TigerSHARC and Blackfin Different Applications
Introduction Quick overview of TigerSHARC Quick overview of Blackfin low power processor Case Study: Blackfin Gemei Portable Media Player Case Study: TigerSHARC Arturia: Synthesizer Conclusion
TigerSHARC
TigerSHARC Specifications Up to 600MHz (1.67 ns instruction cycle rate) 24M bits of internal—on-chip—DRAM memory 2 computation blocks ALU multiplier Shifter register file communications logic unit (CLU)
TigerSHARC specifications 2 integer ALUs Integrated I/O 14-channel DMA controller external port 4 link ports SDRAM controller programmable flag pins two timers, and timer expired pin JTAG test port Single-precision IEEE 32-bit Extended-precision 40-bit floating-point data formats 8, 16, 32, and 64-bit fixed-point data formats
Blackfin (ADSP-BF52x)
Blackfin Specifications Up to 600MHz 2 16-bit MACs 2 40-bit ALUs 4 8-bit video ALUs 40-bit shifter 1.8V, 2.5V, or 3.3V I/O operation
Blackfin Specifications (Memory) 132K bytes of total on-chip memory: 48K bytes of instruction SRAM 16K bytes of instruction SRAM/cache 32K bytes of data SRAM 32K bytes of data SRAM/cache 4K bytes of scratchpad SRAM External memory controller Nand flash controller Flexible booting options One-time programmable memory for security Two dual-channel memory DMA controllers Memory management unit providing memory protection
Blackfin Peripherals USB 2.0 high speed 10/100 Ethernet Parallel peripheral interface (PPI) & Serial peripheral interface (SPI) Host DMA port 2 dual-channel, full-duplex synchronous serial ports (SPORTs) 12 peripheral DMAs Event handler with 54 interrupt inputs 54 independent interrupt inputs
Blackfin Peripherals 2 UARTs, Two-wire interface (TWI) controller Eight 32-bit timers/counters 32-bit up/down counter with rotary support Real-time clock (RTC) and watchdog timer 32-bit core timer 48 general-purpose I/Os NAND flash controller JTAG interface On-chip PLL capable of 0.5 to 64_ frequency multiplication
Analog Devices Blackfin TigerSHARC
Blackfin Application VOIP Multimedia applications Accessories Networked audio Industrial control systems Instrumentation Imaging
Gemei Portable Media Player
Low Cost Processor Developed entirely on software New features FLAC Audio format Sound Effects Gaming Combination of micro-controller and signal processor
Gemei Portable Media Player Battery Life (1600mAh battery) 25 hours audio 7 hours video Dynamic Power Management Peripherals SPORT Audio codec & FM radio PPI LCD and Video in SPI NOR Flash
TigerSHARC Application Video & Communication markets Broadband Wireless Industrial instrumentation Military & Medical applications
Arturia: Synthesizer
Takes advantage of SIMD operation Large I/O memory bus Performance/cost Larger memory than competitors Used link ports Xilinx FPGA TigerSHARC
Conclusion - Blackfin Low Cost High performance (Blackfin standard) Power Management Integration of both processor and micro- controller DRM capability Peripheral Ease of development
Conclusion - TigerSHARC Low cost (performance/cost) High performance (processing capability) Large system bus and I/O Ease of development
References [1] Analog Devices, “Blackfin Embedded Processor ADSP-BF522/525/527,” February 2007, [2] Analog Devices, “TigerSharc Embedded Processor ADSP-TS201S,” December 2006, [3] Analog Devices, “Embedded Processor and DSP Selection Guide 2007 Edition,” 2007, [4]Electronic Specifier, “Analog Devices’ Blackfin combines processing power, security and ease-of- programming to deliver live video to mobile phones”, August, 2006, and-Portable/Analog-Devices-Blackfin-combines-processing-power-security-and-easeofprogramming-to-deliver- live-video-to-mobile-phones.asp [5]EETimes,“Blackfin DSP picked for mobile- TV play”, March, [6]Analog Devices, “Gemei’s Powerful New Portable Media Player is Driven by Blackfin”, [7]Analog Devices, “Roku’s Networked Music Player Streams Digital Music from PC to Stereo System via Blackfin”, [8]Analog Devices, “Fractal Audio’s Real-time Guitar Pre-amp is Routable and Progarmmable with TigerSHARC”, [9]Analog Devices, “Arturia: Musicians “Blown Away” by TigerSHARC-based Synthesizer”, [10]DSP Design Line, “New Blackfin touts ultra-low power, security features”, March 2007,