LEGO EV3 Series User Manual

Loops are useful for repeating a sequence of steps, such as dance
moves. To create a loop, select the Orange tab on the lower menu bar.
Then Drag the Loop to command programming chain.
Then drag your sequence of blocks into the loop. Make sure they are
attached to the chain and in the correct order. There are many options
for how long the loop repeats, which can be found by clicking the
infinity symbol.
Step 4 Uploading the program to the robot

LEGO EV3 Series Specifications

General

Processor	ARM9 300MHz
RAM	64MB
Flash Memory	16MB
Ports	4 input ports, 4 output ports
Operating System	Linux-based
Storage	MicroSD card slot (supports up to 32 GB)
Display	178x128 pixel monochrome LCD
Connectivity	USB 2.0, Bluetooth 2.1, Wi-Fi (via dongle)
Sensors	Touch, color, gyro, ultrasonic
Motors	3 servo motors
Battery	6 AA batteries or rechargeable battery pack
Speaker	Built-in speaker
Programming Languages	EV3-G (graphical), RobotC, LeJOS, Python
Programming Software	LEGO MINDSTORMS EV3 Software (based on LabVIEW)