TRS-80 Emulators for Windows and MS-DOS

Matthew Reed's emulators, utilities, and development tools for TRS-80 Models I/III/4

Emulators

TRS-80 Model I/III/4/4P Emulator for Windows

Includes emulation of floppy drives, hard drive, sound (including Orchestra 85/90), high resolution graphics, up to 1MB of expanded memory, speed-up boards, real-time-clock, joystick, RS-232 communications, and more!

Learn more...

Download the shareware version of this emulator...

TRS-80 Model 4 Emulator for MS-DOS

Includes emulation of Model 3 mode, floppy drives, hard drive, sound, high resolution graphics, up to 128K of memory, real-time-clock, RS-232 communications, and more! Note: Older PC hardware with a compatible floppy disk controller is required to use the file transfer utilities.

Learn more...

Download the shareware version of this emulator...

TRS-80 Model I/III Emulator for MS-DOS

Includes emulation of floppy drives, expansion interface, doubler, hard drive, sound, joystick, real-time clock, and more. Runs very fast on slow PC hardware. Note: Older PC hardware with a compatible floppy disk controller is required to use the file transfer utilities.

Learn more...

Download the shareware version of this emulator...

How Do the Emulators Compare?

Utilities

TRSTools for Windows

A freeware Windows Explorer-like utility to manage TRS-80 disk images. Copy, delete, rename; preview most common TRS-80 file formats. Supports drag and drop and all popular TRS-80 disk image formats. Automatically (optionally) extends date support on LDOS and LS-DOS disks.

Learn more...

Download this freeware utility...

TRSREAD & TRSWRITE for Windows

Two freeware Windows utilities to manage TRS-80 disk images. They perform many of the same functions as TRSTools but operate from the command line. Display directories, copy to and from virtual disks, delete or rename files. Very convenient for batch operations.

Learn more...

Download these freeware utilities...

READDISK for MS-DOS

A freeware MS-DOS utility to automatically transfer files from real TRS-80 diskettes into virtual disk images. Requires an older PC with disk drives and a compatible disk controller. Will not run under any version of Windows.

Learn more...

Download this freeware utility...

Development Tools

Z80Asm for Windows

A TRS-80 Z-80 assembler that runs under Microsoft Windows. Supports expressions, directives, macros, and the extended Hitachi HD64180 (XLR8er) instructions. Can assemble directly onto a virtual disk. Follows the syntax of most TRS-80 assemblers.

Learn more...

Download the shareware version of this assembler...

Z80Disasm for Windows

A freeware Z-80 symbolic labeling disassembler that runs under Microsoft Windows. Reads either TRS-80 /CMD files or Intel hex files and can disassemble directly from virtual disks. Supports screening files and all Z-80 instructions. The disassembly can be saved to a file.

Learn more...

Download this freeware disassembler...