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THANKS
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THANKS
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Many thanks to the following individuals (in alphabetical order):
* Akimov, Vadim (lvd)
For testing the library on many different platforms and CPU architectures.
* azesmbog
1. For validating tests on real hardware [1].
2. For discovering the unstable behavior of the `ccf/scf` instructions.
3. For his invaluable help.
* Banks, David (hoglet)
1. For deciphering the additional flag changes of the block instructions
[2,3].
2. For his research on the behavior of the `ccf/scf` instructions [3,4].
* Beliansky, Anatoly (Tolik_Trek)
For validating tests on real hardware [5].
* Bobrowski, Jan
For fixing the "Z80 Full Instruction Set Exerciser for Spectrum" [6].
* boo_boo
For deciphering the behavior of MEMPTR [7,8,9,10].
* Brady, Stuart
For his research on the behavior of the `ccf/scf` instructions [11].
* Brewer, Tony
1. For his research on the special RESET [12,13].
2. For helping to decipher the additional flag changes of the block
instructions [2].
3. For conducting low-level tests on real hardware [2].
4. For helping me to test different undocumented behaviors of the Zilog Z80.
* Bystrov, Dmitry (Alone Coder)
For validating tests on real hardware [5].
* Chandler, Richard
1. For his corrections to the documentation.
2. For validating tests on real hardware [14].
* Chunin, Roman (CHRV)
For testing the behavior of MEMPTR on real hardware [7,8,9,10].
* Conway, Simon (BadBeard)
For validating the "Z80 Test Suite" on several Z80 clones [15].
* Cooke, Simon
For discovering how the `out (c),0` instruction behaves on the Zilog Z80
CMOS [16].
* Cringle, Frank D.
For writing the "Z80 Instruction Set Exerciser" [17].
* Devic, Goran
For his research on undocumented behaviors of the Z80 CPU [18].
* Dunn, Paul (ZXDunny)
For his corrections to the documentation.
* Equinox
For his corrections to the documentation.
* Flammenkamp, Achim
For his article on Z80 interrupts [19].
* Gimeno Fortea, Pedro
1. For his research work [20].
2. For writing the first-ever ZX Spectrum emulator [21,22].
* goodboy
For testing the behavior of MEMPTR on real hardware [7,8,9,10].
* Greenway, Ian
For testing the behavior of the `ccf/scf` instructions on real hardware [11,
23].
* Harston, Jonathan Graham
1. For his research work.
2. For his technical documents about the Zilog Z80 [24,25,26].
3. For porting the "Z80 Instruction Set Exerciser" to the ZX Spectrum [27].
* Helcmanovsky, Peter (Ped7g)
1. For helping me to write the "IN-MEMPTR" test.
2. For writing the "Z80 Block Flags Test" [28,29].
3. For writing the "Z80 CCF SCF Outcome Stability" test [29].
4. For writing the "Z80 INT Skip" test [29].
5. For his research on the unstable behavior of the `ccf/scf` instructions.
6. For his invaluable help.
* Iborra Debón, Víctor (Eremus)
For validating tests on real hardware.
* icebear
For testing the behavior of MEMPTR on real hardware [7,8,9,10].
* ICEknight
For validating tests on real hardware.
* Kladov, Vladimir
For deciphering the behavior of MEMPTR [7,8,9,10].
* Krook, Magnus
For validating tests on real hardware [30].
* London, Matthew (mattinx)
For validating tests on real hardware.
* Martínez Cantero, Ricardo (Kyp)
For validating tests on real hardware.
* Molodtsov, Aleksandr
For testing the behavior of MEMPTR on real hardware [7,8,9,10].
* Nair, Arjun
For validating tests on real hardware [28].
* Nicolás-González, César
For helping me to investigate the unstable behavior of the `ccf/scf`
instructions.
* Ortega Sosa, Sofía
1. For optimizing the emulator.
2. For her help and support.
* Owen, Simon
For the idea of the hooking method used in this emulator.
* Ownby, Matthew P.
For his research on the state of the registers after POWER-ON [31].
* Rak, Patrik
1. For improving the "Z80 Instruction Set Exerciser for Spectrum" [32].
2. For deciphering the behavior of the `ccf/scf` instructions [15,32].
3. For writing the "Zilog Z80 CPU Test Suite" [32,33].
4. For his research on the unstable behavior of the `ccf/scf` instructions.
* Rodríguez Jódar, Miguel Ángel (mcleod_ideafix)
For his research on the state of the registers after POWER-ON/RESET [34].
* Rodríguez Palomino, Mario (r-lyeh)
For teaching me how emulators work.
* Sainz de Baranda y Romero, Manuel
For teaching me programming and giving me my first computer.
* Sánchez Ordiñana, José Ismael (Vaporatorius)
For validating tests on real hardware [35,36].
* Sevillano Mancilla, Marta (TheMartian)
For validating tests on real hardware [14].
* Stevenson, Dave
1. For testing the special RESET on real hardware [12].
2. For conducting low-level tests on real hardware [37].
* Vučenović, Zoran
For writing the Pascal binding.
* Weissflog, Andre (Floh)
1. For discovering that the `reti/retn` instructions defer the acceptance of
the maskable interrupt [38].
2. For writing the "Visual Z80 Remix" simulator [39].
* Wilkinson, Oli (evolutional)
For validating tests on real hardware [28].
* Wlodek
For testing the behavior of MEMPTR on real hardware [7,8,9,10].
