↓
 

L Break Into Program

Retro Programming Made Simple

L Break Into Program
  • Home
  • Programming
    • BASIC
      • Part 1: Hello!
      • Part 2: Variables
      • Part 3: IF…
      • Part 4: Loops
      • Part 5: Subroutines
    • Assembly Language
      • Primer
        • Part 1: Numbers
        • Part 2: Maths
        • Part 3: Branching and Loops
      • Z80
        • Z80 Opcodes
  • Computers
    • ZX Spectrum
      • Hardware
      • Memory Map
      • Keyboard
      • Screen Memory Layout
      • Interrupts
      • Sound
      • Character Set
      • Assembly Language
        • Z80 Development Toolchain
        • Z80 Tutorials
        • Z80 Library Routines
        • Z80 Demos
    • ZX Spectrum Next
      • Assembly Language
        • Z80 Development Toolchain
        • Z80 Library Routines
        • Z80 Demos
    • ZX81
      • Hardware
  • Links
  • Area 51
    • Run Demos
  • About Me

Tag Archives: Recap

BBC Master 128 Restoration

L Break Into Program

I’ve been donated a couple of BBC Micros from a friend who is in the process of clearing out his late uncle’s house. The first, a BBC Model B, is in need of significant repair – I tested it after recapping the power supply and got the dreaded beep of death and no video. The second, a BBC Master 128, is in much better condition. Cosmetics The machine had been used in a special needs …

Fixing a poorly ZX-Spectrum (Part 9)

L Break Into Program

I was rather hoping that my long-winded series on fixing a 48K Spectrum had concluded with Part 8, but it turns out this Spectrum had one more surprise in store for me. Last month, I borrowed its keyboard whilst testing a new ROM image in my Harlequin. I tested it afterwards and it decided to fail with garbage on screen. This is symptomatic of lower RAM failure, so I quickly unplugged it, got my multimeter …

Search

Recent Posts

  • Composite Video on the Raspberry Pi Pico
  • Fixing a Poorly Commodore 64 (Part 3)
  • Fixing a Poorly Commodore 64 (Part 2)
  • Fixing a Poorly Commodore 64 (Part 1)
  • Fixing a Poorly Commodore 64 (Intro)
  • Electronic Dice project for Beginners
  • Homebrew Z80 Computer (Part 6)
  • Homebrew Z80 Computer (Part 5)
  • Homebrew Z80 Computer (Part 4)
  • The Spectrum Next

Categories

  • Hardware (41)
    • Acorn BBC Micro (3)
      • Repairs (3)
    • Commodore 64 (4)
      • Repairs (4)
    • Spectrum Next (1)
    • ZX Spectrum (17)
      • Repairs (10)
    • ZX81 (2)
      • Repairs (1)
  • Musings (18)
  • Projects (11)
    • Harlequin (1)
    • High Altitude Balloon (1)
    • Homebrew Z80 (8)
    • Pico (1)
  • Reviews (3)
  • Software Development (27)
    • Code (13)

Tags

6502 Assembly AY-3-8912 Bare Metal BASIC BBC Micro C++ Cassette Clock CoderDojo Commodore 64 Debugging Emulator Game GitHub Goat Hardware Homebrew Interrupts Maths Networking Peripherals Power Supply Programming PyGame Python RAM Raspberry PI Recap Repair Review Scouts Screen Scrolling SD Card Self Modifying Sound Spectrum Sprites Tim Follin USB WiFi YouTube Z80 ZX81
©2021 - L Break Into Program
↑