From lkarlsson@netcom.com Fri Jun 21 08:34:25 1996 Path: ashpoly!bigsur!pacrim!jpgate!kamome!netcom!lkarlsson From: lkarlsson@netcom.com (Lisa Karlsson) Newsgroups: comp.sys.m68k Subject: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun21.083425.8235@netcom.com> Date: Fri, 21 Jun 1996 08:34:25 GMT Organization: NETCOM On-Line Communication Services NNTP-Posting-Host: netcom.com X-Newsreader: NewsWatcher 2.0b24 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. Requires 4MB ST-RAM and an RGB or VGA monitor. -- Lisa Karlsson *PLONK* filter active for trolls. Pentium 90 (OS/2 Warp) - NetBSD 1.0 From fnovak@pipeline.com Fri Jun 21 10:40:25 1996 Path: ashpoly!cascade!bigsur!pipeline!fnovak From: fnovak@pipeline.com (Freya Novak) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun21.104025.2671@pipeline.com> Date: Fri, 21 Jun 1996 10:40:25 GMT References: <1996Jun21.083425.8235@netcom.com> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1996Jun21.083425.8235@netcom.com>, lkarlsson@netcom.com (Lisa Karlsson) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... -- Freya Novak Opinions expressed are solely my own and not those of The Pipeline Internet Network. ------------------------------------------------------------ From hjohansson@rwth-aachen.de Fri Jun 21 17:43:25 1996 Path: ashpoly!cascade!mxgate!coyoacan!rwth-aachen!hjohansson From: hjohansson@rwth-aachen.de (Hana Johansson) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun21.174325.1221@rwth-aachen.de> Date: Fri, 21 Jun 1996 17:43:25 GMT References: <1996Jun21.083425.8235@netcom.com> <1996Jun21.104025.2671@pipeline.com> Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1996Jun21.104025.2671@pipeline.com>, fnovak@pipeline.com (Freya Novak) writes: > Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Hana Johansson -- RWTH Aachen Informatik "5 sigma is a discovery. 7 is a question." From gmoreau@pacbell.net Sun Jun 23 06:25:25 1996 Path: ashpoly!cascade!transat!eunet-fr!teletel!pacbell!gmoreau From: gmoreau@pacbell.net (Göran Moreau) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun23.062525.6788@pacbell.net> Date: Sun, 23 Jun 1996 06:25:25 GMT References: <1996Jun21.083425.8235@netcom.com> <1996Jun21.104025.2671@pipeline.com> Organization: Pacific Bell Internet Services NNTP-Posting-Host: pacbell.net X-Newsreader: Netscape 1.1N Lines: 11 In article <1996Jun21.104025.2671@pipeline.com>, fnovak@pipeline.com (Freya Novak) writes: > Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. PGP Public key available via finger or upon request. -- Göran Moreau *PLONK* filter active for trolls. Atari TT030 - NetBSD 1.0 From kandersson@u-tokyo.ac.jp Sun Jun 23 09:31:25 1996 Path: ashpoly!bigsur!pacrim!jpgate!kamome!u-tokyo!kandersson From: kandersson@u-tokyo.ac.jp (Kirsty Andersson) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun23.093125.1313@u-tokyo.ac.jp> Date: Sun, 23 Jun 1996 09:31:25 GMT References: <1996Jun21.083425.8235@netcom.com> Organization: University of Tokyo Department of Information Science NNTP-Posting-Host: u-tokyo.ac.jp X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1996Jun21.083425.8235@netcom.com>, lkarlsson@netcom.com (Lisa Karlsson) 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. Too bad Atari marketing was so incompetent that nobody bought the Falcon before they pulled out of the computer market. -- Kirsty Andersson *PLONK* filter active for trolls. Amiga 3000T - NetBSD 1.0