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GR8BIT knowledge base

KB# *LinkTitle, author(s), date
KB0018
I
PDF: KB0018   HTML: KB0018 GR8blaster device for MSX
Brychkov, E.; Apr 24, 2018
DN0006
I
PDF: DN0006 GR8NET mono to stereo modification
Brychkov, E.; Sep 28, 2017
DN0005
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r
PDF: DN0005 GR8NET sound line decoupling
Brychkov, E.; Feb 05, 2016
KB0017
I
HTML: KB0017 How to successfully design and build your own electronics project
Brychkov, E.; Nov 24, 2014
DN0004
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PDF: DN0004   HTML: DN0004 Installing V9958 into your GR8BIT
Brychkov, E., Cancho Niemietz, R.; Oct 20, 2014
KB0016
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HTML: KB0016 Dual port SDRAM controller
Shiraishi, D., Brychkov, E.; Mar 03, 2014
KB0015
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P
HTML: KB0015 Best practices creating designs with EAGLE
Brychkov, E.; Jan 03, 2014
KB0014
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PDF: KB0014   HTML: KB0014 Composite and Y/C Video Board
Brychkov, E.; Nov 08, 2013
KB0013
I
PDF: KB0013 GR8BIT as a Digital Oscilloscope
Brychkov, E.; July 01, 2013
KB0012
I
PDF: KB0012 Building a slot bay
Brychkov, E.; May 30, 2013
KB0011
I
r
PDF: KB0011   HTML: KB0011 Building ByteBlaster-II device
Brychkov, E.; Dec 03, 2012
KB0010
I
r
PDF: KB0010   HTML: KB0010 Adding a multimedia capability: a Covox device
Brychkov, E.; Oct 23, 2013
KB0009
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PDF: KB0009   HTML: KB0009 Accelerating your GR8BIT
Brychkov, E.; Oct 12, 2012
KB0008
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PDF: KB0008 Calibrating real-time clock
Brychkov, E.; Oct 02, 2012
DN0003
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PDF: DN0003   HTML: DN0003 Storage subsystem version 3.0 Manual
Brychkov, E.; Sep 10, 2012
KB0007
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PDF: KB0007   HTML: KB0007 When and why 1 multiplied by 0 is not equal to 0
Brychkov, E.; Jun 1, 2012
DN0002
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PDF: DN0002 Storage subsystem v.2.0a: Using and Programming
Brychkov, E.; May 10, 2012
DN0001
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PDF: DN0001 Storage Microcontroller v.2.0 Upgrade
Brychkov, E.; Apr 4, 2012
KB0006
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PDF: KB0006 Using GR8BIT Storage Subsystem
Brychkov, E.; Mar 15, 2012
KB0005
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PDF: KB0005 Timing feature of SCREEN7 and SCREEN8 video modes
Wilmans, J., van der Meulen, R., Brychkov, E.; Mar 09, 2012
KB0004
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PDF: KB0004   HTML: KB0004 Using GR8BIT Language Pack and PS2 Keyboard
Brychkov, E.; Aug 14, 2012
KB0003
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PDF: KB0003 Slot Keying for the Slot Board
Wilmans, J.; Feb 27, 2012
KB0002
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PDF: KB0002 Clarification of MSX cartridge electrical compatibility
Wilmans, J., Brychkov, E.; Feb 24, 2012
KB0001
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r
PDF: KB0001 Increasing GR8BUS and slot-bus circuit load capacity
Wilmans, J., Brychkov, E.; July 18, 2012
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Legend:
I
Informational,
R
Recommended,
r
Updated/re-released,
P
Preliminary/gathering feedback
Please fill in the GR8BIT KB template and contact us in order to populate this section. Thank you.
Please check with your educational institution (employer) if articles you are (co-) authoring in can be credited towards your academic record (qualification level).

GR8BIT downloads

This section allows you to download freely available documentation, code, executables and case studies.
Contributions to the downloads section and/or to the contents of downloadable documents and code are welcome.

