Serial Basic Hookup Guide

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Contributors: Nate
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Introduction

The Serial Basic is an easy to use USB to Serial adapter based on the CH340G IC from WCH. It works with 5V and 3.3V systems and should auto install on most operating systems without the need for additional drivers. It's a great lower cost option to the extremely popular FTDI Basic.

SparkFun Serial Basic Breakout - CH340G

SparkFun Serial Basic Breakout - CH340G

DEV-14050
$7.95
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The Serial Basic uses the CH340G IC to quickly and easily convert serial signals to USB. It works great with all of our products including the Arduino Pro Mini, our GPS modules, cellular modules, and many other devices that uses serial communication.

Required Materials

At a minimum, you will need the following materials to follow along with the tutorial. You may not need everything though depending on what you have and your setup. Add it to your cart, read through the guide, and adjust the cart as necessary.

USB micro-B Cable - 6 Foot

USB micro-B Cable - 6 Foot

CAB-10215
$4.95
13
Jumper Wires Standard 7" M/M - 30 AWG (30 Pack)

Jumper Wires Standard 7" M/M - 30 AWG (30 Pack)

PRT-11026
$2.25
20

Suggested Reading

This is an easy board to get started with, but, if you are not sure how serial works or have not used a terminal program before, you may want to checkout the following tutorials.

Serial Communication

Asynchronous serial communication concepts: packets, signal levels, baud rates, UARTs and more!

Serial Terminal Basics

This tutorial will show you how to communicate with your serial devices using a variety of terminal emulator applications.

How to Work with Jumper Pads and PCB Traces

Handling PCB jumper pads and traces is an essential skill. Learn how to cut a PCB trace, add a solder jumper between pads to reroute connections, and repair a trace with the green wire method if a trace is damaged.