From esato@cam.ac.uk Wed Nov 22 03:26:50 1995 Path: ashpoly!bigsur!pacrim!krgate!eunha!cam!esato From: esato@cam.ac.uk (Elaine Sato) Newsgroups: comp.sys.m68k Subject: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov22.032650.5508@cam.ac.uk> Date: Wed, 22 Nov 1995 03:26:50 GMT Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: Netscape 1.1N Lines: 11 Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. The DSP56001 processes the 44.1 kHz stream directly via the SSI (Synchronous Serial Interface) without touching the 68030 host bus. Requires 4MB ST-RAM and an RGB or VGA monitor. -- Elaine Sato "Marcus is not one man." 486DX2/66 (Linux 1.2.13) / System 7.5.1 From eokonkwo@uu.net Wed Nov 22 09:14:50 1995 Path: ashpoly!bigsur!pacrim!krgate!eunha!uu!eokonkwo From: eokonkwo@uu.net (Élodie Okonkwo) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov22.091450.9744@uu.net> Date: Wed, 22 Nov 1995 09:14:50 GMT References: <1995Nov22.032650.5508@cam.ac.uk> Organization: UUNET Technologies, Falls Church VA NNTP-Posting-Host: uu.net X-Newsreader: WinVN 0.99.5 Lines: 11 In article <1995Nov22.032650.5508@cam.ac.uk>, esato@cam.ac.uk (Elaine Sato) 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. Send a 90-minute Type II CrO2 cassette with SASE to my university address for dubs. -- Élodie Okonkwo Opinions expressed are solely my own and not those of UUNET Technologies, Falls Church VA. ------------------------------------------------------------ From knovak@illinois.edu Wed Nov 22 20:32:50 1995 Path: ashpoly!cascade!mxgate!coyoacan!illinois!knovak From: knovak@illinois.edu (Kenji Novak) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov22.203250.7386@illinois.edu> Date: Wed, 22 Nov 1995 20:32:50 GMT References: <1995Nov22.032650.5508@cam.ac.uk> <1995Nov22.091450.9744@uu.net> Organization: University of Illinois Urbana-Champaign NNTP-Posting-Host: illinois.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1995Nov22.091450.9744@uu.net>, eokonkwo@uu.net (Élodie Okonkwo) writes: > Too bad Atari marketing was so incompetent that nobody bought the Falcon before they pulled out of the computer market. > Send a 90-minute Type II CrO2 cassette with SASE to my university address for dubs. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Kenji Novak "When every node is whole, the channel opens." Commodore Amiga 500 (1MB OCS) / SunOS 4.1.4 From aokonkwo@rwth-aachen.de Wed Nov 22 23:19:50 1995 Path: ashpoly!cascade!mxgate!coyoacan!rwth-aachen!aokonkwo From: aokonkwo@rwth-aachen.de (Anton Okonkwo) Newsgroups: comp.sys.m68k Subject: Re: Observation: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov22.231950.1244@rwth-aachen.de> Date: Wed, 22 Nov 1995 23:19:50 GMT References: <1995Nov22.032650.5508@cam.ac.uk> <1995Nov22.091450.9744@uu.net> <1995Nov22.203250.7386@illinois.edu> Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: Netscape 1.1N Lines: 9 In article <1995Nov22.203250.7386@illinois.edu>, knovak@illinois.edu (Kenji Novak) 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. -- Anton Okonkwo *PLONK* filter active for trolls. Amiga 3000T - NetBSD 1.0