Revision 731
code commented and cleaned up. should work but untested.
| spi.h | ||
|---|---|---|
| 1 |
/** |
|
| 2 |
* @file spi.h |
|
| 3 |
* @brief Definitions for SPI |
|
| 4 |
* @author Colony Project, CMU Robotics Club |
|
| 5 |
**/ |
|
| 6 |
|
|
| 1 | 7 |
#ifndef __SPI_H__ |
| 2 | 8 |
#define __SPI_H__ |
| 3 | 9 |
|
| 4 | 10 |
#define DOUBLE_SCK 1 |
| 5 | 11 |
#define SPR0_BIT 1 |
| 6 |
#define LSB 1 |
|
| 7 |
#define MSB 0 |
|
| 12 |
|
|
| 8 | 13 |
#define MASTER 1 |
| 9 | 14 |
#define SLAVE 0 |
| 10 |
#define SPI_SENDING 1 |
|
| 11 |
#define SPI_VOID 0 |
|
| 12 |
#define SPI_MASTER_RECV 2 |
|
| 13 | 15 |
|
| 14 |
/* Pin Defines */ |
|
| 15 | 16 |
#define MOSI _BV(PB2) |
| 16 | 17 |
#define MISO _BV(PB3) |
| 17 |
#define SS _BV(PB0) |
|
| 18 |
#define SS _BV(PB0)
|
|
| 18 | 19 |
#define SCLK _BV(PB1) |
| 19 | 20 |
|
| 20 |
#define size_t int |
|
| 21 |
typedef void (*spi_fun_recv_t)(unsigned char); |
|
| 22 |
typedef void (*spi_fun_send_t)(unsigned char); |
|
| 23 |
void spi_init(spi_fun_recv_t recv_func); |
|
| 24 |
int spi_send(char *data, size_t bytes); |
|
| 25 |
void spi_master_recv_on(void); |
|
| 26 |
void spi_master_recv_off(void); |
|
| 27 |
void spi_transfer(char c); |
|
| 21 |
typedef void (*spi_fun_recv_t)(char); |
|
| 28 | 22 |
|
| 23 |
void spi_init (spi_fun_recv_t); |
|
| 24 |
void spi_transfer (char); |
|
| 25 |
|
|
| 29 | 26 |
#endif |
Also available in: Unified diff