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 the Pentium processor and the…

Pin Diagram of 8250 UART: Pin Diagram of 8250 UART - The UART stands for Universal Asynchronous Receiver Transmitter. The UART is used in parallel-to-serial and serial-to-parallel conversions. Actually, UART receives data bytes from the…

Pin diagram of 8089 Processor: Pin diagram of 8089 Processor - In a microprocessor-based system, there are many peripheral devices which are interconnected with the main processor as shown in Fig. 9.102(a). To perform any…

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 lines. During T1, these lines…

Pin Diagram of 80486 Microprocessor: The pin diagram of 168-pin PGA (Pin Grid Array) package 80486 is shown in Fig. 11.49 and the schematic Pin Diagram of 80486 Microprocessor is depicted in Fig. 11.50. All…

Pin diagram of 80287 co-processor: The pin diagram of 80287 co-processor is shown in Fig. 7.53 and the function of pins are given below: D15-D0 The D15-D0 is used as a 16-bit data bus which…

Pin Diagram of 80286 Microprocessor: The Pin Diagram of 80286 Microprocessor is available in 68-pin PLCC (Plastic Leaded Chip Carrier), 68-pin Ceramic LCC (Lead Less Chip Carrier) and 68-pin PGA (Pin Grid Array) packages. In…

Pin diagram of 16550 UART: The 16550 UART (Universal Asynchronous Receiver/Transmitter) is an integrated circuit which is used for the interfacing for serial communications. Usually, it is used to implement the serial port for personal…