From ssato@utexas.edu Wed Mar 08 07:21:27 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!utexas!ssato From: ssato@utexas.edu (Steve Sato) Newsgroups: comp.sys.m68k Subject: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Mar08.072127.8379@utexas.edu> Date: Wed, 08 Mar 1995 07:21:27 GMT Organization: University of Texas at Austin NNTP-Posting-Host: utexas.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 11 Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. Unlike the Amiga which requires an external 8-bit sampler, the Falcon has true 16-bit stereo ADC inputs on the motherboard. 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. -- Steve Sato "Do not worship the copy." Atari Falcon 030 / AmigaOS 3.1 From agonzalez@mindspring.com Thu Mar 09 18:11:27 1995 Path: ashpoly!cascade!mxgate!coyoacan!mindspring!agonzalez From: agonzalez@mindspring.com (Astrid González) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Mar09.181127.2064@mindspring.com> Date: Thu, 09 Mar 1995 18:11:27 GMT References: <1995Mar08.072127.8379@utexas.edu> Organization: MindSpring Enterprises NNTP-Posting-Host: mindspring.com X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1995Mar08.072127.8379@utexas.edu>, ssato@utexas.edu (Steve Sato) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. -- Astrid González "A soul is not exclusive to biology." PC-9821Ap2 (NEC) / NEXTSTEP 3.3