ADSP-21161NCCA-100

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Embedded - DSP (Digital Signal Processors) has always been at the forefront of numerous applications, including audio, video, telecommunications, instrumentation, control and more. The ADSP-21161NCCA-100 is one such high-performance DSP processor, which allows for efficient implementation of DSP system architectures and application development. This article will provide an overview of its application field and the working principle of the ADSP-21161NCCA-100.

The ADSP-21161NCCA-100 is suitable for a wide range of embedded applications that require high performance audio and video signal processing capabilities. This processor is a highly integrated floating-point device, designed to bring optimal performance with minimal risk, cost and complexity. Its features include an internal bus interface, which is capable of up to 536 MB per second of data throughput as well as an on-chip precision/fixed-point DSP core and an integrated 32 KB instruction and data cache for improved program execution and memory access time.

The processor also includes various DSP-oriented peripherals such as an audio codec, an audio PLL, ADCs and DACs, as well as a wide range of timers, parallel and serial ports. In addition, the ADSP-21161NCCA-100 is a member of the SHARC family, so it supported by the SHARC Processor Reference Software Development Kit (PRSDK).

The on-chip DSP core of the ADSP-21161NCCA-100 is a very powerful component, enabling a wide range of signal analysis, synthesis, and control algorithms to be implemented. The core is designed to operate at clock frequencies of up to 250 MHz and runs both 32-bit and 16-bit code. It provides a 4-way SIMD architecture, with support for single and double-precision operations as well as integer and fractional operations.

The DSP core also provides some unique features such as its action-based-register system, enhanced looping capability and rich addressing subsystem. This enables applications to be optimized with easy porting from other DSPs and makes control-based applications easier to develop. The ADSP-21161NCCA-100 is also capable of bridging the gap between the digital and analog domains, making the design of signal processing algorithms easier and more cost effective.

In addition to its unique DSP core, the ADSP-21161NCCA-100 also integrates several additional integrated peripherals. Those include three programmable UARTs and two pulse-width-modulated timers. These peripherals help in the deployment of data processing algorithms and provide support for communication, timing and control. Furthermore, the processor also provides a wide range of power control peripherals such as an integrated PLL for clock generation and 0.5μA low-power-consumption-state for system suspend.

The ADSP-21161NCCA-100 also provides a wide range of connectivity options, such as an on-chip Ethernet MAC, USB device and host ports, as well as a secure Digital (SD) port. These connectivity options allow the processor to easily interface with external components, while still maintaining the high performance of the processor. In addition, the large peripheral set also provides support for popular external memory devices such as SRAM, NOR, NAND and Flash.

The ADSP-21161NCCA-100 is a powerful and versatile processor, suitable for a wide range of embedded applications. In addition to its already-mentioned features, this processor also provides support for real-time operating systems, such as Linux and uC/OS-II, as well as development tools such as VisualDSP++. This makes the ADSP-21161NCCA-100 an ideal platform for application development, whether for audio and video signal processing, advanced control applications, or other DSP functions.

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