Tnx nick!! forget the rest of the code... my real problem is.. How to concatenate Char variables Values?
Wire.write(p3tr+p4tr....); doenst work
test[] = {p3tr,p4tr};
for (int i =0; i<=1; i++){
Wire.write(test[i])
}
Doesnt work! only shows the last value
Pls help how can i do this?
Moderator edit: [code] ... [/code] tags added. (Nick Gammon)