Pin Diagram of 8087 Processor: Figure 7.46 shows the pin diagram of 8087 processor. The operations of all pins of 8087 are explained below: AD15-AD0 The AD15-AD0 are the time multiplexed address/data…

8087 Numeric Data Processor: The 8087 Numeric Data Processor (NDP) is called a high-speed math co-processor. This math co-processor is also known as Numeric Processor Extension (NPX) or Numeric Data…

8288 Bus Controller: Figure 5.37 shows the 8288 bus controller which is used in the maximum-mode operation of 8086 CPU. This IC receives four inputs such as S̅2, S̅1, S̅0 status…

Clock Generator 8284A: During fetch and execute instructions, the 8086 and 8088 processors require clock pulse which has about 10 ns rise and fall times. The logic 0 level of…

Internal Architecture of 8088 Microprocessor: Figure 5.24 shows the Internal Architecture of 8088 Microprocessor. The set of registers of 8088 is approximately same as that of 8086. The architecture of…

Pin Diagram of Pentium Processor: The Pentium's memory and I/O interfaces are more advanced than the simple models. They are very different from the 8086 bus interfaces. Figure 12.28(a) shows…

Operating Modes of Pentium Processor: The Pentium processor architecture supports three Operating Modes of Pentium Processor such as protected mode, real-address mode and System Management Mode (SMM) and one 'quasi-operating…

Internal Architecture of Pentium Processor: The Pentium is a 32-bit processor, but it has a 32-bit address bus and a 64-bit data bus. This processor's data bus serves the on-chip…