From lsmirnov@cern.ch Tue Jan 23 22:27:46 1996 Path: ashpoly!cascade!brgate!saturno!cern!lsmirnov From: lsmirnov@cern.ch (Lisa Smirnov) Newsgroups: comp.sys.m68k Subject: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jan23.222746.2154@cern.ch> Date: Tue, 23 Jan 1996 22:27:46 GMT Organization: European Laboratory for Particle Physics, Geneva NNTP-Posting-Host: cern.ch 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. The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. Requires 4MB ST-RAM and an RGB or VGA monitor. -- Lisa Smirnov *PLONK* filter active for trolls. 486DX2/66 (Linux 1.2.13) - NetBSD 1.0 From arodriguez@pipeline.com Wed Jan 24 12:52:46 1996 Path: ashpoly!cascade!bigsur!pipeline!arodriguez From: arodriguez@pipeline.com (Andrei Rodríguez) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jan24.125246.7526@pipeline.com> Date: Wed, 24 Jan 1996 12:52:46 GMT References: <1996Jan23.222746.2154@cern.ch> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1996Jan23.222746.2154@cern.ch>, lsmirnov@cern.ch (Lisa Smirnov) writes: > 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. Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... -- Andrei Rodríguez "Extraordinary claims require extraordinary spectra." Amiga 1200 (Blizzard 030/50) / Linux 1.2.13 From lsantos@stanford.edu Thu Jan 25 08:33:46 1996 Path: ashpoly!cascade!transat!sunet!nordrelay!stanford!lsantos From: lsantos@stanford.edu (Liam Santos) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jan25.083346.1912@stanford.edu> Date: Thu, 25 Jan 1996 08:33:46 GMT References: <1996Jan23.222746.2154@cern.ch> Organization: Stanford University Computer Systems Lab NNTP-Posting-Host: stanford.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 11 In article <1996Jan23.222746.2154@cern.ch>, lsmirnov@cern.ch (Lisa Smirnov) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. Top-posters will be placed in my ~/.killfile without notice. -- Liam Santos | lsantos@stanford.edu PGP Key fingerprint: FA30 D7D7 CA38 536F "Keep the channels open."