HP 1650B Programming Reference Manual page 244

GT = greater than
LT = less than
duration-value = real number
label-name = string of up to 6 alphanumeric characters
edge-spec = sting of characters "{R IF 1 T/X}..."
R = rising edge
F = falling edge
T = toggling or either edge
glitch-spec = string of characters "{ * I. }..."
. = ignore this channel
pattern-spec = "{ #B{OI 1 IX}. . D I
16-2
. . }"
Figure 16-l. TTRace Subsystem Syntax Diagram
. . 1
Programming Reference
HP 1650B/HP 16518