Computer - Embedded system - Single Purpose

Card Puncher Data Processing


An embedded system is a single purpose system where the function is built at hardware level whereas with a general purpose system a lot of function can be programmed without modifying its hardware.

Therefore, embedded systems typically do not have loaders, and instead the code executes directly from ROM.

Firmware may be the only program that will run on the system and provide all of its functions.


encoders/decoders , timer …

Documentation / Reference

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Card Puncher Data Processing
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The boot loader is a loader that load the OS. The boot loader is called by the BIOS during the computer booting process (power-on startup). The boot process for embedded device was revolutionized by...
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A loader is the part of the operating system that is responsible for loading : programs and libraries. Loading a program involves: reading the contents of the executable file containing the program...

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