51
THE OFFICIAL ORANGE PI USER'S GUIDE
Appendix B
Connect to the Serial
Port.
Connect USB Serial Adapter
First, you need to prepare a USB to TTL module. This module can be bought in
Orange Pi store. If there are other similar USB to TTL modules, you can also insert
the USB end of the USB to TTL module into the USB port of the computer
The corresponding relationship between the debug serial port GND, TX, and RX pins
of the development board is shown in the figure below
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