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Leandro Nini Thibaut

NOTE: the content here is outdated, the project has moved to https://github.com/libsidplayfp/libsidplayfp/wiki/Links

New research on the SID ADSR
http://ploguechipsounds.blogspot.com/2010/11/new-research-on-sid-adsr.html

SID 6581R3 ADSR tables, up close.
http://ploguechipsounds.blogspot.com/2010/03/sid-6581r3-adsr-tables-up-close.html

The SID's non-monotonic DAC
http://ploguechipsounds.blogspot.com/2010/02/sids-non-monotonic-dac.html

Interview with Bob Yannes
http://sid.kubarth.com/articles/interview_bob_yannes.html

New SID ADSR Info!
http://blog.kevtris.org/?p=13

SID Chip Markings and Revisions
http://blog.kevtris.org/?p=14

SID read immediately after write?
http://noname.c64.org/csdb/forums/?roomid=11&topicid=89985

How do I reliably detect 6581/8580 sid?
http://noname.c64.org/csdb/forums/?roomid=11&topicid=29025&showallposts=1

Die shots of VIC II 6569 R1, R3 and SID 6581 R2, R3, R4AR, 8580R5
http://retronn.de/imports/commodore_chips.html (old: http://mail.lipsia.de/~enigma/neu/6581.html)

More SID images and analysis
http://oms.wmhost.com/misc/

SID info and revisions
http://www.retroisle.com/general/sidchip.php

Avoiding the ADSR bug in the decay phase
http://csdb.dk/forums/?roomid=14&topicid=110119&showallposts=1

SID envelope rate counter phase alignment
http://csdb.dk/forums/?roomid=11&topicid=110395&showallposts=1

exSID USB, hardware USB SID playback device
http://hacks.slashdirt.org/hw/exsid/

Understanding the SID
http://forum.6502.org/viewtopic.php?f=8&t=4150

Visual Transistor-level Simulation of the 6502 CPU
http://visual6502.org/

Internals of BRK/IRQ/NMI/RESET on a MOS 6502
http://www.pagetable.com/?p=410

How MOS 6502 Illegal Opcodes really work
http://www.pagetable.com/?p=39

MAME - 6502 cpu emulation
https://github.com/mamedev/mame/tree/master/src/devices/cpu/m6502

Breaks - 6502 cpu emulation
http://forum.6502.org/viewtopic.php?t=2208&f=8
https://github.com/BigEd/breaks

perfect6502 - transistor level MOS 6502 CPU emulator
https://github.com/mist64/perfect6502

Drean info
http://solidstate.com.ar/wp/?p=200

VICE emulator
http://sourceforge.net/projects/vice-emu/

Bizhawk emulator
https://github.com/TASVideos/BizHawk/tree/master/BizHawk.Emulation.Cores/Computers/Commodore64

Other software using libsidplayfp

Gstreamer element for playing C64 SID files using libsidplayfp
https://github.com/oniongarlic/gst-siddecfp

Audacious
http://audacious-media-player.org/

XMMS-SID
http://www.tnsp.org/xmms-sid.php

xsidplay2
http://sourceforge.net/projects/xsidplay2/

XMPlay SID plugin
http://dhost.info/pieknyman

Sidplay/w (uses an old version)
http://csdb.dk/release/?id=103781

Misc.

Visual circuit tutorial
http://wiki.nesdev.com/w/index.php/Visual_circuit_tutorial

zxtune fork
https://github.com/vitamin-caig/libsidplayfp

jsSID, JavaScript SID soundchip emulator and player
https://github.com/hermitsoft/jsSID/

WebSid, WebAudio plugin of Tiny'R'Sid
https://github.com/wothke/websid/

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