JROKs Homepages. June 1. New Revision of the w. SYSFPGA board Version 1. Download PSP MAME4ALL v4. Hires Game Pack Playstation Portable PSP Homebrew The Iso Zone The Ultimate Retro Gaming Resource. SYSFPGA board now with a VGA connector to make monitor hookup easier. Sept 2. 1st  2. 01. Zoo. Q Menu update v. Bugfix for the Zoo. Q boot Menu Firmware updates are here. Current Zooq firmware. CvWFSvF9bq8/UH0ggG72q5I/AAAAAAAAAOg/MHu4pLm-hKc/s1600/2012.10.16-10.51.25.jpeg' alt='Mappy Mame Rom' title='Mappy Mame Rom' />July 2nd  2. Zoo. Q PCBThe Zoo. Q Zoo. Keeper Qix all in one board is finally shipping. I should probably put some photos up on the thing. September 7th  2. MSF firmware updates. Mappy Mame Rom' title='Mappy Mame Rom' />The latest firmware for flash updating the MSF boardsert    V1. CRT monitors. June 3rd 2. MSF 8. 08. 8 Based Mylstar compatible. It FINALLY happened, or at least after half a dozen hardware. Other News  the 2. WSF board should. June 2. 01. 5 just to be clear July 3. Silently Install Adobe Reader Dc For Mac'>Silently Install Adobe Reader Dc For Mac. BZF Ber. Zerk Frenzy All in One. The production quality board came out beautiful in blue   The. BZF name comes from Ber. Zerk and Frenzy. So it looks like its time to get to work on the next project April 1. BZF Prototype. Time really gets away. Finally pics of the prototype BZF. Berzerk Berzerk Frenzy all in one PCB. The board plays the two version of. Berzerk and Frenzy, its designed as a single board replacement. Electronic Circuit Schematics. Note that all these links are external and we cannot provide support on the circuits or offer any guarantees to their accuracy. Download Mappy ROM for Nintendo NES from Rom Hustler. Fast Download. M4 M79 Ambush M. A. C. H. 3 M. I. A. Missing in Action Japan M. I. A. Missing in Action version S M. I. A. Missing in Action version T Mac. Emulation64. com is one of the oldest and most popular emulation sites with news, downloads, guides, articles, reviews and forums. Berzerk boardset and with the. Alternately it can be used to restore converted cabs back into. Berzerk. Also need to document the Battlezone mini rebuild and convert the. Dreamweaver. October 2. Mappy-Land_(USA)-6.jpg' alt='Mappy Mame Rom' title='Mappy Mame Rom' />Neck Boards Controls CRT monitors are just too much fun However missing a neckboard. I had to clone one for a Wells 1. K7. 68. 9. monitor. A few parts from a 2. In tribute to. the original curved traces were used to preserve the feel of it. Building etching a. P4. 48 neckboard. Also I just need to document it, but I was also missing a 8. P 0. 01. B. remote controls board for the WG 1. I have a layout. for that too. Pictures and the PCB layout to follow at some point. September 2. 5th 2. Rotate A Mon Modifying a Dynamo cabinet to have an in place easily rotate able. It just needs the right bearing. The. rotating monitor dynamo cabinet I might be old or something, but. I do like 1. 9 monitors. June 1. 2th 2. 01. WSF v. 1. 1 Prototype Under Final Test. The new shrunk version of the WSF board is under final test, its. So a picture of the new board in all its grubby test glory, System. FPGA v. 1. 1 shrunk prototype board, which includes goopy flux. H V sync headers all would be in place on a. April 6th 2. 01. 2  PCBs. New PCBs arrived, vacuum sealed for freshness New. PCBs. These are for the video sync cleaner boards, that take. CMOS level composite. NTSC spec horizontal sync. Some video encoders and TVs disable color burst when the. They also help clean up problems with. Paul Oakenfold Perfecto Presents Another World here. H sync pulses.  March 2. Wow Website really needs a makeover. Its a bit 2. 00. There are about 1,0. FPGA boards, video encodersformat. ICs and lots of other parts that can get the. Other things Ive been working with. Still MIA2. 01. 0  MIAJuly 2. Finally an UPDATE LPC2. PCBBuilding an 8. QBert. Mylstar hardware with an FPGA handling all video and assorted board. Heres the current state of the project Mylstar. SystemFPGA MSF board work in progress. The prototype is based on a left over. W. S. FPGA board with an adapter to fix an 8. Developing the sound support for the MSF board, which will be emulated in an. Atmel AVR part, most probably. The original soundboard is. DAC for making audio effects. Votrax speech IC for extra annoyance Jan Jun 2. Happy new year. Wow. I ever fall behind on the updates. May 3. 