Hi probiere dies mal:

Code:
#include "asuro.h"
#include "i2cmaster.h"

#define  DEVICE 0x74  // LCD I2C Address


int main(void)
{
	Init();
	i2c_init();
	
	// LCD Init
	i2c_start_wait(DEVICE+I2C_WRITE);
	i2c_write(0x00);
	i2c_write(0x2C);
	i2c_write(0x0E);
	i2c_write(0x06);
	i2c_stop();
	
	// Write P
	i2c_start_wait(DEVICE+I2C_WRITE);
	i2c_write(0x40);
	i2c_write(0x50);
	i2c_stop();
	
	while(1);
	
	return 0;
}