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About PING ultrasonic sensor — Parallax Forums

About PING ultrasonic sensor

pumajupumaju Posts: 9
edited 2008-07-20 16:55 in Robotics
hi,

i have a PING ultrasonic sensor and i see that in front, it has a led called "ACT", i want to know what does this LED means??, when this LED turn on or turn off??

thanks

Comments

  • iDaveiDave Posts: 252
    edited 2008-07-20 01:00
    It simply means it just shot an ultrasonic burst. Goes on briefly when the pulsout command has run in your program. That's all

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    "THE ONLY TRUE WISDOM IS IN KNOWING YOU KNOW NOTHING." - SOCRATES
  • pumajupumaju Posts: 9
    edited 2008-07-20 02:12
    if this LED does not anything (dont flash), means that burst is not send it??
    what was wrong??
  • FranklinFranklin Posts: 4,747
    edited 2008-07-20 02:36
    Could be your code or your wiring or something might be broken, it's hard to tell without your code and a picture of how you wired thing together.

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    - Stephen
  • pumajupumaju Posts: 9
    edited 2008-07-20 16:55
    my ping now works, i had a 3.3v power supply instead a 5v one, i thought that 3.3v work, but it did not
    thanks
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