Discovered: Commodore 64C used in an auto repair shop (2018)
I’ve recently discovered a tweet that showed a Commodore 64C complete with green monitor and 1541-II drive, heavily dust covered, but...
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Jay's Commodore Podcast
Join me for tips and tricks on programming BASIC and Assembly on vintage Commodore systems.
Episodes
16 episodesHow to write a text input routine in Commodore BASIC
In this screencast I’ll show you how to write your own INPUT routine in Commodore BASIC. This comes in handy when you want to reject c...
Flashing Border Colors on the Commodore 128 in Machine Language
In this episode I’ll show you how to create the iconic flashing borders on Commodore machines. Back in the day, when the system was lo...
Programmatic Loops in Commodore BASIC
In this episode I’ll demonstrate how to use programmatic loops in Commodore BASIC. I’ll show you how to use the FOR/NEXT loop (a...
Flow Control in Commodore BASIC
In this episode I’ll explain the concept of Flow Control in Commodore BASIC. It’s kind of a video update of a post I did a while...
How to run Commodore BASIC as a Scripting Language on macOS
Did you know you can run Commodore BASIC v2 on your Mac and Linux systems as a scripting language? It’s true – thanks to the mar...
Writing HELLO WORLD in Machine Language on the Commodore 128
The Commodore 128 has a built-in machine language monitor which makes it ideal for ML development. However, most (or pretty much all) docume...
Lottery Statistics in Commodore BASIC
In this episode I’m adding statistics support to my previous lottery generator on the Commodore 64. I’ll add an array that is up...
Matching Lottery Numbers on the Commodore 64
In this episode I’m amending my previous lottery number generator to take six lucky numbers from the user to match against the randoml...
Working with Keyboard Input in Commodore BASIC
In this episode I’ll show you three ways to take user input from the keyboard in Commodore BASIC. The INPUT and GET commands work on a...
How to print numbers as columns in Commodore BASIC
In this episode I’m demonstrating how to print numbers in evenly spaced columns in Commodore BASIC. On the C128 and the Plus/4 we can...
Sorting an Array on the Commodore 64
In this episode I’ll demonstrate how to sort a numeric array on the Commodore 64. The same principle works for string arrays, and of c...
How to generate Lottery Numbers on the Commodore 64
In this episode I’ll demonstrate how to draw random lottery numbers on a Commodore 64. The secret sauce here is not only the RND funct...
How to build a Word Splitter on the C64 in Commodore BASIC
In this episode I’m demonstrating how to build a word splitter on the Commodore 64. We’ll use string functions to parse a senten...
How to build a time of day clock on the Commodore 64
In this video I’ll demonstrate how to build a simple clock on the C64. We’ll go through this process step by step, including the...
How to create random YouTube URLs in Commodore BASIC v2
In this episode I’ll demonstrate how to create those seemingly random YouTube Video IDs using a Commodore 64. Here’s the code I&...