Subject:
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Re: Message transmission speeds.
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Newsgroups:
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lugnet.robotics
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Date:
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Sun, 31 Dec 2000 15:31:55 GMT
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Original-From:
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Brian <alano@kiva=Spamless=.net>
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Viewed:
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509 times
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Brian wrote:
>
> The data rate is 2400bps, and each packet of N bytes of data has 5 + N
> bytes of overhead. So the more realistic time to send a 1 byte message
> is 24ms.
Oops. Two mistakes there. (5 + 1 + 1)*4 = 28 not 24, which is moot
because "messages" apparently have a prefix of hex F7 as part of the
data payload, so a message is actually 9 bytes or about 36ms.
Makes it sound like you're doing nothing wrong, Mr. Baker!
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Message has 1 Reply:
 | | Re: Message transmission speeds.
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| In the RCX and the tower, the IR receiver is located close to the transmitter. When the transmitter is running, the adjacent receiver's Automatic Gain Control cirucit (AGC) becomes saturated, and sets the receiver sensitivity to it's lowest possible (...) (24 years ago, 30-Dec-00, to lugnet.robotics)
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Message is in Reply To:
| | Re: Message transmission speeds.
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| (...) (snip) (...) The data rate is 2400bps, and each packet of N bytes of data has 5 + N bytes of overhead. So the more realistic time to send a 1 byte message is 24ms. Here is an excerpt from the Communication section of (URL) Did you check the (...) (24 years ago, 31-Dec-00, to lugnet.robotics)
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