參數(shù)資料
型號(hào): NSAM266SA
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 數(shù)字信號(hào)處理
英文描述: 4 Mbit Uniform Sector, Serial Flash Memory
中文描述: 8-BIT, MIXED DSP
文件頁(yè)數(shù): 21/52頁(yè)
文件大小: 571K
代理商: NSAM266SA
2.0 Software
2.1 OVERVIEW
The CompactSPEECH software resides in the on-chip
ROM. It includes DSP-based algorithms, system support
functions and a software interface to hardware peripherals.
2.1.1 DSP-based Algorithms
#
Speech compression and decompression
#
DTMF detector with echo canceler
#
Energy-based busy and dial-tone detector
#
Digital volume control
2.1.2 System Support
#
Command interface to an external microcontroller
#
Memory and message manager
#
IVS support
#
Tone generator
#
Real-time clock handler
#
Power-down mode support
2.1.3 Peripherals Support
#
Serial flash interface (Master MICROWIRE handler)
#
Microcontroller interface (Slave MICROWIRE handler)
#
Codec interface
The following sections describe the CompactSPEECH soft-
ware in detail.
http://www.national.com
21
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
NSAM266SAA 制造商:NSC 制造商全稱:National Semiconductor 功能描述:NSAM266SA CompactSPEECHTM Digital Speech Processor with Serial Flash Interface
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NSAM266SAA/VLJ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Solid-State Recorder
NSAM266SC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
NSAM266SCA/V 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Solid-State Recorder