DCMOTO - Release notes

DCMOTO is an emulator for Windows of all Thomson 8 bits computers
Version : 2010.04
Author : Daniel Coulom
Web page : dcmoto.free.fr

Emulated computers

• MO5, MO5E, german MO5E
• MO5NR, MO6, Olivetti Prodest PC128
• T9000, TO7
• TO7/70, arab TO7/70
• TO9, german TO9
• TO8, TO8D, TO9+

Installation

Required hardware configuration

Pentium or Pentium compatible processor. Processor frequency 300 MHz or better.
Windows 98/ME or Windows 2000/XP/Vista or newer.
640x480 or better display, 65536 or more colors.
Audio processor needed.

Install dcmoto

Unzip downloaded file to any folder.
Make a shortcut to dcmoto.exe program (optional).

Using dcmoto

Execute dcmoto.exe by double-clicking the filename or using the shortcut.
Select the language (Options/Settings...).
Read online Help and dcmoto web site documentation.
Keyboard layout can be displayed and modified by user (Options/Keyboard...).

History

Version 2010.04

• Brightness and contrast slightly modified for 16 color palette
• Right-Ctrl is used as the default key for ACC emulation, for all computers
• Better full-screen mode. Shortcuts are PAGE-UP for full-screen and PAGE-DOWN for windowed mode
• DirectSound is no longer used, to make sound emulation simple and light

Version 2009.05

• TO8, TO8D and TO9 keyboard emulation fixed. This solve the keyboard problem with Le 5ème Axe
• Better interrupt management in 6809 emulator
• Tape writing with TO7 : error fixed
• No more bank switching with TO8 and TO9 when writing to an address > &H1FFF
• Saving and restoring of 'Stop on invalid 6809 operation code' setting fixed

Version 2009.02

• Error fixed in TO9+ key decoding function
• New tuning : display contrast and brightness
• New dialog box for speed tuning, sound tuning and display tuning
• 4096 color palette computed with EF9349 gamma coefficients
• 8 and 16 color palette computed with genuine four level color coding

Version 2009.01

• French MO5E emulation (AZERTY keyboard)
• Arab TO7/70 emulation (QWERTY keyboard)
• German TO9 emulation (QWERTY keyboard)
• Memory expansion enabled/disabled option
• TO8 and TO9 Mute signal bug fixed
• Tape unit tool bug fixed
• Sound volume control added
• Emulation stopped during disk formating
• Screenshot function added to File menu
• Snapshot save and restore functions added to File menu
• Fixed 6809 SYNC instruction. Now 5ème Axe character doesn't blink anymore

Version 2008.01 (v10.1)

• Sharp tuning of microprocessor frequency (step = 1 kHz)
• Improved accuracy of sound sampling frequency
• New 'Apply' button in Settings dialog box
• New values for sound buffer number : 2-4-6-8-10
• Ramdisk formating fixed
• Load snapshot function fixed
• No more sound interferences during setting of T08-TO8D-TO9+ color palette

Version 2007.10 (v10.0)

• Automatic initialisation of the system date (TO8, TO8D, TO9+)
• New display routines for more acurate rendering (have a look at HCL demo)
• Enable/disable option for numpad emulation
• Enable/disable option for joystick emulation with PC numpad
• Fixed bug in music and game MC6821 emulation
• Fixed help dialogbox resize

Version 2007.08 (v9.6)

• Fixed v9.5 bug in QDD emulation for MO5 and MO5E
• Break point type can be selected (exec, read, write)
• Fixed lightpen and mouse coordinates in left or right margin
• Added warning message before floppy disk formating
• Auto-rewind after reaching the end of a tape image (.k7 file)
• After a floppy disk access error, right error code is returned
• Fixed disassembler bug for LDY, CMPX et CMPY (immediat mode)
• Fixed disassembler bug (PC relative address)
• Added CD 90-015 floppy controller emulation
• Added single side low density floppy disk emulation
• Fixed 6846 emulation error (CRC register)
• Added new option : number of sound buffers (2, 4 or 8)

