SimCoupe

Changes since the last release: - fixed macOS Gatekeeper issues by code-signing app - fixed macOS showing accent popup for held keys (#113) - fixed macOS shake-to-locate mouse issue (#114) - fixed instruction trace showing wrong register values (#111) - fixed issue disabling breakpoints when more than 22 were set - fixed window border colour being too light (#115) - fixed use of "yes" as boolean value on command-line (#112) - added alternative debugger key mappings - added PDB file generation to aid debugging Windows builds

Changes since the last release: - fixed bpu breakpoints being deleted on trigger (#99) - fixed allowing dots in expression identifiers - fixed debugger step-out not stopping after RETI/RETN - fixed pasting of text containing extended BASIC keywords - fixed SAM mouse capture release when opening GUI - fixed audio pops after turbo mode running - fixed allowing new/open disk when GUI was active - fixed missed changes to disk image read-only status - fixed initialising unnecessary SDL subsystems (#100) - added -keyin command-line option for auto-typing (#105) - added Command-V paste support on macOS (#110) [petemoore] - added -exitonhalt option to aid automation (#100) [petemoore] - added option to override resource file location (#101) - added hidden support for Atom Lite interface as drive 1 - improved accuracy of mouse interface emulation - changed to write only non-default options to SimCoupe.cfg

Changes since the last release: - fixed data loss when modifying compressed disk images - fixed double-click issue affecting Driver users [Win32] - fixed MRU entries for relative paths passed on command-line [Win32] - fixed white window flash on startup [Win32] - fixed stuck display image if ROM fast boot failed - added Paula DAC on port 0x60, used by Inner Circle Sample Demo - added zoom menu check against current zoom level [Win32] - added hidden option to control SAA high-pass filter - added hidden option to randomise im 2 bus values

Changes since the last release: - fixed emulator startup with no Win32 audio device (#97) - fixed key modifier use with numeric keypad (#93) - fixed disassembly addr mismatch from previous view (#96) - fixed debugger graphics view mode 1+2 crash (#94) - fixed crash on emulator exit with active print job - fixed use of Win32 disk devices with valid partition tables - fixed SDIDE sector writing only alternate bytes - fixed harsh click on first beeper use - fixed unused index prefix on 59 (`LD E,C`) disassembly - disabled motion blur option for now

Changes since the last release: - fixed shifted SDL key symbols not working in debugger (#90) - fixed truncated WAV audio recordings due to missing close+flush - fixed "Pause" not clearing in Win32 caption after CPU reset (#91) - fixed phantom inputs on later SDL joystick axes causing issues (#80)

Changes since the last release: - fixed joystick rotation axis causing unwanted movement (#80) - fixed booting of disks inserted during startup under macOS (#82) - fixed rogue No Disk error when saving from Legend of Eshan - fixed missing error for incompatible MGT formatting attempts (#86) - fixed no-disk formatting behaviour (#86) - fixed debugger data target display for negative index offsets (#88) - improved handling of DI;HALT state in debugger to reduce confusion - improved portable version compatibility for Linux builds

Changes since the last release: - fixed main screen contention offset. - improved OpenGL 3 compatibility on macOS. - added LPEN b0 support in screen modes 1-3. - added WARP driver fallback for running in Windows VMs. - added basic motion blur support to SDL backend.

Changes since the last release: - fixed clipboard paste not working on boot screen. - fixed broken Windows shell path auto-complete. - fixed various issues affecting initial SDL window size - improved portability of window position/size saving. - improved validation of ZX82 ROM containers. - moved samdos2 dosboot image to external resource file. - added support for older SAM ROM images (#77) - added manual play/pause to Win32 tape browser (#77) - added missing tape auto-load triggers. - added fast boot frame limit for broken or custom ROMs. 20220413: macOS package rebuilt to restore 10.15 (Catalina) support.

