Intel 8080 and 8085

The 8080 was the first true processor, its production began in the first half of 1974. The first version of the 8080 had some flaws and therefore it was replaced six months later with the 8080A, which in fact is often called the 8080 too. This processor is still being produced and finds its use. It was repeatedly cloned ( Read more... )

Motorola 6800 and close relatives

Motorola's processors have always been distinguished by the presence of several very attractive features, while at the same time there are both the presence of some absurd abstraction and poor practicality of architectural solutions. The main attractive feature of all processors under consideration is the second ( Read more... )

Z80 and galloping through other Zilog products

This processor became along with the 6502 the main processor of the first personal computers. There are no dramatic events in the history of its appearance and use. There is only some intrigue in the failure of Zilog to make the next generation of processors. The Z80 was first produced in 1976 and ( Read more... )