Every peripheral device (keyboard, modem, monitor, etc.) requires a control circuit that interfaces with the computer's processor (CPU). These circuits are either built into the chips on the ...
ATmega8 microcontroller has 23 programmable input/output (I/O) pins which can be used for interfacing with external world. It is possible to configure them as input or output by setting a particular ...
Your commands, ideas, demands and concepts form the data your system processes and stores. Without user input, a computer simply takes up desktop space and waits for directions, like a lost motorist ...
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