Arduino to Android USB

Arduino Nano R3

Through Hole Resistor, 4.7 kohm

DS18B20 Programmable Resolution 1-Wire Digital Thermometer

Arduino connected to Android USB via OTG cable, controls 4 inputs, 4 outputs, 2 analogue inputs and temperature sensor DS18B20.Switch 4 Arduino outputs by the toggle switches and read 4 inputs by the 4 lights, read voltage of 2 analogue inputs. 1 input of temperature sensor DS18B20. The Arduino update data every second.Android app can be downloaded from GitHub. Install APK file to Android. Connect Arduino via OTG cable.

Arduino to Android USB

Android app to control Arduino's inputs outputs