Rev 885 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
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| 1 | /*############################################################################ |
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| 2 | ############################################################################*/ |
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| 3 | 1 | ||
| 4 | #ifndef _I2C_MASTER_H |
2 | #ifndef _I2C_MASTER_H |
| 5 | #define _I2C_MASTER_H |
3 | #define _I2C_MASTER_H |
| - | 4 | ||
| - | 5 | ||
| 6 | 6 | #include <inttypes.h> |
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| 7 | //############################################################################ |
7 | |
| 8 | 8 | //############################################################################ |
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| 9 | // I2C Konstanten |
9 | |
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| 16 | #define I2C_RX_SLA_ACK 0x40 |
16 | #define I2C_TX_DATA_ACK 0x28 |
| 17 | #define I2C_RX_DATA_ACK 0x50 |
17 | #define I2C_RX_SLA_ACK 0x40 |
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| 18 | 18 | #define I2C_RX_DATA_ACK 0x50 |
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| 19 | //############################################################################ |
19 | |
| 20 | 20 | //############################################################################ |
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| 21 | extern unsigned char twi_state; |
21 | |
| 22 | extern unsigned char motor; |
22 | extern volatile uint8_t twi_state; |
| 23 | extern unsigned char motorread; |
23 | extern volatile uint8_t motor; |
| 24 | extern unsigned char motor_rx[8]; |
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| 25 | 24 | extern volatile uint8_t motorread; |
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| 26 | void i2c_reset(void); |
25 | extern volatile uint8_t motor_rx[8]; |
| 27 | extern void i2c_init (void); // I2C initialisieren |
26 | |
| 28 | extern char i2c_start (void); // Start I2C |
27 | extern void I2C_Init (void); // Initialize I2C |
| 29 | extern void i2c_stop (void); // Stop I2C |
28 | extern void I2C_Start (void); // Start I2C |
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| 30 | extern char i2c_write_byte (char byte); // 1 Byte schreiben |
29 | extern void I2C_Stop (void); // Stop I2C |