Jan 092010
 

A new version of DSP, an emulator for various computer systems including the Amstrad CPC, is now, after a long time of development, available. You can download the new version from the DSP homepage.

Changes:

• General
   +ENHANCE: Started portability Lazarus + Free Pascal, now DSP can be compiled in Delphi, Lazarus under Windows and Lazarus under Linux (arcade drivers only ATM).
   +BUG: Fixed a bug closing audio in Windows
   +ENHANCE: Added a variable in the INI file to locate the language files
   +ENHANCE: Create the INI file even if DSP don’t find language files
   +BUG: Fixed a bug in the scroll, when the length of the screen was equal to the scroll window
   +ENHANCE: Added sprite functions to use other sprites sizes than the original of the uncompressed graphics.
   +ENHANCE: YM2151 – More speed (for example the opening scene of Jackal don’t slow down)
   +BUG: Fixed some bugs when you select a portion of the tape directly from the panel.
   +NEW: i8255 – Device i8255 (Mode 0 only)
   +ENHANCE: M68000 – Added some more opcodes.
   +ENHANCE: Fixed some bugs in the initial list of game load (initial preview, the initial list, default image, etc.)
• Spectrum
   +ENHANCE: Implemented the special ULA+ colors function
   +ENHANCE: Implemented screen with scanlines 2X and 3X.
   +BUG: Fixed a bug in 0x19 block of TZX, don’t pause and games with protection Speedlock 1 does not work.
   +ENHANCE: Implemented the initial state of the EAR with the symbols of the TZX 0x19 block, now load more games.
• Amstrad CPC
   +NEW: Implemented i8255, more games load ( ‘Baby Jo Going Home’ saga ‘Barbarian’, etc), the color palette changes correctly.
   +ENHANCE: Keyboard works much better (‘Antiriad’ works)
• Contra
   +NEW: Added driver with stereo sound. Sprites problems, possible bug in the M6809 core
• Mappy
   +NEW: Added driver without sound. Possible bugs in the M6809, graphical glitches.
• Rastan
   +NEW: Added driver with sound (bugs in the M68000, so you can not pass the second stage).
• Legendary Wings Hardware
   +NEW: Added Legendary Wings driver with sound
   +NEW: Added Section Z driver with sound
   +NEW: Added Trojan driver with sound, missing ADPCM sound
• Street Fighter
   +NEW: Added driver with sound, missing ADPCM. When you start the driver, make some sound, and then stops all.
You can download the new binary (for windows and linux) and the source from here.

Sep 092009
 

A new version of DSP, an emulator for various computer systems including the Amstrad CPC, is now, after a long time of development, available. You can download the new version from the DSP homepage.

Changes:

Added Motorola 68000 CPU!
• General
   +BUG: Fixed a stupid bug when looking for automatic updates.
   +BUG: When you select the list of drivers the current driver pause and stays in the background
   +BUG: Fixed joystick.
   +BUG: M6809 – At last! Fixed the last bugs in the M6809 core and G’n’G works correctly, the music on the Express Rider, Super Basketball, etc
   +NEW: M68000 – New CPU core, with many bugs but enough for some drivers from starting up.
   +ENHANCE: NEC765 – Implemented ‘Hexagon’ protection and other improved features, more games now load
   +ENHANCE: Added functions for generic moving of 8, 16 and 24 bits for the decryption of ROMs (Popeye, Toki, etc)
   +NEW: Added Z80CTC and Z80PIO devices, still very basic and not working so well (for the sound of StarForce and Sega System 1/2)
   +ENHANCE: Organized files of source code for more clarity.
   +BUG: Fixed when trying to boot a driver without the ROMs, DSP error gave one exception
   +ENHANCE: Fullscreen mode implemented in a rudimentary way. You must restart the emulator to change to full screen (first select ‘Full Screen’ mode, and then restart emulator), and with the keys ‘ALT-TAB’ you can change from the emulator to main screen.
• Tehkan World Cup
   +ENHANCE: Implemented generic scroll, fixed the graphics bugs
   +BUG: Fixed problems between the main CPU and secon CPU, still problems with the audio CPU
• Popeye
   +BUG: Fixed some graphical glitches
• Commando
   +ENHANCE: Implemented generic scroll
• Psychic 5
   +ENHANCE: Implemented generic scroll
• Express Raider
   +ENHANCE: Implemented the priorities in the background, look at phase 3 ‘the tunnel’
   +BUG: Fixed audio speed, changed CPU clocks (I think they are more correct)
• Galaxian Hardware
   +NEW: Galaxian – Added driver without sound
   +NEW: Jump Bug – Added game with sound, the driver has problems with the NMI’s of the Z80 ¿?
   +NEW: Moon Cresta – Added driver without sound
• Rally X Hardware
   +ENHANCE: Jungler – Integrated driver in the hardware
   +NEW: Rally X – Added driver with sound
• Super Basketball
   +BUG: Implemented generic scroll. Fixed position, was a displaced one pixel
   +BUG: Fixed sprites colors
   +BUG: Fixed audio (music stay playing, no ball sound, etc)
• Bubble Bobble
   +NEW: Added driver with sound, for some reason the sound is implemented but not working
• Terra Cresta
   +NEW: Added a real driver with sound
• Prehistoric Isle 1930
   +NEW: Added driver without sound
   +BUG: Not implemented second scroll, problems with IRQs (hacked to work), no controls, etc.
• Tiger Road Hardware
   +NEW: Tiger Road – Added driver with sound
   +NEW: F1 Dream – Added driver with sound, for some reason the protection does not work, and I am using the bootleg version
• Snow Bros
   +NEW: Added driver without sound
   +BUG: Missing controls, does not work due to bugs in the M68000 core
• Toki
   +NEW: Driver with partial sound (missing OKI6295)
   +BUG: Problems with the M68000 and the synchronism of the scroll

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