Minimig (review)

AstroLCDThis incredible project by Dennis van Weeren revives the Amiga !

The personal computer commercialised by Commodore between 1985 and 1994.

The ITX motherboard feature the basics needs for today's uses:

- SD / MMC memory card slot

- PS/2 connectors (keyboard + Mouse)

- SUBD9 connectors for classics joysticks

- RS232 serial port

- 3,5 Jack connector for audio

- SUBD15 for VGA output !

- ARM port


It is not emulation !

Minimig is an FPGA-based re-implementation of the originals Amiga 500, 500+ and 600 hardware. It implements the Amiga custom chips Denise, Agnus, Paula and Gary and both 8520 CIA's.

The FPGA used is a 400K gate Xilinx Spartan3. But on the PCB there is also a real 68000 processor (the MC68SEC000) ! 2 Mbyte of RAM and a PIC controller for basic (boot/core) instructions. 

The VGA output is assured by the implementation in the FPGA, of the Amber chip present in the flicker-fixer and scandoubler A2320 board !

 

Yaqube's ARM Board

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Yaqube from minimig.net realise an extraordinary add-on for the minimig. Based on the ARM port, his board implement lots of indispensables features. And his firmware optimize the game/demo/programme compatibility.

- Support Hard drive by file on the SD card

- Support 4 virtual floppy drives to use with ADF

- Enable floppy acceleration by 2x.

- Support long name for ADF and folders !

- Enable the "Turbo" mode for the FPGA (28 Mhz instead 7Mhz)

- Support OCS / ECS selection

- Support hardware modification for speed up SD read/write

- Support hardware modification for 2 Mb add on the minimig board (total 4 Mb !).

 

 

Enclosure

Loriano Pagni wonderful minimig black case.

Additional Hardware
- Logitech EX110, RF wireless Keyboard / Mouse Pack. I use it with my minimig and it's work very well.
- Paul PSX adapter for 9DB. Wonderfull addon to use my wireless PS2 Pad on my minimig ! Thx to Brian too ;-)

References
Minimig on Wikipedia
Minimig.net discussions



 

Minimig 

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