ZX Spectrum emulators for the MS-DOS and Microsoft Windows platforms.
If your platform is not listed below, please check the Miscellaneous section. Z80 and Spectaculator do include this ROMīecause their authors have licensed it from the current owners, Romantic Robot.Ī short list of emulators of other systems, including the MK-14, QL, Jupiter Ace, ZX80Īnd ZX81 is also provided, as is a list of emulators available Not supply the Multiface ROM because it is copyrighted and the authors require a license fee to be paid. Please note that some emulators have Multiface 128 emulation, but do Unless otherwise noted in the description, allĮmulators listed in each section are Freeware. Emulators exist for virtually every platform, and more are released on a very Whether you want to just get a faulty ZX81 back up and running, or want to extend the ZX81 with expanded memory and HIRES, the vLA81 can provide what you need.Sinclair hardware is very widely emulated. A guide showing the external configuration switch option can be found here. Ideal for preserving the original ZX81 ULA.ĭownload the user manualand install guide here.Tested with an extensive suite of ZX81 software.Configuration port socket provided on PCB base for external config switch (optional extra).Ability to map ram to the ROM space (write protect enable/disable – 32K internal ram required).Inverse or normal video and choice of black or white border.Programmable user configuration gives access to:.Internal 32K memory support (High or Low for the different hires schemes).Video level selectable between standard video (suitable for direct connection to a 75 ohm monitor input) and high sync level (suitable for the modulator input or some video mod boards).
Provides the same functionality as the 2C210E Sinclair ULA.In most cases the existing socket will be OK (unless, of course, the existing ULA is soldered in). Narrow IC pins for easy plugin ULA replacement.Fits within the same 40 pin DIL socket outline as the original ULA.The vLA81 provides a simple way to keep these icons of 80’s computing going.Īpart from providing the functionality of both the earlier 2C158E/184 ULA (without back porch) and the 2C210E (with back porch), the vLA81 also has a few extras added. It is one of several ULA replacements I have made for members of the Sinclair computer family including the vLA82 for the Spectrum 48K, the vLA128 for the Spectrum 128K (Toastrack) and +2 (Grey case) and the vLA1 for the Sinclair ZX Interface 1.Īs they simply don’t make ZX81 ULAs anymore, then unfortunately if the ULA has failed (and there’s not much else on a ZX81 to fail), then options for repair are rapidly diminishing. The vLA81 is a modern plugin replacement for the ZX81 ULA.
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