Following is the summary of the manuals in this folder: ENG-00117-30P-Primer_Self_Instruction_Manual.pdf This is the main training manual and should be the first one you read. Primer_Rev_3_Schematic.pdf This is the Primer Rev 3 Schematic. Primer_MOS_2.7_listing.pdf This contains a listing file of the Monitor Operating System (MOS). 8085_Set.pdf This is a PDF for the OKI Semiconductor version of the 8085 Microprocessor. It has details about the microprocessor electrical characteristics and also the 8085 instruction set. Primer_Application_Manual_v2.0.pdf This is a group of application programs that can be uploaded to the Primer. It explains some of the theory behind each program and for some shows parts lists and schematics of experimental interface circuits that can be connected to the Primer. Primer_EMOS_Manual_r2.1.pdf This is the manual for the optional Enhanced Monitor Operating System. Primer_Lab_Manual_r1.1.pdf This manual is similar to the Self Instruction Manual except it has additional fill-in-the-blank questions.