As you may know Pow() return Double, it cause a strange problem when i need to convert the number to BYTE There is the code that i used byte temp; for(i=0;i<8;i++) { temp = pow(2,i); Serial.println(temp,DEC); } and this is the output 1 2 3 // should be 4 7 // should be 8 15 // sho…

Pow() function and converting double to byte/int

system July 10, 2011, 4:04pm 5

Well, it look obvious now that the array method is the faster

By the way 2^0=1 not 0