August 2010
Intermediate to advanced
288 pages
13h 21m
English
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advantages of using a sensor block
You could write the GentleStop program without using the Sensor block by using a Switch block configured to use the Ultrasonic Sensor and making the comparison with the trigger value (in this case 10). However, that approach wouldn’t allow enough flexibility for the next step. Although having the Switch block work directly with a sensor is simple, you gain some advantages from using a Sensor block and passing the result of the comparison to the Switch block using a data wire:
You can configure a Sensor block using data wires. For example, you can change the trigger value while the program is running. When using a Switch block, the settings for the sensor can be set using the Configuration Panel only.
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