#define F_CPU 16000000				// CPU clock in Hz
#define adr1_w 0x40					// CPU clock in Hz
//#define lm75_w 0x90     			// Schreiben LM75
//#define lm75_r 0x91     			// Lesen LM75
//#define slave_adresse 0b00110100

#define slave_adresse_1 0x1e			// Slave Adresse schreiben
#define slave_adresse_2 0x1f		// Slave Adresse lesen

char Buffer[20];

unsigned char e;