====== Patisonic Aleste 520EX (1993) ======
===== Features =====
* CPU: Zilog Z80A @ 3.5/4/7/8MHz
* RAM: 512kB, expandable to 2MB
* Audio: AY-3-8912
* Video: 6845 CRTC
* Video modes: 160x200x16, 320x200x4, 640x200x2, 320x200x16, 640x200x4, 256x212x16, 512x212x4
* Palette: 64 colours (6-bit RGB)
* RTC: MC146818
===== Usage =====
To start in CPC mode, hold SHIFT while booting.
To enter system setup, hold CLR (mapped to Backspace, by default) while booting.
Insert a bootable Aleste MSX disk image to boot to MSX-DOS. Run an executable (*.com) program by typing the filename (without the .com extension) at the A> prompt and pressing ENTER.
===== Known Issues =====
Supports only MSX format disk images currently.
RTC emulation is not complete, time is not always constantly updated on screen in system setup.
The Magic Sound expansion is not emulated.
===== History and Trivia =====
The Aleste 520EX is a Russian clone of the CPC6128, that expands existing video mode and can run MSX-DOS.
It also adds an MC146818 RTC/NVRAM, an Intel 8253 timer and the "Magic Sound" board, which is a 4-channel DMA-based sample player.
Finally, it includes a software emulation of the MSX2 VDP, used in the ports of MSX games.
//(info from MESS driver)//
===== Links =====
* [[http://aleste520.narod.ru/index.html]] (Some pages are in Russian)
* CPC Wiki link -- http://www.cpcwiki.com/index.php/Aleste_520EX
Generated on Sun Jul 19 10:17:28 2009