


51 microcontroller system with the shop L293D Four DC motor drive module four tracking module in conjunction with the car chassis.
(Able to achieve such tracing obstacle avoidance function)


Four-way infrared probe installed in the car at the bottom the distance very convenient adjustment. Can experiment different width black lines
While adjusting the probe can experiment close obstacle avoidance capabilities
The L293D four with the drive module DC head directly into the charger. No need to remove the battery (very convenient)





Car size
Trolley width of the distance to the outside of the two wheels 155MM
The trolley length for 260MM
With tachometer code disk: can be used to go away if the measured speed feedback effects.



Shipping list:
2 car chassis
Motor wheels 4
Velocimetry code disc 4
Fasteners 8
An assembly drawing
A number of screws and nuts