We’ve come to the point where we need to define an assembly language for our 4-Bit HRRG Computer, but first we need to consider certain concepts. These days, we are used to programming our computers ...
A recent edition of [Babbage’s] The Chip Letter discusses the obscurity of assembly language. He points out, and I think correctly, that assembly language is more often read than written, yet nearly ...
What is a program counter? A program counter is a special register in a computer processor that contains the memory address (location) of the next program instruction to be executed. Before the CPU ...
Once we’ve built a computer, the next step is to develop an assembly language and then an assembler that can assemble our programs. In my previous column, we introduced the concept of the big-endian ...
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