NyBoard

When you use a USB uploader to upload the firmware for the NyBoard, if there is no serial port in the port list of Device Manager.

Nybble

Bittle

Please download and install the USB driver:

• Mac: http://www.wch-ic.com/download/CH341SER_MAC_ZIP.html

• Windows: http://www.wch-ic.com/downloads/CH341SER_EXE.html

• Linux: http://www.wch-ic.com/downloads/CH341SER_LINUX_ZIP.html