1st 2. 00. Etching fun Time for some crazy home PCB etching. Etching. MG. Chemicals Results came out very well for a double sided prototyping kit etch. The result is a PQFP 2. This is ultimately for a FPGA carrier board I. Apr 2. 0th 2. 00. Full reproduction of the AM2. LS2. 51. 9Based on a GAL2. AM2. 5LS2. 51. 9. Sega boards, and the BallyMidway license of UpnDown. Full source in VHDL, wiring diagram and carrier PCB design Mar 3. Some ROM boards. Received my ROMs boards back from the fabricators, so. ROM. pcb comparison Original and Repros. Feb 2. 9th 2. 00. Happy Leap Year Day. Update on the next piece of my WMS projects. Some pics of the proto board thats been under test. A Williams soundboard like no other. I will be releasing the MC6. I wrote for the Atmel ATMEGA8 as freeware, once the source is cleaned up a little. Next up Im looking at the HC5. CVSD chip, originally from Harris. Harris provided some very useful. Jan 3. 1st 2. 00. Williams Project Page. Details of the project Ive be working on since the. CPUVideo and ROM. Williams games, heres the details of the. Williams. Arcade Hardware. Jan 1. 4th 2. 00. A new year Williams projects A new year. Well. Im still messing with Williams gameboard hardware, which is really fun. You cant play too much Defender or. The Motorola 6. 80. CPU and it interfaces nicely with Xilinx parts, a strange. Dec 7th 2. 00. 7 Defender IO Board Replacement. This was a project I undertook to replace the IO. Widget board for Defender. The original used a 6. Peripheral. Interface Adapter, with some additional logics. The design goal was. Xilinx CPLD to make it work. So now it is all working full details. Follow this link for details on Defender IO Widget. Replacement VHDL source PCB layout. Nov 5th 2. 00. 7 Atari LETA 1. Xilinx CPLDMore stuff for Rampart  Although this will work with other Atari boards. LETA chip. This is a Atari custom optical encoder interface, for use with trackballs. Whirly Gig.  Its used on. Rampart. Heres all the details, source and pcb layout for an Atari LETA on a Xilinx. CPLDAug 6th 2. 00. Atari Rampart GAL replacements. About a year ago I reversed the logic for one of the. SPLD simple programmable logic device for an Atari Rampart board. As a follow up I recently had a. GALs on the board. After some quality time with an analyzer here are working replacements. Follow this link for details on the updated Rampart. GALs page. Jul 4th 2. The Pengo Obsession Continues Happy 4th of July. Well this should have been the June update. So I got ahold of clone Pengo boardset that was missing the 2. LS2. 51. 9. not exactly a common part to find, so it was time to build a. So, heres the quick project with schems and pcb. Pengo. IC7. 4 U7. Note This also works on an original Pengo boardset. May 2. 3rd 2. 00. Pengo Enhancement Pack. Ready at last. all known bugs are squished like sno bees. Its the Pengo. Enhancement Pack High Score Saver Theres also still the free pengo high score patch Pengo. Apr 3. 0th 2. 00. ZX Spectrum Forever This probably should have been the march. April was the 2. 5th anniversary of the awesome. Sinclair ZX Spectrum so what better time to. My version of an. AT keyboard interface to the zx speccy, full source, schematics and. PCB layout provided. There are some more fun speccy projects I. Here is it Yet Another ZX spectrum. AT Keyboard Interface. Mar 2. 00. 7 Arizona, New Mexico, Colorado. March was spent driving across these states, not ALL. Pikes Peak cog railway is. Pikes Peak Cog Railway. Feb 2. 8th 2. 00. Custom 5. 4 Noise IC Now this is cool, the MAME folks have dumped the. ROM from the Fujitsu micro controller used to generate the noise sounds on. Galaga, Bosco and Xevious  So apart from being a really excellent thing to do for the emulation of these. ROM available helps me complete the long procrastinated replacement. My micro controller implementation of the custom 5.