Minimalistic Board with ATtiny84 / AT86RF230 by DL8DTL. More...
Go to the source code of this file.
Defines | |
| #define | DDR_KEY DDRA |
| #define | DDR_SPI (DDRA) |
| #define | DDR_TRX_RESET DDRB |
| #define | DDR_TRX_SLPTR DDRB |
| #define | DEFAULT_SPI_RATE (SPI_RATE_1_2) |
| #define | DI_TRX_IRQ() {GIMSK &= (~(TRX_IRQ));} |
| #define | EI_TRX_IRQ() {GIMSK |= (TRX_IRQ);} |
| #define | HIF_TYPE HIF_NONE |
| #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 DDRA |
| #define | LED_MASK (0x03) |
| #define | LED_NUMBER (2) |
| #define | LED_PORT PORTA |
| #define | LED_SHIFT (0) |
| #define | LEDS_INVERSE (0) |
| #define | MASK_KEY (0x04) |
| #define | MASK_TRX_RESET (_BV(PB0)) |
| #define | MASK_TRX_SLPTR (_BV(PB1)) |
| #define | PIN_KEY PINA |
| #define | PORT_KEY PORTA |
| #define | PORT_SPI (PORTA) |
| #define | PORT_TRX_RESET PORTB |
| #define | PORT_TRX_SLPTR PORTB |
| #define | PULLUP_KEYS (1) |
| #define | RADIO_TYPE (RADIO_AT86RF230B) |
| #define | SHIFT_KEY (2) |
| #define | SLEEP_ON_KEY() |
| #define | SLEEP_ON_KEY_INIT() |
| #define | SLEEP_ON_KEY_vect PCINT0_vect |
| #define | SPI_DATA_REG USIDR |
| #define | SPI_MISO _BV(PA6) |
| #define | SPI_MOSI _BV(PA5) |
| #define | SPI_SCK _BV(PA4) |
| #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(PA7) |
| #define | SPI_TYPE SPI_TYPE_USI |
| #define | SPI_WAITFOR() |
| #define | TIMER_INIT() |
| #define | TIMER_IRQ_vect TIM1_OVF_vect |
| #define | TIMER_POOL_SIZE (1) |
| #define | TIMER_TICK (HWTIMER_TICK * HWTIMER_TICK_NB) |
| #define | TRX_IRQ _BV(INT0) |
| #define | TRX_IRQ_INIT() |
| #define | TRX_IRQ_vect INT0_vect |
| #define | TRX_TSTAMP_REG TCNT1 |
Minimalistic Board with ATtiny84 / AT86RF230 by DL8DTL.
The wiring of the radio and the ATmega is shown below:
AVR RF230
--- -----
PA5 --> MOSI
PA6 <-- MISO
PA4 --> SCK
PA7 --> SS
PB0 --> RSTN
PB1 --> SLPTR
PB2 <-- IRQ (INT0)
MCLK (NC)
PB7 --> (reset) PA2 <-- KEY
PA0:1 --> LED
PA3 <-- Thermo Sensor lfuse: 0x62 (8MHz in Osc., no clock divider)
lfuse: 0xe2 (8MHz in Osc., w/ clock divider)
hfuse: 0xDF for ISP Mode, 0x9F for debug wire
efuse: 0xFF
Tiny230 Radio Controller Board
| #define DDR_KEY DDRA |
DDR register for keys
| #define DDR_SPI (DDRA) |
DDR register for SPI port
| #define DDR_TRX_RESET DDRB |
DDR register for RESET pin
| #define DDR_TRX_SLPTR DDRB |
PORT register for SLP_TR pin
| #define DEFAULT_SPI_RATE (SPI_RATE_1_2) |
ID String for this hardware
| #define DI_TRX_IRQ | ( | ) | {GIMSK &= (~(TRX_IRQ));} |
high level INT0 disable TRX interrupt
| #define EI_TRX_IRQ | ( | ) | {GIMSK |= (TRX_IRQ);} |
enable TRX interrupt
| #define HIF_TYPE HIF_NONE |
Type of the host interface.
