.htm?websale7=conrad-int&pi=505671&ci=SHOP_AREA_14741_0231310I had my I2C address changed directly by the manufacturer last year (I purchased 3 for a project), anyway I have been said that there is a procedure to change it.Maybe You can contact IST.Ciao,Marco.do you have a code and also a sckematic of hoe did you get STH to work??? this could be my last test beforore buy another, if with this done