Version 2006.12 (v9.5)

• Simplification of language dependent message management
• MC6846 controller timer emulation improved
• Mute signal emulation fixed (sound bug in Bob Winner is fixed)
• Fixed program crash when reading not opened .k7 file
• Added new screenshot size : 600x400
• New option to do not stop 6809 on invalid operation code
• New optional break point on memory read or write
• Lightpen position on a black area is no longer detected
• Fixed TO9 cursor blinking malfunction
• Fixed GP500 and Bactron sound problem on TO8
• Joystick emulation no more linked to emulated computer
• Added emulation of the TO8, TO8D, TO9, TO9+ numeric keypad
• Better executable compression using LZMA algorithm

Version 2006.10 (v9.4)

• Cartridge initialisation fixed in hardreset function
• Keyboard shortcuts for snapshot and screenshot
• CD90-351 emulation fixed (4 rom banks switched with &a7d8)
• MRX file format modified (controller type added)
• 6809 disassembly shows microprocessor cycle number
• New option for 320x200 screenshot (without border)
• TO9 colour errors fixed
• New emulation speed options : 800% and max
• Added new screen mode 'bitmap4HCL' for HCL mega demo
• New layout for 'debug' dialog box
• Bugs fixed in 6809 disassembler
• Selected bank number displayed in 'debug' dialog box
• Improved 'Copy to clipboard' function in 'debug' dialog box
• Printer emulation now works for every emulated computer
• External controllers now work for every emulated computer
• Fixed joystick detection bug (ie in Yeti)
• Fixed LOGO-TO7 cartridge control (a new logo-to7 is available)
• Many detail improvements
• .sap file conversion fixed

Version 2006.04 (v9.3)

• Task bar and menus are disabled in full-screen mode
• Keyboard customization dialogbox improvements
• Possible crash fixed in keyboard remapping
• .mrx format improvement, to save cartridge contents
• Keyboard shortcuts : Pause, Screenshot, Snapshot, Debug
• Screenshot size can be selected in Options / Settings...
• New F8 shortcut key to restore a .mrx file
• Error and warning message management fully redesigned
• Device selection bug fixed in 'Settings' dialog box
• Write protection checkbox in 'Tape unit' dialog box
• Status bar updated after option setting
• Status bar updated after 'Tape' tool had been used
• 'tape protection' checkbox size fixed in 'settings...' dialog box

Version 2005.09 (v9.2)

• Fullscreen mode available with ALT-ENTER
• Improved screen display programming (using function pointers)
• Video line displayed 12 microseconds sooner (to fit Puls group demos)
• Bug fixed in built-in TO8-TO8D-TO9+ controller (jamming some Infogrames games since v9.1)
• Optimization of 6809 emulator

Version 2005.06 (v9.1)

• User can change keyboard layout
• TO8 and TO9 Palette Load/Save functions corrected
• TO7/70 border color bug fixed
• Gamma correction improved for all emulated computers
• Many detail improvements
• CPU load reduced with more efficient programming (using pointers to functions)

Version 2005.01 (v9.0 beta 3)

• New display interface using DirectDraw
• New audio output using DirectSound
• Window can be resized and maximized
• New options for zooming and write protection
• New fields in Debug window
• .mrx file name can be choosed
• Screenshots can be saved to .bmp files
• TO7 second version is now emulated
• .sap files are read and automatically converted
• Bug fixed : disk format for unit > 0
• DirectX detailed error messages
• Screenshot .bmp structure compatible with non-microsoft software
• GetWindowInfo function removed for Windows 95 compatibility

Version 2004.08 (v8.4 preview)

• TO9 keyboard bug fixed
• About DCMOTO switched from file menu to help menu
• Minor changes in keyboard layout to improve consistency among emulated computers
• Memory access improved for a better performance