Usb to serial 340 driver

A new COM port should pop up. Feel free to click on the COM port to select if you are uploading code to a microcontroller. Depending on your computer, the COM port may show a different number. You can also verify if the USB-to-serial converter is working by doing a serial loop back test or echo test. If you are using the breakout board, you can add a jumper between the Tx and Rx to try and echo a character in a terminal program. For more information, try checking out the Hardware Test for the serial basic hookup guide.

For Mac OSX v To check to see if the CH driver is in the correct path, use the following command to list the contents of the folder. To look for CH driver files i. In this case, there was only the usbserial. Make sure to have administrative privileges to ensure that the drivers are removed. Check if the old drivers were removed in the paths by using the ls command with your respective OS version.

In this case, the usbserial. Download and extract the folder. You'll need to restart your computer for the changes to take effect. A list of devices connected to your Mac's COM ports will be displayed as a result. Assuming that the CH is not connected to your computer, you should see something similar to the image below.

Check for the following changes your board may show up under a different device name. After updating, the latest CH should be installed! There are some reported cases of serial communication failure when using the factory drivers in Linux. If you encounter this problem, you can try installing patched drivers as explained in this forum post.

Here are the steps to run in the command line :. Depending on your root permissions, you may need to configure the serial port with the following two commands.

Depending on the Linux flavor that you have, the Ports may not open to display any serial ports. Take note of the Serial Ports available if it opens up. We have had a few reports on Windows 10 where the driver will automatically install and the board will show up under a new COM port as USB-Serial CH , but with a different device name. However, the board cannot be accessed on the Arduino IDE.

Others have had issues where the installation process hangs. Based on the customer experiences, this might be specific to the manufacturer and are usually isolated cases. If you installed the drivers for the CH on your computer but have issues connecting via serial terminal or uploading code using the Arduino IDE, there may be an issue with your user settings preventing you from using the CH In this case, the error appeared on a Linux when trying to upload code due to the drivers not being installed and the root permissions.

Make sure to check your configuration settings and ensure that the serial port for the CH is enabled for your OS.

You may also need to reinstall the drivers for your operating system. Certain USB cables are for power only and may not have the data lines available. By iw , November 12, am Perfect! By Anonymous , December 4, pm Thankssssssssss a lot….. Muito bom. Its works in windows 7 32 bits. Funciona no windows 7 32 bits. By imran , December 30, am Hello. By Steven , January 10, am Thanks! The drivers worked. Much appreciated. By io , February 24, pm sei stato magico.

By Cleber , February 28, pm Muito obrigado.. By andre , March 31, pm Works for me thanks. By Roberto , April 13, pm Thanks so much! By Michael , April 22, pm Thanks a lot!

By Paolo , August 18, pm grazie mille Paolo. By liuluqqzj , December 30, am thank you, it works well on my win10 x64 system. By Edu , March 22, pm Thanks it is realy Works! By Jason , April 5, pm Works great with my cheap cable from China! Otherwise, the installation was always fail. I hope that I can get a reply, I think I installed the driver correctly because the bafang programming tool can now see it.

When I press conect it starts connecting and my cable starts flikkering a blue light. The button stays grey. What is the cause of this and how do I solve it? And also, as Rick said, try a different cable to see if it solves the problem. Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. Written by Mohammadreza Akbari.

Table of Contents. What is CH? Installing CH Driver on Windows. To open Device Manager, search for it in the Windows Start menu. Follow the steps below to install the CH driver:. Step 1: Downloading the driver. First, download the CH driver from the this link. Yet, there are a lot of privileges, ready to grasp the attention of enthusiasts. Search for:. EXE '.