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Subject: 
Re: Text to Speech capability on the RCX
Newsgroups: 
lugnet.robotics
Date: 
Mon, 5 Feb 2001 17:04:53 GMT
Viewed: 
903 times
  
I'm also trying to play a wav with the RCX, and I have found this
information.

The pages explain how to play a tone and a PCM wave with 1 bit speaker,
like the famous PC-speaker, it's great.
http://fly.srk.fer.hr/GDM/articles/sndmus/speaker1.html
http://fly.srk.fer.hr/GDM/articles/sndmus/speaker2.html

The problem here is to find the time of full extension.

Does anybody know how to control the speaker in legOS directly? What
address?

Guy has made a program called wav2rcx, I don't have tested yet, but I
think he makes sth like your idea,  he finds the dominant frequency in a
period of time. He says the quality is very poor.
www.aga.it/~guy/lego.htm.

If someone knows more about this just email.



Stef Mientki escribió:
looking for the code used for programs like "PC-speaker", but I
cant find the source code. • ...
Why not divide the speech into parts of say 100 msec, determine what the
power is and what the frequency is (i.e. zero-crossing).



Message is in Reply To:
  Re: Text to Speech capability on the RCX
 
hi Ram, I wish to do the same. I was looking for the code used for programs like "PC-speaker", but I cant find the source code. So now I'm thinking of the following: Normal sampling gives much to large files for the RCX. With NQC or RCXcc you can (...) (24 years ago, 2-Feb-01, to lugnet.robotics)

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