| /branches/V0.68d Code Redesign killagreg/twimaster.h |
|---|
| 0,0 → 1,34 |
| #ifndef _I2C_MASTER_H |
| #define _I2C_MASTER_H |
| + |
| +#include <inttypes.h> |
| + |
| +//############################################################################ |
| + |
| +// I2C Konstanten |
| +#define SCL_CLOCK 200000L |
| +#define I2C_TIMEOUT 30000 |
| +#define I2C_START 0x08 |
| +#define I2C_REPEATED_START 0x10 |
| +#define I2C_TX_SLA_ACK 0x18 |
| +#define I2C_TX_DATA_ACK 0x28 |
| +#define I2C_RX_SLA_ACK 0x40 |
| +#define I2C_RX_DATA_ACK 0x50 |
| + |
| +//############################################################################ |
| + |
| +extern volatile uint8_t twi_state; |
| +extern volatile uint8_t motor; |
| +extern volatile uint8_t motorread; |
| +extern volatile uint8_t motor_rx[8]; |
| + |
| +void i2c_reset(void); |
| +extern void i2c_init (void); // I2C initialisieren |
| +extern void i2c_start (void); // Start I2C |
| +extern void i2c_stop (void); // Stop I2C |
| +extern void i2c_write_byte (int8_t byte); // 1 Byte schreiben |
| +extern void i2c_reset(void); |
| + |
| +#endif |