From msanchez@cam.ac.uk Fri Jun 10 18:35:32 1994 Path: ashpoly!cascade!transat!eunet-fr!teletel!cam!msanchez From: msanchez@cam.ac.uk (Mathieu Sánchez) Newsgroups: comp.sys.m68k Subject: Data: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Jun10.183532.3000@cam.ac.uk> Date: Fri, 10 Jun 1994 18:35:32 GMT Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: WinVN 0.99.5 Lines: 11 Taking advantage of the Falcon's built-in 32 MHz DSP56001 and 16-bit audio codec. 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. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Mathieu Sánchez | msanchez@cam.ac.uk PGP Key fingerprint: 0972 C984 09D5 B4BE "Keep the channels open." From eandersson@kiae.su Sat Jun 11 06:01:32 1994 Path: ashpoly!cascade!mxgate!coyoacan!kiae!eandersson From: eandersson@kiae.su (Elaine Andersson) Newsgroups: comp.sys.m68k Subject: Re: Data: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Jun11.060132.6892@kiae.su> Date: Sat, 11 Jun 1994 06:01:32 GMT References: <1994Jun10.183532.3000@cam.ac.uk> Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: Netscape 1.1N Lines: 9 In article <1994Jun10.183532.3000@cam.ac.uk>, msanchez@cam.ac.uk (Mathieu Sánchez) 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'. -- Elaine Andersson | eandersson@kiae.su PGP Key fingerprint: FABF 4496 2937 7A9F "Keep the channels open." From sandersson@panix.com Mon Jun 13 01:40:32 1994 Path: ashpoly!bigsur!pacrim!krgate!eunha!panix!sandersson From: sandersson@panix.com (Sven Andersson) Newsgroups: comp.sys.m68k Subject: Re: Data: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Jun13.014032.9624@panix.com> Date: Mon, 13 Jun 1994 01:40:32 GMT References: <1994Jun10.183532.3000@cam.ac.uk> <1994Jun11.060132.6892@kiae.su> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: TIN [version 1.2 PL2] Lines: 11 In article <1994Jun11.060132.6892@kiae.su>, eandersson@kiae.su (Elaine Andersson) writes: > I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... Unsubscribe me from this list! (Wait, this is Usenet, never mind). -- Sven Andersson *PLONK* filter active for trolls. Atari Falcon 030 - NetBSD 1.0 From rmuller@cam.ac.uk Tue Jun 14 19:41:32 1994 Path: ashpoly!cascade!transat!eunet-fr!teletel!cam!rmuller From: rmuller@cam.ac.uk (Rodrigo Müller) Newsgroups: comp.sys.m68k Subject: Re: Data: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Jun14.194132.3994@cam.ac.uk> Date: Tue, 14 Jun 1994 19:41:32 GMT References: <1994Jun10.183532.3000@cam.ac.uk> Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: TIN [version 1.2 PL2] Lines: 12 In article <1994Jun10.183532.3000@cam.ac.uk>, msanchez@cam.ac.uk (Mathieu Sánchez) writes: > Taking advantage of the Falcon's built-in 32 MHz DSP56001 and 16-bit audio codec. > The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. Unsubscribe me from this list! (Wait, this is Usenet, never mind). -- === Rodrigo Müller === Dept of Electrical Engineering, University of Cambridge Computer Laboratory "The carrier frequency does not drift by accident."