Mega ST [megast]
- Status
- Technical Info
  - CPUs
  - Display
  - Sound
  - Inputs
  - RAM Sizes
  - BIOS Sets
  - ROMs
  - Devices
- Screenshots

Mega ST [megast]

Atari, 1987

Driver: atarist.c
Clone of: atarist

Status

Emulation: Preliminary
Color: Good
Sound: Good
Graphics: Good
Save State: Supported

Technical Info

CPUs

Type	Name	Clock
`CPU`	`68000`	`8.021247 MHz`
`CPU`	`HD63701`	`4 MHz`
`AUDIO`	`YM2149`	`2.005311 MHz`

Display

512×312 at 49.664704 Hz (Raster, no rotation)

Sound

Channels: 1

Inputs

Players: 2, Buttons: 2
- joy8way

RAM Sizes

4194304 bytes
2097152 bytes
1048576 bytes

BIOS Sets

Name	Description	Default
`default`	TOS 1.04 (Rainbow TOS)	yes
`tos102`	TOS 1.02 (MEGA TOS)	no

ROMs

Name	BIOS	Size	CRC32	SHA1	Region	Offset
`tos104.img`	`default`	`196608`	`a50d1d43`	`9526ef63b9cb1d2a7109e278547ae78a5c1db6c6`	`CPU1`	`fc0000`
`tos102.img`	`tos102`	`196608`	`3b5cd0c5`	`87900a40a890fdf03bd08be6c60cc645855cbce5`	`CPU1`	`fc0000`
`keyboard.u1`		`4096`	`0296915d`	`1102f20d38f333234041c13687d82528b7cde2e1`	`CPU2`	`f000`

Devices

Name	Instances	Extensions
Printer	prin	prn
Floppydisk	flop1	st
Floppydisk	flop2	st
Serial	serl	txt
Cartridge	cart	stc

Screenshots

Nothing was found.

system, megast, atari, 1987, 68000, hd63701, ym2149, printer, floppydisk, floppydisk, serial, cartridge