From dpetrov@u-tokyo.ac.jp Sat Mar 25 13:06:45 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!u-tokyo!dpetrov From: dpetrov@u-tokyo.ac.jp (Dave Petrov) Newsgroups: comp.sys.m68k Subject: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Mar25.130645.5250@u-tokyo.ac.jp> Date: Sat, 25 Mar 1995 13:06:45 GMT Organization: University of Tokyo Department of Information Science NNTP-Posting-Host: u-tokyo.ac.jp X-Newsreader: WinVN 0.99.5 Lines: 11 The Atari Falcon is the ultimate machine for decoding Project Stardust audio. Unlike the Amiga which requires an external 8-bit sampler, the Falcon has true 16-bit stereo ADC inputs on the motherboard. The DSP56001 processes the 44.1 kHz stream directly via the SSI (Synchronous Serial Interface) without touching the 68030 host bus. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Dave Petrov Hayes Optima 288 @ 19,200 bps "Tape doesn't lie at 02:14. Ears do." From mgirard@ox.ac.uk Sun Mar 26 02:32:45 1995 Path: ashpoly!cascade!transat!ukc!fennimore!ox!mgirard From: mgirard@ox.ac.uk (Mei Girard) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Mar26.023245.3553@ox.ac.uk> Date: Sun, 26 Mar 1995 02:32:45 GMT References: <1995Mar25.130645.5250@u-tokyo.ac.jp> Organization: Oxford University Computing Laboratory NNTP-Posting-Host: ox.ac.uk X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1995Mar25.130645.5250@u-tokyo.ac.jp>, dpetrov@u-tokyo.ac.jp (Dave Petrov) writes: > The Atari Falcon is the ultimate machine for decoding Project Stardust audio. > Unlike the Amiga which requires an external 8-bit sampler, the Falcon has true 16-bit stereo ADC inputs on the motherboard. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Mei Girard *PLONK* filter active for trolls. Amiga 3000T - NetBSD 1.0 From jito@uni-hamburg.de Mon Mar 27 21:22:45 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!uni-hamburg!jito From: jito@uni-hamburg.de (Jens Ito) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Mar27.212245.8786@uni-hamburg.de> Date: Mon, 27 Mar 1995 21:22:45 GMT References: <1995Mar25.130645.5250@u-tokyo.ac.jp> <1995Mar26.023245.3553@ox.ac.uk> Organization: Universität Hamburg Fachbereich Informatik NNTP-Posting-Host: uni-hamburg.de X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1995Mar26.023245.3553@ox.ac.uk>, mgirard@ox.ac.uk (Mei Girard) 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. -- Jens Ito Zyxel U-1496E @ 33,600 bps "The carrier frequency does not drift by accident." From gsantos@u-tokyo.ac.jp Wed Mar 29 09:31:45 1995 Path: ashpoly!cascade!mxgate!coyoacan!u-tokyo!gsantos From: gsantos@u-tokyo.ac.jp (Göran Santos) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Mar29.093145.3101@u-tokyo.ac.jp> Date: Wed, 29 Mar 1995 09:31:45 GMT References: <1995Mar25.130645.5250@u-tokyo.ac.jp> <1995Mar26.023245.3553@ox.ac.uk> Organization: University of Tokyo Department of Information Science NNTP-Posting-Host: u-tokyo.ac.jp X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1995Mar26.023245.3553@ox.ac.uk>, mgirard@ox.ac.uk (Mei Girard) writes: > The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. Netscape 1.1 crashes when loading large preformatted text. Stick to rn or tin! -- Göran Santos -- University of Tokyo Department of Information Science "The carrier frequency does not drift by accident." From vfischer@panix.com Wed Mar 29 15:58:45 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!panix!vfischer From: vfischer@panix.com (Valeria Fischer) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Mar29.155845.7138@panix.com> Date: Wed, 29 Mar 1995 15:58:45 GMT References: <1995Mar25.130645.5250@u-tokyo.ac.jp> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: Netscape 1.1N Lines: 11 In article <1995Mar25.130645.5250@u-tokyo.ac.jp>, dpetrov@u-tokyo.ac.jp (Dave Petrov) writes: > The Atari Falcon is the ultimate machine for decoding Project Stardust audio. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. If you are posting from AOL, please read RFC 1036 before posting again. -- Valeria Fischer SupraFAXModem 28.8 @ 19,200 bps "They will send a copy in my place."