Different level of parallelism There are several different levels of parallelism: bit-level, instruction-level, data, and task parallelism. Parallelism has long been employed in high-performance computing, […]
Parallel and Concurrent Systems Parallel and Concurrent Systems are synonyms in many fields; not so in programming, where they are used to describe fundamentally different […]
Introduction to 8259 (8259 Microprocessor) 8259 microprocessor is defined as a Programmable Interrupt Controller (PIC) microprocessor. There are 5 hardware interrupts and 2 hardware interrupts […]
Interrupt Handling with 8085 Interrupt handling is a key function in real-time software and comprises interrupts and their handlers. Only those physical interrupts which of […]
Interrupt Service Routine Interrupt service routine (ISR) is actually a call back function (program) in case of software or device driver (I/O device) in case […]
Interrupt Processing Sequence The occurrence of an interrupt fires a number of events both in processor hardware and software. The figure below displays a sequence. […]
Polling and Interrupt Polling is a method of checking whether an external device (external to the CPU) requires attention/servicing. In order to incorporate polling, the […]
Timing Diagram A timing diagram in the Unified Modeling Language 2.0 is a specific type of interaction diagram, where the focus is on timing constraints. […]
Economic Institution Economic Institution is the institution that provides very basic materials to society for daily life activities. Without it, we cannot imagine our society, […]
Political Institution(Polity) Political Institution is standardized ways of maintaining order in the production and distribution of goods and services. It is the mother institution consisting […]
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