Changes since the last release: - fixed read port MSB in block IN instructions (#75) - fixed utf-8 path issues under Windows (#74) - added additional Win-F11 shortcut for SAM F1 (#73) - help now opens Manual.md instead of ReadMe.md

Changes since the last release: - improved HALT implementation to better match real Z80 - improved behaviour of multiple breakpoints at same location (#70) - added clipboard support for built-in GUI text inputs (#71) - added basic session command history to debugger

Changes since the last release: - fixed ATA IDENTIFY command returning too much data (#65) - fixed command-line disk images not auto-booting (#69) - fixed Win32 installer to add file associations (#66) - fixed command-line disks not getting added to MRU list. - changed Win32 installer to install x64 version if appropriate. - corrected documentation, which suggested default base was decimal (#67) If you use the Win32 installer it's recommended that you uninstall the old version before installing the update. Most users will be moved to the 64-bit version that lives under `Program Files` rather than `Program Files (x86)`. Start menu icons are now in a SimCoupe folder, with the old shortcuts still referencing an outdated version.

Changes since the last release: - fixed read-only disk error with Pro-Dos v2 (#64) - fixed failure to recognise inserted tape images. - fixed missing icon end marker that risked crash under Win32. - changed Comet symbol export to always scrape from memory (#63) - changed symbol export to save use local line endings (#63) - changed to use MSVC runtime DLLs instead of static linking.

Changes since the last release: - fixed CRLF issue reading old Linux/macOS configuration files (#62) - fixed first reset after DI;HALT failing due to incomplete CPU reset. - fixed file selector showing /home instead of full $HOME - fixed RETI to restore iff1 from iff2 (undocumented). - restored support for CMOS Z80 behaviour [out (c),0/255]. - restored register init for hard/soft reset. - added support for in-memory Comet symbols. (#63) - added support for exporting debug symbols to .map (#63) - improved auto-type to ensure turbo mode is turned off.

Changes since the last dev release: - fixed build optimisation on non-Windows versions. - fixed truncated trace address labels (#63). - added support for extracting Comet symbols (#63). - improved trace formatting, adding disassembly symbols. - restored memory contention tables for speed increase on some platforms.

Changes since the last dev release: - fixed opening disk images inside zip archives (#61) - fixed pasting of large BASIC listings - added support for full size GIF recording (#59) - added 50/25/16.7/12.5 framerates for GIF recording - moved end-user instructions into Manual.md

*** Hotfix update to fix EDSK save issue in v1.2.1. *** Changes since the last release: - fixed missing video update before display memory changes. - fixed CPU emulation of undocumented BIT instructions (#56) - fixed media warnings for unattached devices (#24) - fixed unwanted ROM symbols in user code (#26) - fixed ATA device revision string not showing date correctly. - fixed menu issues, usually seen as duplicate entries [Win32]. - fixed disassembly of some DDCB undocumented instructions. - restored full double register display in instruction trace (#55). - added samdos2 symbols to debugger (#44) - added address symbols to trace view (#43) - added proper version number to About (#45) - added hidden option to simulate disk read errors, for developers. - added SAMdiskHelper version check to recommend upgrade [Win32]. - improved dosboot to only trigger in ROM1. - increased menu MRU from 6 to 9 items [Win32].

Changes since the last release: - fixed main screen memory contention alignment (#54). - fixed debugger single-stepping just index prefixes (#53). - fixed instruction trace showing double registers when only half changed. - fixed step-out feature in debugger. - fixed debugger benchmark mode still processing interrupts. - fixed cancelled line interrupt end event showing in debugger. - added 'tryvrr' option (default=true) to try Variable Refresh Rate video. - added Ctrl modifier to run more instructions using the KP4/5/6.

