Table of Contents
Dragon Beta Prototype [dgnbeta]
Dragon Data Ltd, 1984
Driver: dgn_beta.c
Status
- Emulation: Good
- Color: Good
- Sound: Good
- Graphics: Good
- Save State: Unsupported
Technical Info
CPUs
| Type | Name | Clock |
|---|---|---|
CPU | M6809E | 2 MHz |
CPU | M6809E | 2 MHz |
Display
- 700×550 at 50 Hz (Raster, no rotation)
Sound
- Channels: 0
Inputs
- Players: 1, Buttons: 0
RAM Sizes
- 131072 bytes
- 262144 bytes
- 393216 bytes
- 524288 bytes
- 655360 bytes
- 786432 bytes
BIOS Sets
| Name | Description | Default |
|---|---|---|
bootrom | Dragon beta OS9 boot rom (1984) | yes |
testrom | Dragon beta test rom (1984?) | no |
cfiles | cfiles rom | no |
dfiles | dfiles rom | no |
ROMs
| Name | BIOS | Size | CRC32 | SHA1 | Region | Offset |
|---|---|---|---|---|---|---|
beta_bt.rom | bootrom | 16384 | 4c54c1de | 141d9fcd2d187c305dff83fce2902a30072aed76 | CPU1 | 0 |
beta_tst.rom | testrom | 8192 | 01d79d00 | 343e08cf7656b5e8970514868df37ea0af1e2362 | CPU1 | 2000 |
beta_cfi.rom | cfiles | 8192 | d312e4c0 | 5c00daac488eaf8d36d66de6ec6c746ab7b78ecf | CPU1 | 2000 |
beta_dfi.rom | dfiles | 8192 | c4ad7f64 | 50aa92a1c383321485d5a1aa41dfe4f90b3beaed | CPU1 | 2000 |
betachar.rom | | 8192 | ca79d66c | 8e2090d471dd97a53785a7f44a49d3c8c85b41f2 | GFX1 | 0 |
Devices
| Name | Instances | Extensions |
|---|---|---|
| Floppydisk | flop0 | dsk, os9, vdk, dmk |
| Floppydisk | flop1 | dsk, os9, vdk, dmk |
| Floppydisk | flop2 | dsk, os9, vdk, dmk |
| Floppydisk | flop3 | dsk, os9, vdk, dmk |
Screenshots
Nothing was found.