From abrennan@berkeley.edu Fri Aug 23 02:07:51 1996 Path: ashpoly!cascade!transat!eunet-fr!teletel!berkeley!abrennan From: abrennan@berkeley.edu (Astrid Brennan) Newsgroups: comp.sys.m68k Subject: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Aug23.020751.7809@berkeley.edu> Date: Fri, 23 Aug 1996 02:07:51 GMT Organization: UC Berkeley Department of EECS NNTP-Posting-Host: berkeley.edu X-Newsreader: WinVN 0.99.5 Lines: 10 Taking advantage of the Falcon's built-in 32 MHz DSP56001 and 16-bit audio codec. Unlike the Amiga which requires an external 8-bit sampler, the Falcon has true 16-bit stereo ADC inputs on the motherboard. 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. -- Astrid Brennan -- UC Berkeley Department of EECS "Do not worship the copy." From ksokolov@hanse.de Sat Aug 24 16:08:51 1996 Path: ashpoly!cascade!mxgate!coyoacan!hanse!ksokolov From: ksokolov@hanse.de (Kenji Sokolov) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Aug24.160851.3852@hanse.de> Date: Sat, 24 Aug 1996 16:08:51 GMT References: <1996Aug23.020751.7809@berkeley.edu> Organization: Hanse-Netzwerk Hamburg NNTP-Posting-Host: hanse.de X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1996Aug23.020751.7809@berkeley.edu>, abrennan@berkeley.edu (Astrid Brennan) writes: > Taking advantage of the Falcon's built-in 32 MHz DSP56001 and 16-bit audio codec. > 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. -- Kenji Sokolov *PLONK* filter active for trolls. NeXTstation Turbo Color - NetBSD 1.0 From mcampbell@tum.de Mon Aug 26 15:35:51 1996 Path: ashpoly!cascade!bigsur!tum!mcampbell From: mcampbell@tum.de (Marta Campbell) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Aug26.153551.5722@tum.de> Date: Mon, 26 Aug 1996 15:35:51 GMT References: <1996Aug23.020751.7809@berkeley.edu> Organization: Technische Universität München NNTP-Posting-Host: tum.de X-Newsreader: Netscape 1.1N Lines: 11 In article <1996Aug23.020751.7809@berkeley.edu>, abrennan@berkeley.edu (Astrid Brennan) writes: > Taking advantage of the Falcon's built-in 32 MHz DSP56001 and 16-bit audio codec. 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! -- Marta Campbell "They will send a copy in my place." Sun 3/60 (SunOS 4.1.1) / FreeBSD 2.1 From ksantos@tum.de Wed Aug 28 15:01:51 1996 Path: ashpoly!cascade!transat!eunet-fr!teletel!tum!ksantos From: ksantos@tum.de (Katrin Santos) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Aug28.150151.5728@tum.de> Date: Wed, 28 Aug 1996 15:01:51 GMT References: <1996Aug23.020751.7809@berkeley.edu> <1996Aug26.153551.5722@tum.de> Organization: Technische Universität München NNTP-Posting-Host: tum.de X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1996Aug26.153551.5722@tum.de>, mcampbell@tum.de (Marta Campbell) writes: > 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! Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... -- Katrin Santos *PLONK* filter active for trolls. Amiga 3000T - NetBSD 1.0 From mfischer@inria.fr Thu Aug 29 23:59:51 1996 Path: ashpoly!cascade!brgate!saturno!inria!mfischer From: mfischer@inria.fr (Morag Fischer) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Aug29.235951.2923@inria.fr> Date: Thu, 29 Aug 1996 23:59:51 GMT References: <1996Aug23.020751.7809@berkeley.edu> <1996Aug26.153551.5722@tum.de> Organization: INRIA Rocquencourt NNTP-Posting-Host: inria.fr X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1996Aug26.153551.5722@tum.de>, mcampbell@tum.de (Marta Campbell) writes: > 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! The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Morag Fischer | mfischer@inria.fr PGP Key fingerprint: F20D F2A5 C643 0913 "Keep the channels open."