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OldSkoolCoder

For all things 6502 – mostly

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OldSkoolCoder

  • Home
    • Hello & Welcome To My Web Site
    • About Me
  • Tutorials
    • Tutorials
    • CBM Prg Studio Tutorials
    • Back To BASICS
    • Tutorial 58 – Understanding Digital Logic
  • Development
    • Retro Game Development
      • Tutorial 30 – CIDOS
      • Tutorial 31 : OSK BASIC Graphics Commands
      • Tutorial 32 – VIC & 64 Machine Code Monitor
      • Tutorial 36 – Text Scrolling
      • Tutorial 37 – Hunchback, The Community Game Dev (6502)
        • Hunchback Revisited, The Community Game Dev (6502)
      • Tutorial 35 – Neptune Lander
      • Tutorial 38 – ReCoding Steve Clarks’ “Myriad”
      • Tutorial 39 : Game Development For Cassette 50 Competition
      • Tutorial 40 – ReCoding Jeff Minter’s “GridRunner”
      • Tutorial 45 : OSK 3D Maze Game Development
      • Tutorial 47 : RPI Retro Game Jam “Nico’s Run” (6502)
      • Tutorial 50 : RPI Retro Game Jam “Aston Eats” (6502)
      • Tutorial 51 : RPI Retro Game Jam “Stac Traxx” (6502)
      • Tutorial 52 : RPI Retro Game Jam “Beebcadia” (6502) (BBC Micro)
    • Python And PyGame Developments
      • Tutorial 38 – Myriad in pyGame (Python)
      • Tutorial 37 – Hunchback, Return of Quazzy (Python)
      • Tutorial 46 : Coding A Twitch BOT (Python)
    • C and C++ Developments
      • Playing with C++ and Pico Xmas Advent Calendar
      • Tutorial 48 – Understanding C++ Classes (C++)
    • C# Development
      • Tutorial 53 : Updating BeebSpriter
      • Tutorial 55 : 6502 Simulator
  • Reverse Engineering
    • Tutorial 40 – “GridRunner” by Jeff Minter
    • Tutorial 38 : “Myriad” by Steve Clark
  • Twitch Streams
    • Twitch Stream Lessons
    • The BBC Micro
  • Videos
    • Unboxing Videos
    • Repair Videos
  • Hardware
    • PEEK(197) or PEEK(203) Keyboard Scan Codes
    • The VIC II Addressing System
    • The VIC II Memory Map
  • C64Pi Project
  • Reviews
  • Links
Flash Story
Tutorial 58:01 – Understanding Digital Logic Tutorial 58:01 – Understanding Digital Logic Tutorial 46:14 – Patreon Special : Coding A Twitch BOT (Python) Tutorial 46:14 – Patreon Special : Coding A Twitch BOT (Python) Tutorial 46:13 – Patreon Special : Coding A Twitch BOT (Python) Tutorial 46:13 – Patreon Special : Coding A Twitch BOT (Python) Tutorial 46:12 – Patreon Special : Coding A Twitch BOT (Python) Tutorial 46:12 – Patreon Special : Coding A Twitch BOT (Python) Tutorial 46:11 – Patreon Special : Coding A Twitch BOT (Python) Tutorial 46:11 – Patreon Special : Coding A Twitch BOT (Python)

Main Story

Tut 58 - Feature Screen
  • Tut 58 : Understanding Digital Logic

Tutorial 58:01 – Understanding Digital Logic

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:14 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:13 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:12 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:11 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026

Editor's Picks

Tut 58 - Feature Screen
  • Tut 58 : Understanding Digital Logic

Tutorial 58:01 – Understanding Digital Logic

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:14 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:13 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:12 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026

Featured Story

Tut 58 - Feature Screen
  • Tut 58 : Understanding Digital Logic

Tutorial 58:01 – Understanding Digital Logic

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:14 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:13 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:12 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:11 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
  • Neptune Lander

Tutorial 35.31 – Optimising Levelling and Difficulty

John Dale May 27, 2020

In this video, I decided we needed to optimise the levelling and difficulty settings system, this will allow easy addition...

Read MoreRead more about Tutorial 35.31 – Optimising Levelling and Difficulty
  • HunchBack Community Game

Tutorial 37:01 – Set Up Dev Environment, Hunckback Return of Quazzy

John Dale May 18, 2020

Hi Guys, Here we go again, A brand new Development Series, but his time where we all contribute to the...

Read MoreRead more about Tutorial 37:01 – Set Up Dev Environment, Hunckback Return of Quazzy
  • Neptune Lander

Tutorial 35.30 – Different Maps for Different Levels

John Dale May 12, 2020

Hi Guys, In this video, I start the process of making different maps for different levels, this will allow us...

Read MoreRead more about Tutorial 35.30 – Different Maps for Different Levels
  • Neptune Lander

Tutorial 35.29 – Making Landscape Look More Real

John Dale May 4, 2020

Hi Guys, In this video, I finally look at making the landscape scenery look a little more real, instead of...

Read MoreRead more about Tutorial 35.29 – Making Landscape Look More Real
  • General

Updates to Web Site

John Dale April 30, 2020

Hi, Ive been updating a couple of pages on my web site. Hopefully these will help you start or continue...

Read MoreRead more about Updates to Web Site
  • Neptune Lander

Tutorial 35.28 – Adding Speed Test On Landing

John Dale April 26, 2020

In this video, we look at finally adding the speed test on landing the Neptune Lander, its been too long...

Read MoreRead more about Tutorial 35.28 – Adding Speed Test On Landing
  • Neptune Lander

Tutorial 35.27 – Adding Title Screen and Code Updates

John Dale April 20, 2020

In this video, we pinch Marks Idea of a Title screen for the game and I add my twist to...

Read MoreRead more about Tutorial 35.27 – Adding Title Screen and Code Updates
  • VIC II Chip

The VIC II Addressing System

John Dale April 18, 2020

Just recently I had a very long conversation with a patreon of mine who was struggling to get his character...

Read MoreRead more about The VIC II Addressing System
  • Lets Play

Luma, The Charity Game On A Cartridge

John Dale April 13, 2020

Hi Guys, On 14th and 15th March 2020, Shallan (https://www.twitch.tv/shallan50k) did an 16 hour stream, where he developed a game...

Read MoreRead more about Luma, The Charity Game On A Cartridge
  • Commodore C64

PEEK(197) or PEEK(203) Keyboard Scan Codes

John Dale April 11, 2020

I have recently been typing some basic games from the Melbourne House Games Book 2, and in these games they...

Read MoreRead more about PEEK(197) or PEEK(203) Keyboard Scan Codes

Posts pagination

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Tut 58 - Feature Screen
  • Tut 58 : Understanding Digital Logic

Tutorial 58:01 – Understanding Digital Logic

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:14 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 17, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:13 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:12 – Patreon Special : Coding A Twitch BOT (Python)

John Dale January 8, 2026
Tut 46 - Feature Screen
  • Tut 46 : Building A Twitch BOT

Tutorial 46:11 – Patreon Special : Coding A Twitch BOT (Python)

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