发信人: champaign (原野), 信区: ECE
标 题: AT&T的DSP
发信站: 哈工大紫丁香 (Sat Oct 30 10:15:41 1999), 转信
发信人: xozhao (XO), 信区: DSP
标 题: 谈谈其他DSP(3)AT&T (Lucent)
发信站: 饮水思源站 (Sat Jun 19 13:07:12 1999) , 转信
AT&T:
DSP 16 FAMILY:
DSP16A : fixed point
---- a 25ns cycle time
---- separate on-chip 16-bit program- and data buses
---- 12k x 16-bit program ROM
a 2k x 16-bit data-RAM
DSP 32C/3210:
DSP32C, 32-bit floating point
---- 40-bits accumulator
---- 16/24-bit fixed point.
---- The 32C has
three 512 x 32-bit RAM:s
---- Serial and parallell I/O, timer,DMA-controller.
---- 50 and 66MHz.
DSP3210/DSP3207: 32-bit floating point
---- four 40-bit floating-point accumulators
24 general purpose 32-bit fixed point registers.
---- Single 32-bit (4G-byte) linear memory space
Support for byte, 16-bit word, and 32-bit word
accesses.
Big/little endian interface.
---- C-like assembly language
---- Two 1k x 32-bit RAMs and a 256 x 32-bit boot ROM.
---- Serial I/O, timer, DMA-controller.
---- DSP3210 55MHz/5V and 66MHz/5V.
DSP3207 55MHz/5V and 66MHz/5V and 40MHz/3V.
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※ 来源:·饮水思源站 bbs.sjtu.edu.cn·[FROM: www-post@bbs]
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☆ 来源:.哈工大紫丁香 bbs.hit.edu.cn.[FROM: champaign.bbs@bbs.sj]
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