13.
14.
15.
Put another nine-hole
studless beam on the
other side.
Attach two long friction pegs.
Snap in a nine-hole studless
beam on one
side of the
assembly.
16.
Slide this assembly onto
the five-stud axle on the
main assembly.
17.
Attach a 4 x 6 angular beam to close it off and
complete the touch sensor attachment.
Stopping on
Contact
With the touch sensor
attachment complete, it’s
time to write a program
that utilizes it. Make sure
to affix the attachment to
the robot as indicated, and
plug it in to sensor port 1
before going on.
Figure 3
• Create a new
program called
“Touch 1.”
• Drag a Move block
in as the first step,
and configure it to
move motors B and
C backwards for an
unlimited duration
(Figure 3).
Figure 5
Figure 6
44 SERVO 09.2010
