMER_TICK    ((1.0*HWTMR_PRESCALE)/F_CPU)
    00176 #define HWTIMER_TICK_NB (1000UL)
    00177 #define HWTIMER_REG     (TCNT1)
    00178 #define TIMER_TICK      (HWTIMER_TICK_NB * HWTIMER_TICK)
    00179 #define TIMER_POOL_SIZE (4)
    00180 #define TIMER_INIT() \
    00181     do{ \
    00182         TCCR1B = 0; \
    00183         OCR1A = HWTIMER_TICK_NB; \
    00184         TCCR1B |= ((1<<WGM12) | (1<<CS11)); \
    00185         TIMSK1 |= (1<<OCIE1A); \
    00186     }while(0)
    00187 # define TIMER_IRQ_vect   TIMER1_COMPA_vect
    00188
    00189 /*=== Special Hardware Ressources ===================================*/
    00190
    00191 #endif /* BOARD_MUSEII232_H */