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layout: page
title: Challenger 1P Programming Guides/Samples
permalink: /pubs/c1p/programming/
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Challenger 1P Programming Guides/Samples
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[<img src="http://archive.pcjs.org/pubs/c1p/programming/thumbs/OSI_Assembler-Disassembler_Listing-thumb.jpg" width="200" height="260" alt="6502 Disassembler Listing (by Jeff Parsons, June 1980)"/>](http://archive.pcjs.org/pubs/c1p/programming/pdfs/OSI_Assembler-Disassembler_Listing.pdf)