Detecting Screen Size & Using KERNAL Routines in BASIC (C64, C128, & VIC-20)

Published: 20 November 2022
on channel: Basic Bites
1,219
82

A 3-in-1 BASIC programming tutorial that demonstrates how to detect the size of the current screen, interact with KERNAL routines & processor registers, and know if we're running on a Commodore 128.

This short program works on the Commodore 64, the Commodore 128, and the VIC-20.

CHAPTERS-
0:00 - Intro
4:24 - C64 Demo
05:32 - Code - Setup
10:46 - Code - Main
15:41 - C128, VIC-20, & Outro

LINKS-

Basic Bites - Files & Downloads
http://files.basicbites.ca/

Commodore 64 Programmer's Reference Guide
https://archive.org/details/Commodore...

Commodore 64 Programmer's Reference Guide (alt.)
https://archive.org/details/Commodore...

#Commodore64 #Commodore128 #BASIC #KERNAL #Programming


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