*** TIMING BROKEN, DO NOT USE *** Changes since the last release: - improved frequency of generated sound output (#36) - improved bus values from unhandled ports (fixes KEDisk) - improved aspect ratio (59:54) to match signal details - changed visible areas to better reflect what can be seen on a TV - renamed borders option to visiblearea - added alternate debugger display mode to give full refresh (#46) - restored -autoboot command-line option (#49) - removed prompt to save changes to disks - fixed border artefact colour if using upper 8 colours - fixed incorrect zoom handling when fullscreen/minimised/maximised - fixed missing allophone data file in non-Windows installations - fixed %s shown in disk insert message [SDL] - fixed current debugger trace entry colour - changed to more accurate Z80 CPU core - changed to pull SAASound from official project at GitHub

Changes since the last release: - fixed fullscreen and window position saving issues (#31) - fixed crash opening empty tape image (#34) - fixed frozen screen after keyboard speedup (#35) - fixed Blue Alpha VoiceBox being detected when disabled (#40) - fixed half-height GIF animations (#38) - fixed cursor positioning in hex edit mode (#41) - fixed some UTF-8 path encoding issues (#32) - fixed issue selecting non-existent recent file - renamed Atom Legacy to Atom Classic - hide some OS key combinations from emulation - allow debugger to be toggled **Binary zip packages refreshed on 2021-05-29 due to virus scanner false-positives**

Changes since the last release: - added support for Blue Alpha VoiceBox. - changed default external memory to 1MB (new installs). - changed motion blur to lerp instead of max. - fixed error on minimising window [Win32] - fixed wrong menu shortcut for motion blur (Shift-F6, not F7) [Win32] - fixed AVI recording being half height. - fixed New Disk only working if disk already existed. - fixed function key options being truncated by old SimCoupe. - fixed dropped tape files not adding to MRU menu.

Changes since the last release: - updated D3D9 backend to D3D11 for G-Sync/FreeSync support (fullscreen). - updated DirectSound backend to XAudio2 2.9, for better dynamic device support. - added integer scaling to reduce scaling artefacts, especially in debugger. - added sRGB support to rendering pipeline for gamma-correct blending. - added motion blur option to reduce Gigascreen animation flicker. - added alt- window scaling up to Alt-9 (500%). - added multi-sector read support to ATA devices (used by PlayAnimHD). - changed frame sync to be time based for smoother frame delivery. - changed function key mappings to use strings in config file. - fixed reset when LINE port set to zero giving black boot screen. - fixed creating new MGT/CPM images. - removed video scanline support, which is less useful on modern displays. - removed window size snapping and forced window size changes. - removed real Windows printer support.

Changes since the last release: - Fixed data corruption writing to Atom devices (doesn't affect Atom Lite). - added more ROM0 symbols for jump table entries and block instruction. - Added shortcut for UNTIL breakpoints, allowing just an address to be entered. - Updated SAASound to v3.4.0 to fix #23

Changes since the last release: - Added support for LPEN b0 over main screen. - Added SOFF support for LPEN and HPEN. - Fixed TXFMST active time after MIDI OUT. All current ASIC tests now match original hardware.

Changes since the last release: - added experimental [SSX](https://github.com/simonowen/ssxview) screen image saving. **Updated to fixed incorrect assets (#22)**.

Changes since the last release: - fixed CPI/CPD/CPIR/CPDR instruction timings

Changes since the last release: - Fixed failure to open resources in non-ASCII paths - Fixed interrupt timing issue causing sample player demo flicker. - Fixed passing bare paths to portable EXE [Win32]

Changes since the last release: - fixed issue if PC changed when CPU is halted. - fixed missing silence in WAV recordings. - fixed bad WAV recordings under Linux x64. - fixed refreshing debugger on reset or NMI. - fixed PNG saving writing invalid images. - fixed Atom media detection. - fixed use of Atom Lite ROM when enabled in drive 1 slot. - added keypad support for debugger number input. - restored support for external SAASound library. - moved ROM images to external files.

This is a Windows build of the current development source code, which should be relatively stable, but is not yet feature-complete for v1.1, . Feedback and bug reports are welcome!