Giving Demos of Advanced Tektronix 4000 Features
8. Turn multipurpose knobs a and b to set the
thresholds at about the midpoint of each
waveform.
SCLK 1
Threshold
a2.40V
SDA 2
Threshold
b2.40V
9. Push the front-panel Menu Off bu tton once to
removethesidemenu.
This extremely simple setup procedure
(steps 3 through 8) has just enabled you to
define and decode a serial bus.
Tektronix 4000 Oscilloscope Demo In struction Manual 43