Can we use Arduino without a USB connection to a computer, if coded? - Quora
Connecting an Android Phone to an Arduino
Is it possible to connect arduino pro with an android phone with a usb cable? - Electrical Engineering Stack Exchange
USB Communication between Android and Arduino - The Engineering Projects
Connect Android to Arduino via USB on the go
Serial Service Menu - Hackster.io
USB Serial - Blynk Documentation
ProjectProto: Android-Arduino Communication via USB OTG
Arduino Android USB Serial Communication With OTG Cable : 11 Steps - Instructables
Arduino Tutorial | Arduino Serial Communication | Send or Receive Message from PC to Arduino - YouTube
Arduino Android Serial Communication using OTG cable - YouTube
Send data from Android to Arduino Uno, in USB Host Mode - YouTube
How to use your smartphone as a serial monitor for Arduino? 1Sheeld Tutorial - YouTube
Control an Arduino With Android and USB : 5 Steps - Instructables
USB Jack & Interface | Ladyada's Learn Arduino - Lesson #0 | Adafruit Learning System
How to Program Arduino and ESP using Mobile device - Hackster.io
Connect Arduino to smartphone via bluetooth
Tutorial: Reyax RYB080I_Lite/RYB080I Bluetooth Module + Serial communication + Arduino Uno + OLED SH 1106
Send a message from Arduino to smartphone
BLE Nano Arduino Board - Bluetooth Control with an iPhone (BLExAR App) — Maker Portal
Interfacing Arduino to a Cellular Phone « Circuits@Home
Set up and Configure Arduino Hardware - MATLAB & Simulink
Arduino USB Serial with OTG cable on Android for app inventor - YouTube
USB Communication between Android and Arduino - The Engineering Projects
