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Semantics of LEDS

Modified 2018-06-22 by Andrea Censi

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File book/opmanual_duckietown/12_LED_semantics.md.

File book/opmanual_duckietown/12_LED_semantics.md
in repo duckietown/docs-opmanual_duckietown branch master commit 7bb84d77
last modified by Andrea Censi on 2018-06-22 17:26:19

Created by function make in module compmake.jobs.actions.
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File book/opmanual_duckietown/12_LED_semantics.md.

File book/opmanual_duckietown/12_LED_semantics.md
in repo duckietown/docs-opmanual_duckietown branch master commit 7bb84d77
last modified by Andrea Censi on 2018-06-22 17:26:19

Created by function make in module compmake.jobs.actions.

headlights: white, constant

Assumption:

  • 20 fps to do LED detection

  • 1s to decide

  • 3 frequencies to detect

tail lights: red, 6 hz square wave

traffic light “GO” = green, 1 hz square wave

traffic light “STOP” = red, 1.5 Hz square wave

duckie light on top, state 0 = off

duckie light on top, state 1 = blue, 3 Hz, square wave

duckie light on top, state 2 = ?, 2.5 Hz square wave

duckie light on top, state 3 = ?, 2 Hz square wave

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