- USB-to-MicroUSB convertor
- ESP32 dev board Widora-AIR-ESP32 Board
- Dev host (supported OS: macOS, Linux and Windows)
the basic dev environment is needed, such as git and brew command tools.
here the driver is USB-to-UART chip driver
$ brew tap caskroom/drivers
$ ls /dev/cu.SLAB*
Connect your dev board to PC, if
/dev/cu.SLAB_USBtoUART is shown in terminal, it means that the installation is successful.
Since the cp210x driver in Linux (kernel version >= 2.6) is built-in, we don’t need extra installation.
Connect your dev board to PC, execute the following command.
[xxx] cp210x 2-1:1.0: cp210x converter detected
So the full device path of dev board is
After download and installation, connect board to PC, open Device Manager, if there is an item called
Silicon Labs CP210x USB to UART Bridge (COMx), it means that the installation is successful.
The full device path of dev board is
$ git clone https://github.com/young-mu/esptool
If you use Linux, add
sudobefore the installation command.
Open a new terminal, execute the following command
$ esptool.py version
2.0-beta3 is shown in terminal, it means that the installation is successful.
Ruff SDK v1.8.0 (or higher version) supports Ruff Lite (ESP32)
- If you never installed Ruff SDK, please download and install the lastest version
- If you installed Ruff SDK before, please upgrade to v1.8.0 or higher version
Please refer to SDK installation