and A/D converter, into an easy to use chipset. Using a standard serial
sor. The audio playback modes augment the TTS processor for ap-
vocabulary, or applications requiring special sounds or sound effects.
mats, which can be used to drive a speaker or digital audio stream.
The RC8650鈥檚 integrated TTS processor incorporates RC Systems鈥?/div>
DoubleTalk鈩?TTS technology, which is based on a patented voice
concatenation technique using real human voice samples. The Dou-
bleTalk TTS processor also gives the user unprecedented real-time
control of the speech signal, including pitch, volume, tone, speed,
expression, articulation, and so on.
Up to 3.5 MB of nonvolatile memory is included in the RC8650 for the
storage and on-demand playback of up to 15 minutes of prerecorded
messages and sound effects. A programmable 鈥済reeting鈥?message
can be stored that is automatically played whenever the RC8650 is
powered up, allowing a custom message to be played or the RC8650鈥檚
default settings to be recon鏗乬ured. A user-programmable dictionary
allows the pronunciation of virtually any character string to be rede-
GENERAL DESCRIPTION
鏗乶ed, or even trigger the playback of tones, prerecorded messages
and sounds based on speci鏗乧 input patterns. All of these features can
be programmed and updated via a standard serial port, even in the
鏗乪ld after the RC8650 has been integrated into the end-product.
The RC8650 is comprised of two surface-mounted devices. Both oper-
ate from a +3.3 V or +5 V supply and consume very little power. Most
applications require only the addition of a lowpass 鏗乴ter/audio power
ampli鏗乪r to implement a fully functional system.
RC8650 FUNCTIONAL BLOCK DIAGRAM
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;錕?frac12;
DoubleTalk RC8650 User鈥檚 Manual Rev 2G
Revised 06/16/03
1
漏 1999-2003 RC Systems, Incorporated