* Woodmass, Mark (Woody)
1. For his invaluable contributions to the emuscene.
2. For writing the "Z80 Test Suite" [15].
3. For his research on the behavior of the `ccf/scf` instructions [40].
4. For writing the "HALT2INT" test.
5. For writing the "EIHALT" test.
* Young, Sean
1. For his research work.
2. For his technical documents about the Zilog Z80 [20,31,41].
* ZXGuesser
For validating tests on real hardware.
References
==========
1. https://spectrumcomputing.co.uk/forums/viewtopic.php?p=83384#p83384
2. https://stardot.org.uk/forums/viewtopic.php?t=15464
* https://stardot.org.uk/forums/viewtopic.php?p=211042#p211042
* https://stardot.org.uk/forums/viewtopic.php?p=212021#p212021
3. Banks, David (2018-08-21). "Undocumented Z80 Flags" rev. 1.0.
* https://stardot.org.uk/forums/download/file.php?id=39831
* https://github.com/hoglet67/Z80Decoder/wiki/Undocumented-Flags
4. https://github.com/hoglet67/Z80Decoder/wiki/Unstable-CCF-SCF-Behaviour
5. https://spectrumcomputing.co.uk/forums/viewtopic.php?p=83041#p83041
6. http://wizard.ae.krakow.pl/~jb/qaop/tests.html
7. https://zxpress.ru/zxnet/zxnet.pc/5909
8. https://zx-pk.ru/threads/2506-komanda-bit-n-(hl).html
9. https://zx-pk.ru/threads/2586-prosba-realshchikam-ot-emulyatorshchikov.html
10. boo_boo; Kladov, Vladimir (2006-03-29). "MEMPTR, Esoteric Register of the
Zilog Z80 CPU".
* https://zx-pk.ru/showpost.php?p=43688
* https://zx-pk.ru/attachment.php?attachmentid=2984
* https://zx-pk.ru/showpost.php?p=43800
* https://zx-pk.ru/attachment.php?attachmentid=2989
11. https://sourceforge.net/p/fuse-emulator/mailman/message/6929573
12. Brewer, Tony (2014-12). "Z80 Special Reset".
* http://primrosebank.net/computers/z80/z80_special_reset.htm
13. https://stardot.org.uk/forums/viewtopic.php?p=357136#p357136
14. https://spectrumcomputing.co.uk/forums/viewtopic.php?t=10555
15. https://worldofspectrum.org/forums/discussion/20345
16. https://groups.google.com/g/comp.os.cpm/c/HfSTFpaIkuU/m/KotvMWu3bZoJ
17. Cringle, Frank D. (1998-01-28). "Yaze - Yet Another Z80 Emulator" v1.10.
* ftp://ftp.ping.de/pub/misc/emulators/yaze-1.10.tar.gz
18. https://baltazarstudios.com/zilog-z80-undocumented-behavior
19. Flammenkamp, Achim. "Interrupt Behaviour of the Z80 CPU".
* http://z80.info/interrup.htm
20. Young, Sean (1998-10). "Z80 Undocumented Features (in Software Behaviour)"
v0.3.
* http://www.msxnet.org/tech/Z80/z80undoc.txt
21. https://elmundodelspectrum.com/desenterrando-el-primer-emulador-de-spectrum
22. https://elmundodelspectrum.com/con-vosotros-el-emulador-de-pedro-gimeno-1989
23. https://sourceforge.net/p/fuse-emulator/mailman/message/4502844
24. Harston, Jonathan Graham (2008). "Full Z80 Opcode List Including
Undocumented Opcodes" v0.11 (revised).
* https://mdfs.net/Docs/Comp/Z80/OpList
25. Harston, Jonathan Graham (2012). "Z80 Microprocessor Undocumented
Instructions" v0.15.
* https://mdfs.net/Docs/Comp/Z80/UnDocOps
26. Harston, Jonathan Graham (2014). "Z80 Opcode Map" v0.10 (revised).
* https://mdfs.net/Docs/Comp/Z80/OpCodeMap
27. https://mdfs.net/Software/Z80/Exerciser/Spectrum
28. https://spectrumcomputing.co.uk/forums/viewtopic.php?t=6102
29. https://github.com/MrKWatkins/ZXSpectrumNextTests
30. https://spectrumcomputing.co.uk/forums/viewtopic.php?p=83157#p83157
31. Young, Sean (2005-09-18). "Undocumented Z80 Documented, The" v0.91.
* http://www.myquest.nl/z80undocumented
* http://www.myquest.nl/z80undocumented/z80-documented-v0.91.pdf
32. https://worldofspectrum.org/forums/discussion/41704
* http://zxds.raxoft.cz/taps/misc/zexall2.zip
33. https://worldofspectrum.org/forums/discussion/41834
* http://zxds.raxoft.cz/taps/misc/z80test-1.0.zip
* https://github.com/raxoft/z80test
34. https://worldofspectrum.org/forums/discussion/34574
35. https://worldofspectrum.org/forums/discussion/comment/668760/#Comment_668760
36. https://jisanchez.com/test-a-dos-placas-de-zx-spectrum
37. https://stardot.org.uk/forums/viewtopic.php?p=212360#p212360
38. Weissflog, Andre (2021-12-17). "New Cycle-Stepped Z80 Emulator, A".
* https://floooh.github.io/2021/12/17/cycle-stepped-z80.html
39. https://github.com/floooh/v6502r
40. https://groups.google.com/g/comp.sys.sinclair/c/WPsPr6j6w5k/m/O_u1zNQf3VYJ
41. Young, Sean (1997-09-21). "Zilog Z80 CPU Specifications".
* http://www.msxnet.org/tech/Z80/z80.zip