Waving hand
I want to build a waving robot hand on an Arduino Nano with an SG90 servo and an HC-SR04 that waves when someone comes within 30 cm.
Parts
Arduino Nano V3 (CH340, Type-C) In stock
HC-SR04 Ultrasonic Sensor In stock
SG90 9g Micro Servo Motor In stock
Dupont Jumper Wire Kit (M-M, M-F, F-F, 20cm, 22AWG, ) In stock
USB Type-C to USB-A Cable (56kΩ pull-up, 1m, 22AWG) In stock
Pins, wiring and code
The pin table, the wiring steps and the code for this build are in Soldr. Start this build on Soldr - you can change it before you buy.