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Parallel Slave Port (PSP) 

The Parallel Slave Port (PSP) is a feature found in some Microchip PIC microcontrollers, particularly in the PIC16 and PIC18 families. It allows the microcontroller to interface with external devices in a…

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Difference between ARM and Thumb states (ARM vs. thumb)

In ARM-based processors, ARM and Thumb states serve different purposes, primarily affecting code size and memory efficiency. The ARM state operates with a full 32-bit RISC instruction set, while the…

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BJT – Bipolar Junction Transistors

Image credit: Michael Frey A Bipolar junction transistor, commonly known as BJT, is a Si or Ge semiconductor device that is structured like two p-n junction diodes connected back to…

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Difference between microprocessors and microcontrollers

MicroprocessorMicrocontrollerA microprocessor requires multiple external support devices such as ROM, RAM, Serial interface, Timers, and I/O ports. These components are connected via a system bus, which includes an address bus,…

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