Supported TSSI states

The supported <TSSI states> are:

Input (testfixture)		Output (dut)
D low		L low
U high		H high
N unknown		X unknown
Z tri-state		T tri-state

Unknown direction
0 low (both input and output are driving low)
1 high (both input and output are driving high)
? unknown (both input and output are driving unknown)
f tri-state
A unknown (input driving low and output driving high)
a unknown (input driving low and output driving unknown)
C unknown (input driving unknown and output driving low)
b unknown (input driving high and output driving unknown)
B unknown (input driving high and output driving low)
c unknown (input driving unknown and output driving high)

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