I'm the founder of Stuntrr
1 year ago
- Arduino board
- HC-SR04 ultrasonic sensor
- Connect Trig pin to pin D12 on Arduino board.
- Connect Echo pin to pin D13 on Arduino board.
Schematic for LM78XX regulator series.
Just connect a 0.33uF capacitor (ceramic) from the input of the regulator to ground, and do the same with the 0.1uF capacitor. That would give an output of xV (...