(Redirected from Motor Off (block))
| Turn () Off | |
turn (motor v) off | |
| Category | LEGO Education WeDo 2.0 |
| Type | Stack |
| Introduced in | 1.4 |
The turn () off block is a stack block and a LEGO Education WeDo 2.0 block. The block deactivates a LEGO WeDo motor.
This block was titled "motor off" in Scratch 1.4, before being renamed to "turn motor off" in Scratch 2.0, then to its current name in Scratch 3.0.
Example Uses
Some example uses are:
- Stopping a car
when green flag clicked set [gas tank v] to [full] wait until <(gas tank) = [empty]> turn (motor v) off say [Oh no! My car's all out of gas!] for (5) seconds
- Stopping a rollercoaster
when I receive [Rollercoaster v] reset timer repeat until< (timer) > [60] > wait (3) seconds say (item (pick random (1) to (length of [Rollercoaster sayings v])) of [Rollercoaster sayings v]) change [power v] by (-5) set (motor v) power to (power) end turn (motor v) off say [That was a fun ride!]
- Stopping a fan
when I receive [stop fan v] say [I'm cold. I'm going to turn off the fan.] glide (1) secs to (Fan v) turn (motor v) off
- Stopping gears, therefore stopping a machine
when I receive [gear clog v] set [brightness v] effect to (-30) turn (motor v) off
Workaround
- Main article: List of Block Workarounds
The block can be replicated by setting the motor timer to nothing:
turn (motor v) on for (0) seconds
The motor can alternatively be turned off by draining the power:
set (motor v) power to (0)
