MacOS Catalina, macOS Big Sur and later: ls -l /System/Library/DriverExtensions/ If you have an older macOS version and cannot upgrade to the latest version, you can download the driver from here. In your PlatformIO project, add the below line to platformio.ini and you should be ready to upload your sketch: upload_speed = 460800 Additional software will cause additional problems. macOS includes all the required components.
#Install ch340 driver install#
While they were helpful back then, they now cause additional trouble.ĭo not install any additional software for the CH340G if you are using the macOS 10.14 Mojave or later (including macOS Big Sur).
#Install ch340 driver how to#
There are many forums and web pages with instructions how to install the WCH driver.Furthermore PlatformIO will no longer be able to automatically select the port. With the additional drivers, two serial ports will be created and one of them will be non-functional. Many users have additional drivers from WCH or Repleo installed, either from earlier macOS versions or because of obsolete tips and instructions on the internet.
Most boards only work for upload speeds / data rates up to 460,800 bps.Starting with macOS 10.14 Mojave, macOS provides suitable drivers out of the box, implemented by Apple itself. Like many USB-to-serial solutions, it requires a driver that creates the serial port when the board or adapter is plugged into a USB port of your Mac.
This guide helps you resolve any problems you might have with the boards and adapters. Unfortunately, it often causes problems on macOS. It is manufactured by a Chinese company called WinChipHead or WCH ( International web site, Chinese web site). WEMOS and LOLIN branded boards) and USB-to-serial adapters. The CH340G USB-to-UART chip is used by a number of inexpensive development boards (e.g.
0 kommentar(er)
