Programmer's Manual

At the time of writing this note, the HASM assembler and the HSIM simultaor are being developed. The true purpose of this manual is to serve as spec to that effort. Brief description of the minicomputer Registers The Instructions Set Overview Addressing Modes Register Immediate Direct Indirect Relative Stack Instruction Classes Instructions Set Instructions Set Summary The H1ASM assembler (v.0) Overview Launching the assembler program Anatomy of assembly code Assembler Output Error reporting Syntax Details Expressions A words about signed and unsigned integers Symbols Variables Directives Include Org Data Define Set Format Instructions Output File Format Details The H1SIM simulator Overview The H1OS Operating System Overview Architecture Memory Map

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