osiemu - Windows

osiemu - Windows
osiemu - Windows
File Size:
35.04 MB
Version:
0.9.2
Author:
GitHub
Date:
14 November 2024
Downloads:
3 x

Ohio Scientific Instruments, Inc. Emulator for Linux, Windows, and macOS

Features
  • NMOS 6502 CPU
  • Selectable CPU speed, including "warp speed"
  • 40kB RAM, or 48kB RAM without BASIC (Model 522)
  • Model 555 extra RAM at $d000 (4kB) and/or $e000 (4kB) for video-less systems
  • 8kB BASIC ROM
  • Up to 4kB OS/Monitor ROM
  • Polled keyboard, Model 542 or Model 600 mode, raw or cooked
  • ASCII keyboard, Model 440B
  • Two joysticks (d-pad or analog)
  • 64x32, 64x16, and 32x32 character based display
  • Switchable ASCII font and graphics font
  • Color modes:
    • Monochrome white, green, amber, or bluish
    • Model 440B, 6-bit ASCII, 4 colors
    • Model 540B, 8 colors, inverse video
    • Model 630 Color Video Expander, 8 colors, inverse video
    • 2019 RGBI Board with 630 interface, 16 colors RGBI, 8 dimmed, 8 bright
  • High resolution overlays:
    • Model 440B, 128x128
    • Model 541, 256x256, High Resolution Graphics Expander
  • Serial tape ACIA with selectable baudrate and memory location
  • Bit-level floppy emulation, Model 470/505/610, up to four single sided 5¼" (40 or 80 tracks) or 8" (77 tracks) drives
  • Hardware accelerated display
    • full resolution 512x256
    • configurable frame rate
    • optional 2x, 3x, or 4x zoom
    • optional TV aspect ratio 16:9 or 4:3
    • optional anti-aliasing
    • optional scan lines or dots
  • Sound modes:
    • Model 542B/C keyboard tone generator and 8-bit DAC
    • Superboard II/Model 600/C1P keyboard 8-bit DAC
  • On-Screen Display during peripheral access
  • Built-in monitor, dump/change memory contents, registers, set breakpoints, CPU and stack tracing, disassembler, heatmap, manage tapes and drives
 
 
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