46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
#ifndef __TARGET_H__
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#define __TARGET_H__
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/* *********************************************************************** */
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/*
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* using ATmega328p @16MHz:
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* Fuse E: 0x02 (512 words bootloader)
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* Fuse H: 0xDC (2.7V BOD)
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* Fuse L: 0xFF (external crystal)
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*/
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#define F_CPU 16000000
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#define BAUDRATE 38400
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#define RFM12_ADDRESS 0x01
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#define TIMEOUT 1000
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/* 1ms @16MHz */
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#define TIMER_RELOAD (0xFF - 250)
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#define LED_INIT() DDRD |= (1<<PORTD4)
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#define LED_ON() PORTD |= (1<<PORTD4)
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#define LED_OFF() PORTD &= ~(1<<PORTD4)
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#define LED_TOGGLE() PORTD ^= (1<<PORTD4)
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#define UART_RXBUF_SIZE 128
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#define UART_TXBUF_SIZE 128
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#define RFM12_INT_INIT() EICRA |= (1<<ISC01)
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#define RFM12_INT_ON() EIMSK |= (1<<INT0)
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#define RFM12_INT_OFF() EIMSK &= ~(1<<INT0)
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#define RFM12_INT_CLEAR() EIFR = INTF0
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#define RFM12_INT_VECT INT0_vect
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#define RFM12_CS_INIT() DDRD |= (1<<PORTD7)
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#define RFM12_CS_ACTIVE() PORTD &= ~(1<<PORTD7)
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#define RFM12_CS_INACTIVE() PORTD |= (1<<PORTD7)
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#define RFM12_SPI_INIT() { /* SS, SCK and MOSI are outputs */ \
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DDRB |= (1<<PORTB2) | (1<<PORTB3) | (1<<PORTB5); \
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/* SPI Master, F_CPU /16 */ \
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SPCR = (1<<SPE) | (1<<MSTR) | (1<<SPR0); \
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}
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/* *********************************************************************** */
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#endif /* __TARGET_H__ */
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