# Apple Assembly Line

## 1980 Contents

October, 1980:

- Welcome to the premier issue;
- How to Add and Subtract One; New Products from S-C SOFTWARE;
- General Message Printing Subroutine;
- Using the Paymar Lower-Case Adapter;
- Hardware Error in ALL 6502 Chips!

November 1980:

- A Bug in S-C Assembler II Version 4.0
- Variable Cross Reference for Applesoft Programs
- Bags, Boxes, et cetera
- Assembly Source on Text Files
- A Use for the USR Command
- A Simulated Numeric Key-Pad

December 1980:

- Intelligent Disassemblers
- Integer BASIC Pretty Lister
- Listed Expressions with .DA Directive
- Block MOVE and COPY for Version 4.0
- Handling 16-bit Comparisons