LEGO MINDSTORMS Robots User Manual

Page 139
DECIMAL
42 CONSTANT TURNAROUND_TIME
10 CONSTANT NUMBER_OF_SAMPLES
VARIABLE threshold
VARIABLE returnTime
: sensorValue
BEGIN DUP SENSOR_READ 0= UNTIL
SENSOR_VALUE
;
: calibrate
0
NUMBER_OF_SAMPLES 0 DO
2 sensorValue +
1 sleep
LOOP
NUMBER_OF_SAMPLES /
threshold !
threshold @ showValue
;
: forward 7 1 2 MOTOR_SET ;
: spin 7 2 2 MOTOR_SET ;
: stop 7 3 2 MOTOR_SET ;
: armGrab 7 1 0 MOTOR_SET ;
: armRelease 7 2 0 MOTOR_SET ;
: armStop 7 3 0 MOTOR_SET ;
: grab
armGrab
BEGIN 2 sensorValue 100 = UNTIL
armRelease
BEGIN 2 sensorValue 100 < UNTIL
armStop
;
: release
armRelease
BEGIN 2 sensorValue 100 = UNTIL
armGrab
BEGIN 2 sensorValue 100 < UNTIL
armStop
;
: turnAround
spin
TURNAROUND_TIME sleep
stop
;

LEGO MINDSTORMS Robots Specifications

General

Product Line	LEGO MINDSTORMS
Category	Toy
Age Range	10+
Batteries Required	Yes
Memory	64 MB RAM, 16 MB Flash
Connectivity	Bluetooth, USB
Sensors	Touch, Color, Gyro
Battery Type	AA
Interactive Features	Programmable, Remote Control
App Compatibility	iOS, Android
Processor	ARM9
Pieces Count	601
Battery Count	6
App Name	LEGO MINDSTORMS EV3 Programmer App