| #define HWTIMER_REG (TCNT1) |
name of the register where the clock ticks can be read
| #define HWTIMER_TICK ((1.0*HWTMR_PRESCALE)/F_CPU) |
hardware timer clock period in us (usually: prescaler / F_CPU)
| #define HWTIMER_TICK_NB (0xffffUL) |
number of hardware timer ticks, when IRQ routine is called
| #define INVERSE_KEYS (1) |
= 1, if low level at port means KEY pressed
| #define LED_DDR DDRA |
DDR register for LEDs
| #define LED_MASK (0x03) |
MASK value for LEDs (msb aligned)
| #define LED_NUMBER (2) |
number of LEDs for this board
| #define LED_PORT PORTA |
PORT register for LEDs
| #define LED_SHIFT (0) |
SHIFT value for LEDs
| #define LEDS_INVERSE (0) |
= 1, if low level at port means LED on
| #define MASK_KEY (0x04) |
MASK value for keys (msb aligned)
| #define MASK_TRX_RESET (_BV(PB0)) |
PIN mask for RESET pin
| #define MASK_TRX_SLPTR (_BV(PB1)) |
PIN mask for SLP_TR pin
| #define PIN_KEY PINA |
PIN register for keys
| #define PORT_KEY PORTA |
PORT register for keys
| #define PORT_SPI (PORTA) |
PORT register for SPI port
| #define PORT_TRX_RESET PORTB |
PORT register for RESET pin
| #define PORT_TRX_SLPTR PORTB |
DDR register for SLP_TR pin
| #define RADIO_TYPE (RADIO_AT86RF230B) |
used radiio (see const.h)
| #define SHIFT_KEY (2) |
SHIFT value for keys
| #define SLEEP_ON_KEY | ( | ) |
do{\ GIMSK |= _BV(PCIE0);\ set_sleep_mode(SLEEP_MODE_PWR_DOWN);\ sleep_mode();\ GIMSK &= ~_BV(PCIE0);\ } while(0)
| #define SLEEP_ON_KEY_INIT | ( | ) |
do{\ PCMSK0 |= _BV(PCINT2);\ }while(0)
| #define SPI_DATA_REG USIDR |
abstraction for SPI data register
| #define SPI_MISO _BV(PA6) |
PIN mask for MISO pin
| #define SPI_MOSI _BV(PA5) |
PIN mask for MOSI pin
| #define SPI_SCK _BV(PA4) |
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 _BV(PA7) |
PIN mask for SS pin
| #define SPI_WAITFOR | ( | ) |
do \ { \ USISR = _BV(USIOIF); \ do \ { \ USICR = _BV(USIWM0)|_BV(USICS1)|_BV(USICLK)|_BV(USITC); \ } while ((USISR & _BV(USIOIF)) == 0); \ } while(0)
wait until SPI transfer is ready
| #define TIMER_INIT | ( | ) |
do{\ TCCR1B |= _BV(CS10);\ TIMSK1 |= _BV(TOIE1);\ }while(0)
| #define TIMER_IRQ_vect TIM1_OVF_vect |
symbolic name of the timer interrupt routine that is called
| #define TIMER_POOL_SIZE (1) |
number of software timers running at a time
| #define TIMER_TICK (HWTIMER_TICK * HWTIMER_TICK_NB) |
period in us, when the timer interrupt routine is called
| #define TRX_IRQ _BV(INT0) |
interrupt mask for GICR
| #define TRX_IRQ_INIT | ( | ) |
do{\ MCUCR = _BV(ISC00) | _BV(ISC01);\ GIMSK |= _BV(INT0);\ } while(0)
configuration of interrupt handling
| #define TRX_IRQ_vect INT0_vect |
interrupt vector name
| #define TRX_TSTAMP_REG TCNT1 |
timestamp register for RX_START event
1.7.1