Microprocessors and Microcontrollers

Addressing Modes of 80286 Microprocessor

Addressing Modes of 80286 Microprocessor: The 80286 has eight addressing modes for instructions to access operands from memory. The eight different Addressing Modes of 80286 Microprocessor are as follows: Register operand mode Immediate operand Direct mode Register indirect mode Based mode Indexed mode Based indexed mode Based indexed mode with displacement The first two operating …

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Architecture of 80286 Microprocessor

Architecture of 80286 Microprocessor: The Architecture of 80286 Microprocessor is an advanced, high-performance microprocessor with specially optimized capabilities for multi-user and multitasking systems. The 80286 has built-in memory protection that supports operating system and task isolation as well as program and data privacy. A 12 MHz 80286 provides about six times more than the 5 …

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80186 Pin Diagram

80186 Pin Diagram: The 80186 is a 68-pin IC and it is available in Plastic Leaded Chip Carrier (PLCC), ceramic Leadless Chip Carrier (LCC) and Pin Grid Array (PGA) packages. Figure 11.14 shows the 80186 Pin Diagram in ceramic leadless chip carrier package. The pin functions are discussed elaborately as given below: VCC (Input) +5 …

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80186 Microprocessor Architecture

80186 Microprocessor Architecture: The Intel 80186 Microprocessor is a high-performance, highly integrated 16-bit microprocessors. Usually, the 80186 Microprocessor is intended for embedded systems, as microcontrollers with external memory. To reduce the number of chips in systems, it is required to include clock generator, interrupt controller, timers, wait state generator, DMA channels, and external chip select …

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