rsc-300 ETC-unknow, rsc-300 Datasheet

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rsc-300

Manufacturer Part Number
rsc-300
Description
Speech Recognition Microcontroller
Manufacturer
ETC-unknow
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
RSC-300
Manufacturer:
HOLTEK
Quantity:
5 600
GENERAL DESCRIPTION
The RSC-300/364, from the Interactive Speech™ family
of products, is an 8-bit microcontroller designed
specifically
electronic products. The RSC-300/364 is a single chip
solution that combines the flexibility of a microcontroller
with advanced speech technology, including high-quality
speech recognition, speech and music synthesis, speaker
verification, and voice record and playback. Products
can use one or all of the RSC-300/364 features in a single
application.
The RSC-300/364 supports Sensory Speech™ 5.0, the
latest speech recognition technology from Sensory, which
includes a number of new techniques that significantly
improve recognition performance over previous versions.
Using a sophisticated neural network technology, on-chip
speech recognition algorithms reach an accuracy of
greater than 97% for speaker-independent recognition
and greater than 99% for speaker-dependent recognition.
In addition to the improved recognition performance, the
RSC-300/364 provides further on-chip integration of
features, including a preamplifier, multiplier, watchdog
timer, and 2.5 Kbytes of RAM. A complete system may
be built with few additional parts other than a battery,
speaker, microphone, and a few resistors and capacitors.
The RSC-300 is designed for ROM-less for applications
that need more ROM space and consequently use off-chip
memory.
RSC-300/364 Block Diagram
Microphone
for
speech
and Gain
Preamp
Control
RSC-364
applications
Speech Recognition Microcontroller
From the Interactive Speech™ Line of Products
Digital Logic
Multiplexer
ADC
AGC
Recognition Synthesis Control
in
consumer
Purpose I/O
General
Microcontroller
Oscillator
External
Memory
FEATURES
Full Range of Sensory Speech™ 5.0 Capabilities
Integrated Single-Chip Solution
Low Power Requirements
Speaker-independent speech recognition
Speaker-dependent speech recognition
High quality speech synthesis and sound effects
Speaker verification
Four-voice music synthesis
Voice record & playback
4 MIPS 8-bit microcontroller
On-chip A/D and D/A converters, and pre-amplifier
32kHz clock for time keeping
Internal 64 Kbytes ROM; 2.5 Kbytes RAM
Internal 32 kHz watchdog timer
External memory bus: 16-bit Address, 8-bit Data
24x24 Multiplier for rapid recognition processing
2.4 – 5.25V operation for 2 or 3 battery applications
~10mA operating current at 3V
Power down mode; <5 A standby current
Watchdog Timer
(RSC-364 only)
RAM
DAC
Multiplier
ROM
AMP
RSC-300/364
Speaker

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rsc-300 Summary of contents

Page 1

... Products can use one or all of the RSC-300/364 features in a single application. The RSC-300/364 supports Sensory Speech™ 5.0, the latest speech recognition technology from Sensory, which includes a number of new techniques that significantly improve recognition performance over previous versions ...

Page 2

... The RSC-300/364 delivers 4 MIPS of integer performance at 14.32 MHz providing maximum performance at minimum cost. The CPU core embedded in the RSC-300/364 is an 8-bit, variable-length-instruction, microcontroller. instruction set is somewhat similar to the Zilog has a variety of addressing mode mov instructions. The ...

Page 3

... An external microphone passes an audio signal to the preamplifier and ADC (Analog-to-Digital Converter) to convert the incoming speech signal into digital data. The output audio signal of the RSC-300/364 is derived from a DAC (Digital-to-Analog Converter) or PWM (Pulse Width Modulator). USING THE RSC-300/364 ...

Page 4

... MHz Oscillator #2 Pins XI2 and XO2 32768 Hz CLOCK The RSC-300/364 uses a fully static core – the processor can be stopped (by removing the clock source) and restarted without causing a reset or losing contents of internal registers. Static operation is guaranteed from DC to 14.32 MHz. Typically the processor clock runs from a 14.32 MHz crystal with no divisor and one wait state ...

Page 5

... Reference Voltage = Vdd/2 or Vdd/4. Depends on software 10,38 Supply Voltage 41 External Code Write Strobe 43 External Data Write Strobe 45 External Hi-memory enable (low active) 46 External Low-memory enable (low active) 19 Oscillator 1 output (high frequency) 20 Oscillator 1 input NA Oscillator 2 output (32768 Hz) NA Oscillator 2 input RSC-300/364 I I/O - ...

Page 6

... RSC-300/364 DC CHARACTERISTICS (T = 0°C to +70° 2.4V – 5.25V ) O DD SYMBOL PARAMETER Input Low Voltage V IL Input High Voltage V (Vcc<3.6) IH Input High Voltage V (Vcc>3.6) IH Output Low Voltage V OL Output High Voltage (I/O Pins Logical 0 Input Current I IL Supply Current, Active I DD1 Supply Current, Powerdown ...

Page 7

... ADDRESS TAVWL TALWAX DATA TWDVAV TWHQX External Write Timing -0.1V to +6.5V WARNING: Stressing the RSC-300/364 beyond the “Absolute Maximum Ratings” may cause permanent 0°C to +70°C damage. These are stress ratings only. Operation 260°C for 10 sec beyond the 1 W recommended and extended exposure beyond the 0° ...

Page 8

... All members of the RSC family are fully integrated and include a speech processor, A/D, D/A, ROM (except RSC-200/300), and RAM circuitry on chip. The RSC-200/264T and RSC-300/364 also include on chip pre-amplification. The RSC family of microcontrollers can perform a full range of speech/audio functions including speech recognition, speaker verification, speech and music synthesis, and voice record/playback. Voice Direct™ ...

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