CN0119
利用内置PGA的24位Σ-Δ型ADC AD7192实现精密电子秤设计
详情介绍
概述
优势和特点
- Target Processor: Code compatible across the SHARC processor Family ADSP-213xx, ADSP-214xx & ADSP-215xx/SC5xx
- Release format: Object code module with C source wrapper
- Input format: standard DTS core audio bit stream
- Input bit stream buffer size: minimum of 2348 bytes
- Framework dependencies: None
- Output format: non-interleaved 32-bit normalized floating-point samples
- Sample Rate: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1 and 48kHz
- Number of output channels: up to 5.1
- Multi-threading: Fully re-entrant and multi-instancing capable
- DTS certified on ADSP-21362/3/4/5/6/7/8, ADSP-21462/5/7/9, ADSP-21471/2/5/8/9, ADSP-21481/2/3/5/6/7/8/9, ADSP-21583/4/7 and ADSP-SC582/3/4/7/9 processors
产品详情
ADI公司的DTS 5.1解码器产品经过高度优化，适合在ADI公司的SHARC系列处理器上运行。DTS 5.1解码器能够解码DVD视频光盘的标准5.1 DTS位流和蓝光光盘的核心DTS音频。支持的最高比特率为1.5mb/s。除输出全5.1解码环绕声之外，该解码器还能够向下混频至2.1/3.1和4.1配置。ADI DTS 5.1解码器含有一个C语言可调用的标准“推入”API。该模块不依赖处理器外设或寄存器，带来了更多系统灵活性和易用性。
许可
Each module supports the Analog Devices, Inc. (ADI) SHARC Processor family and is a licensed product that is available in object code format. Recipients must sign or accept a license agreement with ADI prior to being shipped or downloading the modules identified in the license agreement.
性能指标
MIPS summary:
| SHARC Processor Family |
SHARC Processor Family |
Data RAM (KiB) | Constant Data Tables (KiB) | MIPS |
|
| Average |
Average Peak | ||||
| ADSP-2136x |
42.5 |
36.67 | 83.71 | 27.9 |
27.9 |
| ADSP-214xx |
31.7 |
36.67 | 83.71 | 29.0 |
29.0 |
- MIPS measured using Fs = 48kHz, bit rate of 1.5mb/s, optimal memory layout, worst case test vector featuring extensive use of H, running on an ADSP-21364 and an ADSP-21469.
- "Data RAM" for one instance, includes Stack, Scratch, Instance/State, Minimum Input and Output Single Buffers.
- The DTS 5.1 Decoder library was built using CrossCore® Embedded Studio 1.0.1.
系统要求
- Windows XP Professional SP3（仅支持32位）。
- Windows Vista Business/Enterprise/Ultimate SP2（仅支持32位）。建议在无UAC保护的位置安装该软件。
- Windows 7 Professional/Enterprise/Ultimate（支持32位和64位）。建议在无UAC保护的位置安装该软件。
- 建议使用最低为2GHz的单核处理器或最低3.3GHz的双核处理器。
- 存储器(RAM)空间不低于1GB，建议采用4GB存储器。
- 要求硬盘(HDD)空间不低于2GB。
- 适用于ADI处理器的CrossCore® Embedded Studio 1.0.1或更高版本。
- 适用于ADI处理器的VisualDSP++ 5.0及最新更新。