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Spectrum Next, A New of ZX Spectrum

Summary of Spectrum Next, A New of ZX Spectrum


The Spectrum Next is a modern, enhanced revival of the 1982 ZX Spectrum, designed by a group of makers to maintain full compatibility with original hardware while offering significant upgrades. It utilizes FPGA technology for upgradability and features a faster Z80 processor, advanced graphics modes, SD card storage, and multiple video output options including HDMI. The system supports expanded memory, stereo audio via AY-3-8912 chips, and optional accelerators or Wi-Fi modules, effectively bridging retro gaming nostalgia with contemporary performance capabilities.

Parts used in the Spectrum Next:

  • Z80 Processor (3.5Mhz and 7Mhz modes)
  • Optional 1Ghz Co-processor
  • FPGA Technology
  • Special Memory Chips
  • SD Card Slot
  • DivMMC-compatible Protocol
  • Three AY-3-8912 Audio Chips
  • DB9 Joystick Port
  • PS/2 Port
  • Multiface Functionality Chip
  • RGB, VGA, and HDMI Video Outputs
  • Original External Bus Expansion Port
  • Accelerator Expansion Port
  • Optional GPU / 512Mb RAM Accelerator Board
  • Optional Wi-Fi Module
  • Optional Real Time Clock
  • Optional Internal Speaker

In 1982, the UK’s best selling computer, ZX Spectrum, was released by Sinclair as 8-bit personal home computer highlighting the machine’s color display. And today, a group of makers are introducing the Spectrum Next, an updated and enhanced version of ZX Spectrum.

Spectrum Next, A New of ZX Spectrum

The Spectrum Next is fully compatible with the original one. It enhanced to provide a wealth of advanced features such as better graphics, SD card storage, and manufacturing quality control. It also comes with a new software to make use of the new hardware, including new graphics modes and faster processor speeds.

As it is implemented with FPGA technology, it can be upgraded and enhanced using special memory chips and a clever design, while remaining compatible with the original hardware. It has a Z80 within, clocked to a blazing-fast 7Mhz, and an optional 1Ghz co-processor.

Technical Specifications:

  • Processor: Z80 3.5Mhz and 7Mhz modes
  • Memory: 512Kb RAM (expandable to 1.5Mb internally and 2.5Mb externally)
  • Video: Hardware sprites, 256 colours mode, Timex 8×1 mode etc.
  • Video Output: RGB, VGA, HDMI
  • Storage: SD Card slot, with DivMMC-compatible protocol
  • Audio: 3x AY-3-8912 audio chips with stereo output + FM sound
  • Joystick: DB9 compatible with Cursor, Kempston and Interface 2 protocols (selectable)
  • PS/2 port: Mouse with Kempston mode emulation and an external keyboard
  • Special: Multiface functionality for memory access, savegames, cheats etc.
  • Tape support: Mic and Ear ports for tape loading and saving
  • Expansion: Original external bus expansion port and accelerator expansion port
  • Accelerator board (optional): GPU / 1Ghz CPU / 512Mb RAM
  • Network (optional): Wi Fi module
  • Extras: Real Time Clock (optional), internal speaker (optional)

Read more: Spectrum Next, A New of ZX Spectrum

Quick Solutions to Questions related to Spectrum Next:

  • What is the Spectrum Next?
    It is an updated and enhanced version of the 1982 ZX Spectrum that remains fully compatible with the original machine.
  • How does the Spectrum Next achieve better graphics?
    It includes new software supporting advanced features like hardware sprites and a 256-color mode.
  • Can the Spectrum Next be upgraded after purchase?
    Yes, it uses FPGA technology allowing upgrades via special memory chips and clever design.
  • What processor speeds are available on the main unit?
    The Z80 processor operates in both 3.5Mhz and 7Mhz modes.
  • Does the device support external storage?
    Yes, it features an SD card slot using a DivMMC-compatible protocol.
  • What audio capabilities does the Spectrum Next have?
    It uses three AY-3-8912 audio chips providing stereo output plus FM sound.
  • Are there options to increase processing power further?
    An optional accelerator board is available containing a GPU, 1Ghz CPU, and 512Mb RAM.
  • Can I connect modern displays to the Spectrum Next?
    Yes, it offers RGB, VGA, and HDMI video outputs.

About The Author

Ibrar Ayyub

I am an experienced technical writer holding a Master's degree in computer science from BZU Multan, Pakistan University. With a background spanning various industries, particularly in home automation and engineering, I have honed my skills in crafting clear and concise content. Proficient in leveraging infographics and diagrams, I strive to simplify complex concepts for readers. My strength lies in thorough research and presenting information in a structured and logical format.

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