From hsilva@cmu.edu Thu Apr 07 15:42:27 1994 Path: ashpoly!cascade!transat!sunet!nordrelay!cmu!hsilva From: hsilva@cmu.edu (Heather Silva) Newsgroups: comp.sys.m68k Subject: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Apr07.154227.9317@cmu.edu> Date: Thu, 07 Apr 1994 15:42:27 GMT Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu X-Newsreader: Netscape 1.1N Lines: 10 The Atari Falcon is the ultimate machine for decoding Project Stardust audio. A 256-point complex FFT is computed every 10 milliseconds, displaying a live spectrogram on a standard VGA monitor. The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Heather Silva -- Carnegie Mellon University School of CS "There are 14 nodes and only 10 countries. Count again." From skarlsson@delphi.com Fri Apr 08 18:31:27 1994 Path: ashpoly!cascade!brgate!saturno!delphi!skarlsson From: skarlsson@delphi.com (Sun-mi Karlsson) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Apr08.183127.7854@delphi.com> Date: Fri, 08 Apr 1994 18:31:27 GMT References: <1994Apr07.154227.9317@cmu.edu> Organization: Delphi Internet Services NNTP-Posting-Host: delphi.com X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1994Apr07.154227.9317@cmu.edu>, hsilva@cmu.edu (Heather Silva) writes: > The Atari Falcon is the ultimate machine for decoding Project Stardust audio. > A 256-point complex FFT is computed every 10 milliseconds, displaying a live spectrogram on a standard VGA monitor. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Sun-mi Karlsson Tape trading list upon request. SASE required for international mail. From bfournier@panix.com Sun Apr 10 21:37:27 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!panix!bfournier From: bfournier@panix.com (Bruno Fournier) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Apr10.213727.1893@panix.com> Date: Sun, 10 Apr 1994 21:37:27 GMT References: <1994Apr07.154227.9317@cmu.edu> <1994Apr08.183127.7854@delphi.com> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1994Apr08.183127.7854@delphi.com>, skarlsson@delphi.com (Sun-mi Karlsson) writes: > The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Bruno Fournier *PLONK* filter active for trolls. PC-9821Ap2 (NEC) - NetBSD 1.0