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LEGO Mindstorms |

Vernier Software & Technology is
excited to be a part of a collaboration with LEGO
Education, National Instruments, Tufts University, and
Carnegie Mellon University Robotics Academy to bring
robotics to the forefront of education worldwide. We
have developed an adapter for the LEGO Mindstorms NXT
that allows Vernier sensors to work with NXT robotics.
Combining the Mindstorms NXT with Vernier sensors opens
the door to more creative and exciting control projects
in conjunction with learning fundamental science
concepts.

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Code: BTA-NXT |
The NXT Sensor Adapter allows LEGO
MINDSTORMS NXT robots to use over 30 sensors for
sensor-based control systems.
- Connect over 30 Vernier analog (BTA) sensors
to the LEGO MINDSTORMS NXT Robotics System
- Create sensor-based control systems
- Use with LEGO
MINDSTORMS software or with LabVIEW
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NXT Sensor Adapter
The Vernier NXT Sensor Adapter allows
many of our analog (BTA) sensors to work as
sensor on the LEGO MINDSTORMS NXT Robotics
System. There are over 30 sensors for
measuring everything from temperature,
force, light level, UV level, pH, and more.
The NXT Sensor Adapter provides a LEGO
MINDSTORMS NXT socket on one end and a
Vernier analog (BTA) socket on the other
end.
We have several projects to demonstrate
the possibilities. Each project includes a
movie to demo the MINDSTORMS NXT robot. View
projects using the NXT Sensor Adapter »
Download Vernier Sensor Block
To use the Vernier NXT Adapter with LEGO
MINDSTORMS NXT software, you need the
Vernier Sensor block, a free download from
Vernier.
Instructions for importing the block into
your MINDSTORMS NXT software and using it
for programming are included in the
download.
Download
the latest version of the Vernier Sensor
Block »
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NXT Acidity Tester
This robot
uses a Vernier pH probe to test the acidity of
a solution. The NXT ultrasonic, light, and
rotation sensors are used to find the solution
and to track the robot's position. First, the
robot rotates until the ultrasonic sensor
finds a beaker, and then the robot advances
towards that beaker. Once the robot reaches
the beaker, a third motor lowers the pH probe
to test the pH of the solutions. The two
beakers are filled with plain water and
vinegar. If the pH probe detects an acidic
solution, the robot shouts and pushes the
beaker towards the area marked
"ACID". If the solution is not
acidic, the robot says "good" and
moves the beaker towards the "SAFE"
side. Using the light and rotation sensors,
the robot comes back to its starting location,
finds the third beaker filled with distilled
water, and rinses itself to comply with good
laboratory procedure. The pH probe can also be
interchanged with any other Vernier probe that
tests the properties of liquids, such as
conductivity, temperature, salinity, etc.
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