SecureCRT serial port debugging tool

Connect TB-RK3399Pro debug port（mirco USB port）to the host USB port，and open the device manager to gets the Port number of the USB Serial Port.

Notice：If the device manager displays the driver exception information, please select update the driver information.

Open “SecureCRT” serial debugging tool, click“Quick Connect”

Configure serial port: choose the port which TB-RK3399Pro connected, set the baud rate to 1500000, and don’t choose RTS/CTS, as shown below.

Minicom serial port debugging tool

1、Connect TB-RK3399Pro debug port（mirco USB port）to the host USB port.

2、Open minicom with root authority： sudo minicom -s。

3、Open the Minicom menu：input CTRL-A + z。

4、Enter the Minicom configuration interface：input“O” and choose“configure Minicom”。

5、Enter serial port setup:choose“Serial port setup”。

6、Setup serial port device：input“A”，write in“/dev/ttyUSB0”，press enter to comfirm.

7、Hardware Flow Control：input“F”，press enter to comfirm.

8、Setup baud rate：input“E”，then input“A”untill display“Current 1500000 8N1”,press enter to comfirm.

9、Save settings：choose"Save setup as dfl"。

10、Choose“Exit".