How to Install CH340 Drivers

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Introduction

In this tutorial, we'll show you how to install CH340 drivers on multiple operating systems if you need. The driver should automatically install on most operating systems. However, there is a wide range of operating systems out there. You may need to install drivers the first time you connect the chip to your computer's USB port or when there are operating system updates.

CH340 Highlighted and Closeup

Required Materials

Depending on your application, the CH340 may be populated on a breakout or development board. Here are a few boards that use this particular USB-to-serial converter.

SparkFun RedBoard Artemis

SparkFun RedBoard Artemis

DEV-15444
$19.95
SparkFun RedBoard Artemis Nano

SparkFun RedBoard Artemis Nano

DEV-15443
$14.95 $11.96
SparkFun RedBoard Artemis ATP

SparkFun RedBoard Artemis ATP

DEV-15442
$24.95
1
SparkFun RedBoard Qwiic

SparkFun RedBoard Qwiic

DEV-15123
$19.95
4
SparkFun Serial Basic Breakout - CH340C and USB-C

SparkFun Serial Basic Breakout - CH340C and USB-C

DEV-15096
$8.95
2
SparkFun Serial Basic Breakout - CH340G

SparkFun Serial Basic Breakout - CH340G

DEV-14050
$7.95
5
SparkFun Servo pHAT for Raspberry Pi

SparkFun Servo pHAT for Raspberry Pi

DEV-15316
$10.95
1

Accessories

You'll also need the correct USB cable to connect the board to your computer. You may need a jumper wires and a breadboard for prototyping.

Jumper Wires Premium 6" M/M Pack of 10

Jumper Wires Premium 6" M/M Pack of 10

PRT-08431
$3.95
2
USB 3.1 Cable A to C - 3 Foot

USB 3.1 Cable A to C - 3 Foot

CAB-14743
$4.95
2
SparkFun Traveler microB Cable - 1m

SparkFun Traveler microB Cable - 1m

CAB-14741
$3.95

Suggested Reading

Before you begin this tutorial, you should have the Arduino IDE installed on your computer. Check out our Installing Arduino tutorial for a step by step guide.

Serial Communication

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

Connector Basics

Connectors are a major source of confusion for people just beginning electronics. The number of different options, terms, and names of connectors can make selecting one, or finding the one you need, daunting. This article will help you get a jump on the world of connectors.

What is an Arduino?

What is this 'Arduino' thing anyway?

Logic Levels

Learn the difference between 3.3V and 5V devices and logic levels.

Serial Terminal Basics

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

Alright, let's get to work! You can visit the next section to learn more about the CH340 and why you need the drivers, or you can skip straight to the operating system of your choice!