November 2007
Intermediate to advanced
736 pages
46h 32m
English
Content preview from Consumer Electronics
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MICROCONTROLLER
Figure 48.4 shows the block diagram of a typical microcontroller which is a true computer on a chip. The design incorporates all of the features found in a microprocessor CPU (central processing unit) : ALU (arithmetic logic unit), PC (program counter), SP (stack pointer), and registers. It also has added the other features needed to make a complete computer : ROM, RAM, parallel I/O, serial I/O, counters, and a clock circuit.
Fig. 48.4 Block diagram of a typical microcontroller
Like the microprocessor, a microcontroller is a general purpose device, but one that is meant to read data, perform limited calculations on the ...
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