概览
优势和特点
- 指令周期时间：13.3 ns（2.5 V（内部）、75 MIPS持续性能）
- 单循环指令执行
- 借助3总线架构，可在每个指令周期中实现双取操作数
- 兼容ADSP-2100系列代码（便利使用代数句法），支持扩展指令集
- 单循环内容切换
- 80K字节片内RAM，配置为16K字片内程序存储器RAM和16K字片内数据存储器RAM
- 双用途程序存储器可同时存储指令和数据
- 独立ALU、乘法器/累加器和柱式移位器计算单元
产品详情
ADSP-2185M是一款单芯片微电脑产品，针对数字信号处理(DSP)以及其他高速数字处理应用进行了优化。
ADSP-2185M将ADSP-2100系列的基础架构（三个计算单元、数据地址生成器和一个程序序列器）与两个串行端口、一个16位内部DMA端口、一个字节DMA端口、一个可编程计时器、标志I/O、广泛的中断功能及片内程序和数据存储器完美地结合起来。
ADSP-2185M集成80K字节的片内存储器，其配置为16K字（24位）程序RAM和16K字（16位）数据RAM。同时配有省电电路，以满足采用电池供电的便携式设备的低功耗需求。ADSP-2185M采用100引脚LQFP封装。
产品分类
产品生命周期
新设计不推荐使用本产品
表示相关产品已过时，ADI公司不再推荐新设计使用。
参考资料
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AN-227: Digital Control System Design with the ADSP-2100 Family4/4/2008
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EE-32: Language Extensions: Memory Storage Types, ASM & Inline Constructs3/8/2008
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EE-35: Troubleshooting your ADSP-218x EZ-ICE10/26/2007
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EE-261: Understanding Jitter Requirements of PLL-Based Processors (Rev. 1)2/15/2005
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EE-249: Implementing Software Overlays on ADSP-218x DSPs with VisualDSP++® (Rev. 1)10/12/2004
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• EE-249 Software Code
ZIP -
EE-227: CAN Configuration Procedure for ADSP-21992 DSPs (Rev. 1)1/26/2004
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EE-226: ADSP-2191 DSP Host Port Booting (Rev. 1)1/26/2004
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• EE-226 Software Code
ZIP -
EE-164: Advanced EPROM Boot and No-boot Scenarios with ADSP-219x DSPs5/2/2003
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• EE-164 Software Code
ZIP -
EE-188: Using C To Implement Interrupt-Driven Systems On ADSP-219x DSPs5/2/2003
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AN-524: ADV601/ADV611 Bin Width Calculation in ADSP-21xx DSP12/27/2002
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EE-154: ADSP-2191 Host Port Interface10/14/2002
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EE-168: Using Third Overtone Crystals with the ADSP-218x DSP10/14/2002
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EE-146: Implementing a Boot Manager for ADSP-218x Family DSPs10/14/2002
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EE-128: DSP in C++: Calling Assembly Class Member Functions From C++9/18/2002
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EE-145: SPI Booting of the ADSP-2191 using the Atmel AD25020N on an EZ-KIT Lite Evaluation Board9/12/2002
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• Associated Reference Code for EE-145
ZIP -
EE-142: Autobuffering, C and FFTs on the ADSP-218x9/12/2002
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• Associated Reference Code for EE-142
ZIP -
AN-334: 数字信号处理技术 (Rev. 0)9/12/2002
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EE-144: Creating a Master-Slave SPI Interface Between Two ADSP-2191 DSPs9/12/2002
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• Associated reference code for EE-144
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EE-139: Interfacing the ADSP-2191 to an AD7476 via the SPI Port9/12/2002
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• Associated reference code for EE-139
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EE-152: Using Software Overlays with the ADSP-219x and VisualDSP 2.0++9/11/2002
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• EE-152 Software Code
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EE-133: Converting From Legacy Architecture Files To Linker Description Files for the ADSP-218x9/11/2002
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EE-131: Booting the ADSP-2191/95/96 DSPs9/11/2002
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EE-130: Making Fast Transition from ADSP-21xx to ADSP-219x9/11/2002
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EE-129: ADSP-2192 Interprocessor Communication9/11/2002
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EE-125: ADSP-218x Embedded System Software Management and In-System-Programming (ISP)9/11/2002
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• Associated DSP source code and schematics
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EE-124: Booting up the ADSP-21929/11/2002
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EE-123: An Overview of the ADSP-219x Pipeline9/11/2002
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EE-122: Coding for Performance on the ADSP-219x9/11/2002
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EE-121: Porting Code from ADSP-21xx to ADSP-219x9/11/2002
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EE-115: ADSP-2189 IDMA Interface to Motorola MC68300 Family of Microprocessors9/11/2002
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EE-102: Mode D and ADSP-218x Pin Compatibility - the FAQs9/11/2002
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EE-100: ADSP-218x External Overlay Memory9/11/2002
