LEGO MindStorms NXT User Manual

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9
Connecting Motors
To connect a Motor to the NXT, plug one end of a black wire
to the Motor. Plug the other end into one of the output ports
(A, B, C).
Connecting sensors
To connect a Sensor to the NXT, plug one end of a black wire
into the Sensor. Plug the other end into one of the input ports
(1, 2, 3, 4).
Downloading and uploading
The USB port and wireless Bluetooth connection are used for downloading
and uploading data between your computer and the NXT.
If your computer has Bluetooth, you can download programs to the NXT
without using the USB cable.
If your computer does not have Bluetooth, you must use the USB cable or
buy a Bluetooth dongle for your computer. (Read more about the wireless
Bluetooth connection on pages 34-43).
Connecting the NXT Technology
Technology
Note that ALL of the black
6-wire cables can be used in
both input and output ports,
sensors and motors. Work
sensors MUST be attached
to the input ports (1-4) and
motors MUST be attached to
the output ports (A-C).

LEGO MindStorms NXT Specifications

General

Processor	32-bit ARM7 microcontroller
Clock Speed	48 MHz
Memory	256 KB Flash, 64 KB RAM
Display	100x64 pixel LCD
Power	6 AA batteries or rechargeable battery pack
Sensors	Touch, Light, Sound, Ultrasonic
Motors	3 Interactive Servo Motors
Connectivity	Bluetooth, USB
Programming	NXT-G
Input Ports	4 sensor ports
Output Ports	3 motor ports