Chain Rotation
The graphical representation of the JTAG chain can be rotated to 0,90,180 and 270 degrees. By right-clicking the background of the chain view and opening the Rotate Board menu the required angle of rotation can be selected. Below shows an example of the XJDemo board chain being rotated to 90 degrees.
At 0 degrees (default):

At 90 degrees:

XJTAG v4.1.100