Programming Info

• Assembly / Architecture
• The Chips
• 6502 NOP Test
This is a simple circuit that is wired to generate NOP's when plugged into a 6502 socket &emdash; useful for testing your own circuits.
• 65sc21 PIA
65SC21 Programmable Interface Adapter chip info
• 65c802/65c816
65c802(8-bit) / 65c816(16-bit) 6502 similair processor chip info.
• 65sc21 PIA
65SC21 Programmable Interface Adapter chip info.
• 65sc22 VIA
65SC22 Versitile Interface Adapter chip info.
• 65sc32 Ram & Timer
65SC32 Static Ram / Timer and 2 x Data Direction Registers chip info.
• 65sc51 Async CIA
65SC51 Asynchronous Communications Interface Adapter chip info.
• 65sc150 CMOS Telecommunications Microcomputer
• G65SC151 ADV-CMOS Telecommunications Microcomputer
• G65SCXXX 8-Bit Processors
Describes 65xxx processors (6502, 6500, 6510..) info.
• Schematics (6,856k)
Schematic scans of Commodore Equipment.
• Assembly (7,540k)
Zip archive containing a number of Commodore assembly programs (assemblers, disassemblers etc)
• Kernal(aka Kernel) Specifics
• ToolKit Kernal | Serial I/O Routines 1/3
• ToolKit Kernal | Serial I/O Routines 2/3
• ToolKit Kernal | Serial I/O Routines 3/3
• ToolKit Kernal | Serial I/O (doc)
• ToolKit Kernal | Serial I/O (html)
Scans of ToolKit Kernal chapter discussing how the Commodore C64 and Vic20 Kernal handles the serial IEC bus used for the drives.
• ToolKit Kernal - Complete Book
• 6502 Assembly Library
Page describing useful 6502 assembly tricks and techniques.
• Dr Watson - Beginning Assembly Language
BBH (??)
Dr Watson Assembler

• Magazines
• Commodore Hacking
Commodore Hacking - Technical "Net" Magazine &emdash; This is a magazine I started in kowledge and then had to pass on editorship when I garaguated. Some articles that I wrote for it can also be found.
• Other
• Programming Utilities (588k)
• White Lightning / Basic Lightning Programming Utility/Language
White Lightning Instructions (PDF/OCR'd)
White Lightning Instruction Supplemental (PDF/OCR'd)
Basic Lightning (PDF/OCR'd)
White Lightning / Basic Lightning D64 files

• Books
• Impossible routines for the C64
Goes over a number of useful routines for Basic and ML programs.
• Mapping the Commodore 64
This book gives an overview of all the memory architecture of the Commodore 64 with a detailed commentary of I/O space, Basic & Kernel roms.
• What's Really Inside the C64
Disassembly of the C64 Basic & Kernel ROMs.
• 40 Best Machine Code Routines
• Advanced Machine Code Programming
• Machine Code Master
Master Code Assembler written in Basic
• The Visual 6502 : Commodore 64 Version
is a tutorial on 6502 machine language and the related concepts of binary and hexadecimal numbering systems. The program is a simulation of the 6502 microprocessor, slowed down and opened up for close inspection.
• ToolKit Kernal - Complete Book
Scan of ToolKit Kernal 64 - This covers all of the basic kernal routines and how they work.