board_stkm8.h File Reference

AT86RF230 adapter board wired to STK500 with Atmega8(L)/Atmega88(L). More...

Go to the source code of this file.

Defines
#define	BOARD_NAME   "stkm8"
#define	BOARD_TYPE   (BOARD_STKM8)
#define	DDR_KEY   DDRD
#define	DDR_SPI   (DDRB)
#define	DDR_TRX_RESET   DDRD
#define	DDR_TRX_SLPTR   DDRD
#define	DEFAULT_SPI_RATE   (SPI_RATE_1_2)
#define	DI_TRX_IRQ()   {TIMSK &= ~_BV(TICIE1);}
#define	EI_TRX_IRQ()   {TIMSK |= _BV(TICIE1);}
#define	HIF_TYPE   HIF_UART_0
#define	HWTIMER_REG   (TCNT1)
#define	HWTIMER_TICK   ((1.0*HWTMR_PRESCALE)/F_CPU)
#define	HWTIMER_TICK_NB   (0xFFFFUL)
#define	HWTMR_PRESCALE   (1)
#define	INVERSE_KEYS   (1)
#define	LED_DDR   DDRC
#define	LED_MASK   (0x03)
#define	LED_NUMBER   (2)
#define	LED_PORT   PORTC
#define	LED_SHIFT   (0)
#define	LEDS_INVERSE   (1)
#define	MASK_KEY   (0x0c)
#define	MASK_TRX_RESET   (_BV(PD6))
#define	MASK_TRX_SLPTR   (_BV(PD7))
#define	PIN_KEY   PIND
#define	PORT_KEY   PORTD
#define	PORT_SPI   (PORTB)
#define	PORT_TRX_RESET   PORTD
#define	PORT_TRX_SLPTR   PORTD
#define	PULLUP_KEYS   (1)
#define	RADIO_TYPE   (RADIO_AT86RF230B)
#define	SHIFT_KEY   (2)
#define	SPI_DATA_REG   SPDR
#define	SPI_MISO   _BV(PB4)
#define	SPI_MOSI   _BV(PB3)
#define	SPI_SCK   _BV(PB5)
#define	SPI_SELN_HIGH()   PORT_SPI |= SPI_SS; SREG = sreg
#define	SPI_SELN_LOW()   uint8_t sreg = SREG; cli(); PORT_SPI &=~SPI_SS
#define	SPI_SS   _BV(PB2)
#define	SPI_WAITFOR()   do { while((SPSR & _BV(SPIF)) == 0);} while(0)
#define	TIMER_INIT()
#define	TIMER_IRQ_vect   TIMER1_OVF_vect
#define	TIMER_POOL_SIZE   (4)
#define	TIMER_TICK   (HWTIMER_TICK_NB * HWTIMER_TICK)
#define	TRX_IRQ_INIT()
#define	TRX_IRQ_vect   TIMER1_CAPT_vect
#define	TRX_RESET_HIGH()   PORT_TRX_RESET |= MASK_TRX_RESET
#define	TRX_RESET_INIT()   DDR_TRX_RESET |= MASK_TRX_RESET
#define	TRX_RESET_LOW()   PORT_TRX_RESET &= ~MASK_TRX_RESET
#define	TRX_SLPTR_HIGH()   PORT_TRX_SLPTR |= MASK_TRX_SLPTR
#define	TRX_SLPTR_INIT()   DDR_TRX_SLPTR |= MASK_TRX_SLPTR
#define	TRX_SLPTR_LOW()   PORT_TRX_SLPTR &= ~MASK_TRX_SLPTR
#define	TRX_TSTAMP_REG   TCNT1

---

Detailed Description

AT86RF230 adapter board wired to STK500 with Atmega8(L)/Atmega88(L).

The wiring of the radio and the ATmega is shown below:

     AVR         RF230
     ---         -----
     PB0    <--  INT
     PB1    -->  TXCW
     PB2    -->  /SEL
     PB3    -->  MOSI
     PB4    <--  MISO
     PB5    -->  SCK
     PB6 intentionally unused for XTAL1
     PB7 intentionally unused for XTAL2

     PC0:6

    (T1) PD5   <--  CLKM
         PD6   --> /RST
         PD7   --> SLPTR

    USART:
        PD0 RXD
        PD1 TXD

    LED:  PC0:1
    KEY:  PD2:3

    Fuses:
     LF: 0xe1
     HF: 0xd9

Build Options

• stkm8 : AT86RF230 adapter board wired to STK500 with Atmega8(L)/Atmega88(L).

---

Define Documentation

#define DI_TRX_IRQ

(

)

{TIMSK &= ~_BV(TICIE1);}

disable TRX interrupt

#define EI_TRX_IRQ

(

)

{TIMSK |= _BV(TICIE1);}

enable TRX interrupt

#define HWTMR_PRESCALE   (1)

Mode: normal Prescaler: 1 Overflow: 0xFFFFUL

#define TIMER_INIT

(

)

Value:

do{ \
        TCCR1B |= (_BV(CS10)); \
        TIMSK |= _BV(TOIE1); \
    }while(0)

#define TRX_IRQ_INIT

(

)

Value:

do{\
                            /* TCCR1B |= (_BV(ICNC1) | _BV(ICES1) | _BV(CS12) | _BV(CS10)); */\
                            TCCR1B |= (_BV(ICNC1) | _BV(ICES1));\
                            TIFR = _BV(ICF1);\
                          } while(0)

init interrupt handling

• rising edge triggers ICP1 (ICES1),
• timer capture is enabled (ICF1)

#define TRX_IRQ_vect   TIMER1_CAPT_vect

interrupt vector name

#define TRX_TSTAMP_REG   TCNT1

timestamp register for RX_START event