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• EE-100 Addendum: PM/DM Overlay and I/O Memory Expansion Board For The ADSP-2181 EZ-Kit Lite
PDF -
EE-96: Interfacing Two AD73311 Codecs to the ADSP-218x9/11/2002
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EE-90: Using the 21xx C-FFT Library9/10/2002
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EE-82: Using an ADSP-2181 DSP's IO Space to IDMA Boot Another ADSP-21819/10/2002
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EE-79: EPROM Booting In Host Mode with 100 Pin 218x Processors9/10/2002
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EE-78: BDMA Usage on 100 pin ADSP-218x DSPs Configured for IDMA Use9/10/2002
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EE-71: Minimum Rise Time Specs for Critical Interrupt and Clock Signals on the ADSP-21x1/21x59/10/2002
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EE-64: Setting Mode Pins on Reset9/10/2002
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EE-60: Simulating an RS-232 UART Using the Synchronous Serial Ports on the ADSP-21xx Family DSPs9/9/2002
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EE-48: Converting Legacy 21xx Systems To A 218x System Design9/9/2002
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EE-39: Interfacing 5V Flash Memory to an ADSP-218x (Byte Programming Algorithm)9/9/2002
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EE-38: ADSP-2181 IDMA Port - Cycle Steal Timing9/9/2002
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EE-36: ADSP-21xx Interface to the IOM-2 bus9/9/2002
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EE-33: Programming The ADSP-21xx Timer In C9/9/2002
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• EE-33 Software Code
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EE-18: Choosing and Using FFTs for ADSP-21xx9/9/2002
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EE-17: ADSP-2187L Memory Organization9/9/2002
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EE-12: Interrupts and Programmable Flags on the ADSP-2185/21869/9/2002
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EE-11: ADSP-2181 Priority Chain & IDMA Holdoffs9/6/2002
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EE-06: ADSP-21xx Serial Port Startup Issues9/6/2002
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EE-5: ADSP-218x Full Memory Mode vs. Host Memory Mode9/6/2002
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EE-2: Using ADSP-218x I/O Space9/6/2002
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EE-158: ADSP-2181 EZ-Kit Lite IDMA to PC Printer Port Interface9/6/2002
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EE-156: Support for the H.100 protocol on the ADSP-2191 (Rev. 0.1)9/6/2002
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EE-153: ADSP-2191 Programmable PLL9/6/2002
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AN-227: Digital Control System Design with the ADSP-2100 Family1/1/2000
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EE-89: Implementing A Software UART on the ADSP-2181 EZ-Kit-Lite1/1/2000
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EE-104: Setting Up Streams with the VisualDSP Debugger11/5/1999
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• EE-104 Software Code
ZIP -
EE-74: Analog Devices Serial Port Development and Troubleshooting Guide11/4/1999
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EE-103: Performing Level Conversion Between 5v and 3.3v IC's11/4/1999
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EE-37: How to Interface an LCD to the 21xx and 2106x Family DSP's9/21/1997
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VisualDSP++ 3.5 C Compiler and Library Manual for ADSP-218x DSPs (Rev. 4.1)5/13/2011
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VisualDSP++ 3.5 Assembler and Preprocessor Manual for ADSP-218x and ADSP-219x DSPs (Rev. 1.2)9/8/2006
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VisualDSP++ 3.5 Linker and Utilities Manual for 16-Bit Processors (Rev. 1.0)9/8/2006
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VisualDSP++ 3.5 Loader Manual for 16-Bit Processors (Rev. 1.0)9/8/2006
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VisualDSP++ 3.5 C/C++ Compiler and Library Manual for ADSP-219x Processors (Rev. 4.1)9/7/2006
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ADSP-2185M Anomaly List for Revision 2.19/10/2002
软件代码及系统需求
工具及仿真模型
IBIS模型
设计资源
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| Part Number | Material Declaration | Reliability Data | Pin/Package Drawing | CAD Symbols, Footprints & 3D Models |
|---|---|---|---|---|
| ADSP-2185MBSTZ-266 | 材料声明 | 质量和可靠性 | 100-Lead LQFP (14mm x 14mm) | |
| ADSP-2185MKCAZ-300 | 材料声明 | 质量和可靠性 | 144-Ball CSP-BGA (10mm x 10mm x 1.70mm) | |
| ADSP-2185MKSTZ-300 | 材料声明 | 质量和可靠性 | 100-Lead LQFP (14mm x 14mm) | |
| Wafer Fabrication Data |
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