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#ifndef _I2C_MASTER_H
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#ifndef _I2C_MASTER_H
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#define _I2C_MASTER_H
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#define _I2C_MASTER_H
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#include <inttypes.h>
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#include <inttypes.h>
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//############################################################################
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//############################################################################
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// I2C Konstanten
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// I2C Konstanten
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#define SCL_CLOCK  200000L
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#define SCL_CLOCK  200000L
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#define I2C_TIMEOUT 30000
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#define I2C_TIMEOUT 30000
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#define I2C_START          0x08
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#define I2C_START          0x08
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#define I2C_REPEATED_START 0x10
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#define I2C_REPEATED_START 0x10
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#define I2C_TX_SLA_ACK     0x18
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#define I2C_TX_SLA_ACK     0x18
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#define I2C_TX_DATA_ACK    0x28
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#define I2C_TX_DATA_ACK    0x28
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#define I2C_RX_SLA_ACK     0x40
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#define I2C_RX_SLA_ACK     0x40
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#define I2C_RX_DATA_ACK    0x50
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#define I2C_RX_DATA_ACK    0x50
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//############################################################################
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//############################################################################
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extern volatile uint8_t twi_state;
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extern volatile uint8_t twi_state;
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extern volatile uint8_t motor;
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extern volatile uint8_t motor;
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extern volatile uint8_t motorread;
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extern volatile uint8_t motorread;
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extern volatile uint8_t motor_rx[8];
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extern volatile uint8_t motor_rx[8];
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void i2c_reset(void);
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extern void i2c_init (void); // I2C initialisieren
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extern void I2C_Init (void);  // Initialize I2C
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extern void i2c_start (void); // Start I2C
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extern void I2C_Start (void); // Start I2C
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extern void i2c_stop (void); // Stop I2C
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extern void I2C_Stop (void); // Stop I2C
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extern void i2c_write_byte (int8_t byte); // 1 Byte schreiben
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extern void I2C_WriteByte (int8_t byte); // Write 1 Byte
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extern void i2c_reset(void);
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extern void I2C_Reset(void); // Reset I2C
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#endif
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#endif
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