PROGTXT1²// Robotic Arm.rcx                                                                                 

#source RIS1.5
#target RCX

main [
sensor s1 on 1
sensor s2 on 2
sensor s3 on 3
output motorA on 1
output motorB on 2
output motorC on 3
forward [motorA motorB motorC]
power [motorA motorB motorC] 7
s1 is switch as boolean
s2 is light as percent
s3 is switch as boolean
start progTask
wait 10
watch s1 [
when closed [ start task1 ]
when opened [ start task2 ]
]
watch s3 [
when closed [ start task3 ]
when opened [ start task4 ]
]
watch s2 [
when 0..42 [ start task5 ]
when 43..100 [ start task6 ]
]
]

task progTask [
sound 6
forward [motorA motorC]
]

task task1
[
sound 3
on motorA
]

task task2
[
off motorA
]

task task3
[
sound 4
on motorC
]

task task4
[
off motorC
]

task task5
[
sound 2
backward [motorA motorC]
]

task task6
[
sound 1
forward [motorA motorC]
]

DESCTXT2
Robot's name: Grabber Arm

What it looks like: A robotic arm.

What it can do: Arm moves up and down, grabbers can grab, release.