MiSTer updates and changelog

https://github.com/MiSTer-devel/Main_MiSTer/wiki

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Re: MiSTer: updates changelog

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ZX Spectrum:
- Add support for SAA1099 sound chip
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Re: MiSTer: updates changelog

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ZX Spectrum:
- Add support for dual YM2203 (Turbosound-FM).
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Re: MiSTer: updates changelog

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Genesis:
- Change the name FpgaGen -> Genesis. Please update the core folder name!
- Update FM core with latest one from José Tejada Gómez repository.
- Fix: FM misses the write (improper sound in some games like Punisher).
- Increase the sound volume.
- Cleanup from async clocks -> improve the core stability.
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Re: MiSTer: updates changelog

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ZX Spectrum:
- Fix: FM misses the write
- Improved YM2203 model.
- Adjust YM2203 frequencies so PSG and FM matches each other.
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Re: MiSTer: updates changelog

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New core: Arcade: Crazy Climber
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Re: MiSTer: updates changelog

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Genesis:
- VDP fixes from Alastair M. Robinson.
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Re: MiSTer: updates changelog

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Hardware:
- I/O Board v5.5
- USB Hub v1.1
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Re: MiSTer: updates changelog

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Vectrex:
- Fix rasterizer (Dar) - some games like Clean Sweep and Moon Lander look mich better now
- Add speech engine (Dar)
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Re: MiSTer: updates changelog

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ao486:
- Switch OPL3 to the one from Next186.
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Re: MiSTer: updates changelog

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NES:
- Fix VGA scaler blanking.
- fix metastability.
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Re: MiSTer: updates changelog

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MiSTer:
- Minimig: fix caps lock key.
- INI option to enable volume control.
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Re: MiSTer: updates changelog

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New core: MulitiComp_MiSTer ported by cvenditti
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Re: MiSTer updates and changelog

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MultiComp:
- Add 6502 Basic
- Add 6809 Basic
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Re: MiSTer updates and changelog

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New core: Amstrad CPC 6128
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Re: MiSTer updates and changelog

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Amstrad:
- u765 improvements for better protected disks support.
- SDRAM improvement to reduce system clock and improve stability.
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Re: MiSTer updates and changelog

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ZX Spectrum:
- +3 disk support improvements.
- tweak the T80 timings to match original Z80.
- some improvements in constraints.
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Re: MiSTer updates and changelog

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Amstrad:
- u765: Improved handling of disk protections
- More precise CPU model.
- Reworked CPU wait states -> better compatibility with demos and graphics effects.
- some improvements in sound.
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Re: MiSTer updates and changelog

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MiSTer:
- Update the Logo in about dialog.
- Implement mask for OSD file extensions.

Amstrad:
- Add CPC664 mode
- Improved SDRAM code.
- Add Drive B: support.
- Add Multiface 2 (Gyorgy Szombathelyi)
- Support for expansion ROM loading.
Note: You need to update amstrad.rom and MiSTer binary!
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Re: MiSTer updates and changelog

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ZX Spectrum:
- Fix some CPU instructions timings.
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Re: MiSTer updates and changelog

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MiSTer:
- Amstrad: support for boot expansions.

Amstrad:
- OSD option for Multiface 2
- Some code optimization and refactoring.
- CPU timings improvements.
- Support for boot expansions.
Note: You need to update the MiSTer binary!
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Re: MiSTer updates and changelog

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Amstrad:
- All new CRTC module with better performance and less glitches.
- Improved FDC controller.
- Some fixes and improvements in CPU.
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Re: MiSTer updates and changelog

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Amstrad:
- u765: improve the timings.
- Reworked gate array code to improve the timings and fix the bugs.
- Merge clocks into single one for better stability.
- Fix and Improve the CRTC.
- CPU: many fixes and tweaks. Now ZEXALL test is fully passed. Instructions timings looks like correct as well.
- Correct overall timings between CPU, CRTC and Gate Array.
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Re: MiSTer updates and changelog

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Amstrad:
- New, fully rewritten CRTC module with better timings.
- Interlace mode support together with integrated de-interlacer.
- Support half-char shift for games using smooth horizontal scrolling (like Edge Grinder)
- More CRTC tricks are supported.
- Better handling of fake interlace modes (Batman Forever, PPP, Pinball Dreams).
- Many improvements and fixes in FDC(u765) - more support for protections.
- Better monochrome modes: Amber, Cyan
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Re: MiSTer updates and changelog

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ZX Spectrum:
- Many fixes of undocumented Z80 features.
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Re: MiSTer updates and changelog

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Amstrad:
- Update undocumented CPU features.
- Update FDC (u765).
- Some fixes in CRTC
- Add support for Kempston, SYMBiFACE, Multiplay (A) mice.
- Add ASIC palette.
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