Type, Date Developer or Owner, License
Microcode
GR8BIT Langpack New! Update v.1.0a supports PS/2 keyboard, JA/RU/Intl/PT code pages [March 03, 2012] Copyleft Eugeny Brychkov
» (Download) GR8BIT Language pack (replacement for Kanji ROM, 16KiB). Languages: JA, EN, RU, ES, FR, DE [March 22, 2011]
GR8BIT PS/2 keyboard microcontroller New! Microcode update v.1.0b [August 14, 2012 (r)] Copyleft Eugeny Brychkov
» (Download) GR8BIT PS/2 keyboard microcontroller Microcode update v.1.0a [March 02, 2012]
» (Download) GR8BIT PS/2 keyboard microcontroller (based on PIC16F1828) [November 28, 2011]
GR8BIT storage New! microcode version 3.0 with built-in GR8STORM™ [September 10, 2012] Driver Copyleft Eugeny Brychkov,
Kernel © MSXLC
(licensed to registered
GR8BIT owners)
» (Download) GR8BIT storage microcode with HDD support v.2.0a and GR8HDD utility [May 10, 2012]
» (Download) GR8BIT storage microcode update v.2.0 for 18F46K22 [April 04, 2012]
» (Download) GR8BIT storage microcode package v.1.0b for PIC16F1939 [March 15, 2012]
» (Download) GR8BIT storage ROM update v.1.0a [January 26, 2012]
» (Download) GR8BIT storage microcontroller, based on PIC16F1939 [November 28, 2011]
GR8BUS master board New! configuration modules
  • Konami SCC [December 02, 2012]
  • SPI LAN (W5100-based) and arbiter [December 21, 2012]
  • Micro-SD card [January 03, 2013]
  • Digital oscilloscope with samples [July 01, 2013]
Copyleft Eugeny Brychkov
Applications
COVOX: Covox device in parallel port demonstration program [October 19, 2012] Copyleft Eugeny Brychkov
CHKSPD: CPU speed estimation and RTC calibration program [October 02, 2012]
Nishi-san bloadable photo (source includes portion of LZW expansion code) [December 27, 2011]

Books and documentation

This section presents MSX-related books in various languages. If you wish to add any related book in your language, please contact us. Viewers you may need: Adobe Reader (PDF), DJVU plug-in (DJVU), EAGLE (SCH/BRD/LBR), Polygon for Picaso (STL).

Documentation and designs

GR8BUS pinout
GR8BUS system bus pinout
[November 29, 2011]

English
1 page (PDF)

Eugeny Brychkov
(2011)
GR8BUS edge connector
GR8BUS board components library
[January 21, 2012]

English
EAGLE (LBR)

Eugeny Brychkov
(2012)
MSX breadboard
MSX breadboard design
[October 25, 2013]

English
EAGLE (SCH/BRD)

Eugeny Brychkov
(2013)
Konami SCC board
Konami SCC cartridge design
[August 22, 2013]
 [minor correction May 14, 2014]
 [minor correction June 26, 2020]


EAGLE (SCH/BRD)

コナミ株式会社
(1988)
Eugeny Brychkov
(2013)
FM-Pak
FM-Pak without SRAM

Konami and Sunrise casings
Rev.1 [Jan 22, 2014]

EAGLE, Gerber/Drill

G. d'Osvualdo (2008),
E.Luppes, C.Martin,
E.Boez, E.Brychkov (2013)
Mega Flash-ROM
Mega Flash-ROM 512K

Konami casings
Rev.B [Oct 21, 2014]

EAGLE

J-P.Dubois, E.Boez,
E.Brychkov (2014)
GR8programmer device
GR8programmer design
[August 29, 2018]

Gerber/drill files

E.Sokolowski (2018)
GR8BIT internal card brackets printing files
GR8BIT card brackets
[February 10, 2019]

STL files

M.Splett (2019)
YIS805 MSX computer circuit diagram
YIS805 MSX computer
circuit diagram

[June 18, 2009]
[Published Aug 23,2019]

PDF file

E.Brychkov (2009)
GR8BIT slot frame and mount
A 3D Printed cartridge slot
frame and mount for your
GR8BIT computer

[August 24, 2019]

STL files

M.Splett (2019)

Books

V9938 programmer's user guide
V9938 Programmer's Guide
[March 06, 2011]
[Upd. March 13, 2022]


English
108 pages (PDF)

Eugeny Brychkov,
株式会社アスキー,
ヤマハ株式会社
(1985, 2010)
Справочное руководство по языку программирования БЕЙСИК
Справочное руководство по языку
программирования БЕЙСИК

[January 18, 2013]
Русский (Russian)
418 страниц (DJVU)

ヤマハ株式会社 (пер. с англ.
под ред. Гиглавого А.В.)
(1986)
Практические занятия на ПЭВМ Ямаха
Практические занятия
на ПЭВМ Ямаха

[January 23, 2013]

Русский (Russian)
265 страниц (DJVU)

Степанов М.Е.
(1987)
Issues on YJK colour model implemented in Yamaha V9958 VDP chip
Issues on YJK colour model
implemented in Yamaha V9958
VDP chip

[October 24, 2014]

Ricardo Cancho
Niemietz (2014)
(ed. Eugeny Brychkov)

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