Transform Your ESP8266 Board into a USB to Serial Board Easily with Arduino Serial Bypass Sketch - CNX Software
serial - Connect Arduino via TX RX Pins to Computer's USB Port - Arduino Stack Exchange
XBee Shield Hookup Guide - SparkFun Learn
How to Use Arduino As USB to TTL (Serial) Converter | Easy Tutorial : 4 Steps - Instructables
SerialPassthrough | Arduino Documentation | Arduino Documentation
Serial adapters/Arduino - OLPC
Using Arduino as Serial Bridge (TTL to USB) Only Rx works - Microcontrollers - Arduino Forum
![oak:tutorials:serial_through_arduino [Digistump Wiki]](http://digistump.com/wiki/_media/oak/tutorials/oaktoarduinoserialwithvoltagedivider_fritzingdiagram_jwhendy.png "oak:tutorials:serial_through_arduino [Digistump Wiki]")
oak:tutorials:serial_through_arduino [Digistump Wiki]
Connecting a Color Sensor to an Arduino Uno | Atlas Scientific
Arduino USB 2 Serial Micro | Arduino Documentation | Arduino Documentation
Why I cannot receive data from USB to arduino when I connect direct from TX and RX arduino to TX and RX USB (D+ and D-) - Stack Overflow
3 Ways to Use Arduino as USB Serial Adapter Converter - Oscar Liang
Program Arduino via USB to Serial RS232 Converter with and without DTR Pin - Arduino Projects and Robotics Tutorial
Amazon.com: DSD TECH HC-05 Bluetooth Serial Pass-through Module Wireless Serial Communication with Button for Arduino : Electronics
About Serial | Hardware | Particle
XBee Shield Hookup Guide - SparkFun Learn
Using Arduino as USB to TTL converter - YouTube
RS485 Serial Communication between Arduino Uno and Arduino Nano
HID-class USB Serial Communication for AVRs using V-USB « RAYSHOBBY.NET
usb - Enabling and disabling serial device connected to the Arduino HardwareSerial by software - Electrical Engineering Stack Exchange
using UART bridge module to have serial communication through usb port of arduino nano - Arduino Stack Exchange
Arduino Wireless Serial Communication : 6 Steps - Instructables
Arduino board as USB/serial for a Nano with broken USB - Arduino Stack Exchange
RS-232 to USB serial adapters - Hardware Questions and Recommendations - OpenWrt Forum
Arduino Uno as USB to Serial converter (bypass 328p) - Arduino Stack Exchange
Arduino as usb TTL converter Three ways to use it
Why I cannot receive data from USB to arduino when I connect direct from TX and RX arduino to TX and RX USB (D+ and D-) - Stack Overflow
Using Rx, Tx pin of arduino to send command and read response - Project Guidance - Arduino Forum
3 Ways to Use Arduino as USB Serial Adapter Converter - Oscar Liang
