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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2214 | - | 1 | /***************************************************************************************************************************** |
| 2 | * File: twimaster.h |
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| 3 | * Purpose: header of twimaster.c |
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| 4 | *****************************************************************************************************************************/ |
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| 5 | #ifndef _I2CMASTER_H |
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| 6 | #define _I2CMASTER_H |
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| 7 | |||
| 8 | #include <stdio.h> |
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| 9 | #include <stdlib.h> |
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| 10 | #include <avr/io.h> |
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| 11 | #include <avr/interrupt.h> |
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| 12 | |||
| 13 | #define SYSCLK 16000000UL // Crystal Frequency in Hz (unsigned long) |
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| 14 | #define SCL_CLOCK 200000UL // clock I2C |
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| 15 | |||
| 16 | extern volatile unsigned char Motor[4]; // turn rate of the connected electrical motor 0 - 255 |
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| 17 | |||
| 18 | |||
| 19 | // --------------------------- declaration of functions ------------------ |
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| 20 | extern void i2c_init(void); |
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| 21 | extern void i2c_reset(void); |
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| 22 | extern void i2c_start(void); |
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| 23 | extern void i2c_stop(void); |
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| 24 | extern void i2c_write_byte(unsigned char byte); |
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| 25 | |||
| 26 | #endif |
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| 27 | // *** EOF: _I2CMASTER_H ******************************************************************************************************** |