Tag
Power tutorials
3 tutorials tagged Power.
Beginner · 30 min
Reading Analog Voltages: ADC References and Dividers
analogRead gives you a ratio, not a volt. Get the reference right and the divider follows.
Read tutorial →Intermediate · 35 min
How to Choose a DC Gearmotor: Torque, RPM and Stall
Work out the torque and RPM your robot actually needs, then read a datasheet against real numbers.
Read tutorial →Beginner · 30 min
Why Your Robot Resets When the Motors Start
The reset that looks like a code bug is almost always the battery. Budget the current, then measure the sag.
Read tutorial →