board_midgee.h File Reference

Definition of Midgee by IBDT. More...

Go to the source code of this file.

Defines
#define	BOARD_MIDGEE_H   (1)
#define	BOARD_NAME   "Midgee"
#define	BOARD_TYPE   (BOARD_MIDGEE)
#define	DDR_SPI   (DDRB)
#define	DDR_TRX_RESET   DDRC
#define	DDR_TRX_SLPTR   DDRC
#define	DEFAULT_SPI_RATE   (SPI_RATE_1_2)
#define	DI_TRX_IRQ()   { TIMSK1 &= ~(1<<ICIE1); }
#define	EI_TRX_IRQ()   { TIMSK1 |= (1<<ICIE1); }
#define	HIF_TYPE   HIF_NONE
#define	HWTIMER_REG   (TCNT1)
#define	HWTIMER_TICK   ((1.0*HWTMR_PRESCALE)/F_CPU)
#define	HWTIMER_TICK_NB   (1000UL)
#define	HWTMR_PRESCALE   (8)
#define	LED_ANODE_bp   (4)
#define	LED_CATHODE_bp   (3)
#define	LED_DDR   DDRD
#define	LED_INIT()
#define	LED_MASK   (0x10)
#define	LED_NUMBER   (2)
#define	LED_PIN   PIND
#define	LED_PORT   PORTD
#define	LED_SHIFT   (3)
#define	LEDS_INVERSE   (0)
#define	MASK_TRX_RESET   ((1<<2))
#define	MASK_TRX_SLPTR   ((1<<0))
#define	NO_KEYS   (1)
#define	PORT_SPI   (PORTB)
#define	PORT_TRX_RESET   PORTC
#define	PORT_TRX_SLPTR   PORTC
#define	RADIO_TYPE   (RADIO_AT86RF232)
#define	SPI_DATA_REG   SPDR
#define	SPI_MISO   (1<<PB4)
#define	SPI_MOSI   (1<<PB3)
#define	SPI_SCK   (1<<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   (1<<PB2)
#define	SPI_TYPE   SPI_TYPE_SPI
#define	SPI_WAITFOR()   do { while((SPSR & (1<<SPIF)) == 0);} while(0)
#define	TIMER_INIT()
#define	TIMER_IRQ_vect   TIMER1_COMPA_vect
#define	TIMER_POOL_SIZE   (4)
#define	TIMER_TICK   (HWTIMER_TICK_NB * HWTIMER_TICK)
#define	TRX_IRQ_bp   (0)
#define	TRX_IRQ_DDR   (DDRB)
#define	TRX_IRQ_INIT()   do{ TCCR1B = (1<<ICES1) | (1<<CS10); } while(0)
#define	TRX_IRQ_PIN   (PINB)
#define	TRX_IRQ_PORT   (PORTB)
#define	TRX_IRQ_vect   TIMER1_CAPT_vect

---

Detailed Description

Definition of Midgee by IBDT.

The wiring of the radio and the ATmega88PA is shown below:

     Transceiver
     AVR         AT86RF232
     ---        ----------
     PC0    -->   SLPTR
     PB0    <--   IRQ (ICP1)
     PC2    -->   RSTN
     PB2    -->   SELN
     PB3    -->   MOSI
     PB4    <--   MISO
     PB5    -->   SCK
     PC1    <--   DIG2 (PCINT9)

   Fuses/Locks:
     LF: 0xd2 - 8MHz internal RC Osc.
     HF: 0xDF
     EF: 0x01

Bootloader:
    Start at byte=...., address=....., size = 4096 instructions/ 8192 bytes

image latex

---

Define Documentation

#define BOARD_NAME   "Midgee"

current board name

#define DDR_SPI   (DDRB)

DDR register for SPI port

#define DDR_TRX_RESET   DDRC

DDR register for RESET pin

#define DDR_TRX_SLPTR   DDRC

PORT register for SLP_TR pin

#define HIF_TYPE   HIF_NONE

Type of the host interface.

#define LED_ANODE_bp   (4)

LED anode bit position

#define LED_CATHODE_bp   (3)

LED cathode bit position

#define LED_DDR   DDRD

DDR register for LEDs

#define LED_INIT

(

)

Value:

do{ LED_PORT &= ~((1<<LED_CATHODE_bp) | (1<<LED_ANODE_bp)); \
            LED_DDR |= ((1<<LED_CATHODE_bp) | (1<<LED_ANODE_bp)); }while(0)

#define LED_MASK   (0x10)

MASK value for LEDs (msb aligned)

#define LED_NUMBER   (2)

number of LEDs for this board

#define LED_PIN   PIND

PIN register for LEDs

#define LED_PORT   PORTD

PORT register for LEDs

#define LED_SHIFT   (3)

SHIFT value for LEDs

#define LEDS_INVERSE   (0)

= 1, if low level at port means LED on

#define MASK_TRX_RESET   ((1<<2))

PIN mask for RESET pin

#define MASK_TRX_SLPTR   ((1<<0))

PIN mask for SLP_TR pin

#define NO_KEYS   (1)

if defined, no KEYS are connected

#define PORT_SPI   (PORTB)

PORT register for SPI port

#define PORT_TRX_RESET   PORTC

PORT register for RESET pin

#define PORT_TRX_SLPTR   PORTC

DDR register for SLP_TR pin

#define RADIO_TYPE   (RADIO_AT86RF232)

used radio (see const.h)

#define SPI_DATA_REG   SPDR

abstraction for SPI data register

#define SPI_MISO   (1<<PB4)

PIN mask for MISO pin

#define SPI_MOSI   (1<<PB3)

PIN mask for MOSI pin

#define SPI_SCK   (1<<PB5)

PIN mask for SCK pin

#define SPI_SELN_HIGH

(

)

PORT_SPI |= SPI_SS; SREG = sreg

set SS line to high level

#define SPI_SELN_LOW

(

)

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

set SS line to low level

#define SPI_SS   (1<<PB2)

PIN mask for SS pin

#define SPI_WAITFOR

(

)

do { while((SPSR & (1<<SPIF)) == 0);} while(0)

wait until SPI transfer is ready

#define TIMER_INIT

(

)

Value:

do{ \
        TCCR1B = 0; \
        OCR1A = HWTIMER_TICK_NB; \
        TCCR1B |= ((1<<WGM12) | (1<<CS11)); \
        TIMSK1 |= (1<<OCIE1A); \
    }while(0)

#define TRX_IRQ_INIT

(

)

do{ TCCR1B = (1<<ICES1) | (1<<CS10); } while(0)

configuration of interrupt handling

#define TRX_IRQ_vect   TIMER1_CAPT_vect

interrupt vector name