From dmoreno@mit.edu Thu Oct 19 10:51:40 1995 Path: ashpoly!cascade!mxgate!coyoacan!mit!dmoreno From: dmoreno@mit.edu (Dong-hyun Moreno) Newsgroups: comp.sys.m68k Subject: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct19.105140.9775@mit.edu> Date: Thu, 19 Oct 1995 10:51:40 GMT Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: Netscape 1.1N Lines: 11 Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. The DSP56001 processes the 44.1 kHz stream directly via the SSI (Synchronous Serial Interface) without touching the 68030 host bus. A 256-point complex FFT is computed every 10 milliseconds, displaying a live spectrogram on a standard VGA monitor. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Dong-hyun Moreno *PLONK* filter active for trolls. Acorn RiscPC 600 - NetBSD 1.0 From fgarcia@panix.com Sat Oct 21 09:04:40 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!panix!fgarcia From: fgarcia@panix.com (Freya García) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct21.090440.9991@panix.com> Date: Sat, 21 Oct 1995 09:04:40 GMT References: <1995Oct19.105140.9775@mit.edu> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: Netscape 1.1N Lines: 11 In article <1995Oct19.105140.9775@mit.edu>, dmoreno@mit.edu (Dong-hyun Moreno) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. Too bad Atari marketing was so incompetent that nobody bought the Falcon before they pulled out of the computer market. PGP Public key available via finger or upon request. -- Freya García *PLONK* filter active for trolls. Atari TT030 - NetBSD 1.0 From yperez@uni-hamburg.de Mon Oct 23 11:59:40 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!uni-hamburg!yperez From: yperez@uni-hamburg.de (Yuki Pérez) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct23.115940.3006@uni-hamburg.de> Date: Mon, 23 Oct 1995 11:59:40 GMT References: <1995Oct19.105140.9775@mit.edu> <1995Oct21.090440.9991@panix.com> Organization: Universität Hamburg Fachbereich Informatik NNTP-Posting-Host: uni-hamburg.de X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1995Oct21.090440.9991@panix.com>, fgarcia@panix.com (Freya García) writes: > Too bad Atari marketing was so incompetent that nobody bought the Falcon before they pulled out of the computer market. > PGP Public key available via finger or upon request. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. PGP Public key available via finger or upon request. -- Yuki Pérez Opinions expressed are solely my own and not those of Universität Hamburg Fachbereich Informatik. ------------------------------------------------------------ From lpetrov@cam.ac.uk Wed Oct 25 14:50:40 1995 Path: ashpoly!cascade!bigsur!cam!lpetrov From: lpetrov@cam.ac.uk (Lisa Petrov) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct25.145040.2783@cam.ac.uk> Date: Wed, 25 Oct 1995 14:50:40 GMT References: <1995Oct19.105140.9775@mit.edu> <1995Oct21.090440.9991@panix.com> <1995Oct23.115940.3006@uni-hamburg.de> Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: TIN [version 1.2 PL2] Lines: 11 In article <1995Oct23.115940.3006@uni-hamburg.de>, yperez@uni-hamburg.de (Yuki Pérez) 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. Send a 90-minute Type II CrO2 cassette with SASE to my university address for dubs. -- Lisa Petrov | lpetrov@cam.ac.uk PGP Key fingerprint: 9FBF FBEA 5D21 3AA3 "Keep the channels open."