We recently looked at the origins of the integrated circuit (IC) and the calculator, which was the IC’s first killer app, but a surprise twist is that the calculator played a big part in the invention ...

This repository contains a collection of practice programs written in 8086 Assembly Language as part of my Microprocessors and Microcontrollers coursework. Each program demonstrates core concepts of ...

The CPU has four general-purpose registers called AL, BL, CL and DL. These are eight bits or one byte wide. Registers can hold unsigned numbers in the range 0 to +255 and signed numbers in the range ...

Toshiba's TLCS-90 incorporates the basic Z80 instruction set in an 8-bit µC with various peripherals. Unlike the Z80, which is a µP, the TLCS-90 can execute code from on-chip ROM and RAM. The µCs ...