4 Copyright 2008, 2009 Michel Pollet <buserror@gmail.com>
6 This file is part of simavr.
8 simavr is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
13 simavr is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with simavr. If not, see <http://www.gnu.org/licenses/>.
27 typedef struct avr_spi_t {
30 avr_regbit_t disabled; // bit in the PRR
32 uint8_t r_spdr; // data register
33 uint8_t r_spcr; // control register
35 avr_regbit_t spe; // spi enable
36 avr_regbit_t dord; // data order
37 avr_regbit_t mstr; // master/slave
38 avr_regbit_t cpol; // clock polarity
39 avr_regbit_t cpha; // phase
40 avr_regbit_t spr[4]; // clock divider
42 avr_int_vector_t spi; // spi interrupt
45 void avr_spi_init(avr_t * avr, avr_spi_t * port);
47 #endif /* AVR_SPI_H_ */