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 ...
The registers inside the CPU, the machine code instruction set, and the ways in which the instructions interact with the registers and status flags are all intertwined. As you may recall, one of my ...
Video gamers know about cheat codes, but assembly language programmers are often in search of undocumented instructions. One way to find them is to map out all of a CPU’s opcodes and where there are ...
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