Microcontrollers in Practice

Appendices

A.1 Glossary of Terms

A-E

ADC
Acronym for Analog-to-Digital Converter. A circuit that converts the amplitude of an analog signal into a numeric value, presented as a binary number.

See also SAR.

See also S&H circuit.

See also Resolution.

Address
An unique code that identifies a resource in a microcontroller system.

See also Address space.

See also Address bus.

Address bus
Physical connection between the CPU and the resources accessed, carrying the address information. The number of lines of the address bus determines the maximum number of resources that can be accessed.

See also Address space.

See also Address.

Address space
The range of addresses associated with a resource, or a group of resources.

See also Address bus.

See also Address.

Architecture
In a computer system, this term designates the structure and organization of the resources which determines the way resources are accessed by the CPU.

See also Data Bus.

See also Address bus.

See also Program memory.

See also Harvard.

ASCII
Acronym for American Standard Code for Information Interchange. This is a 7-bit binary code created to facilitate data communication between computers and peripheral equipment created by different manufacturers.
Asynchronous communication
Communication technique that allows data exchange without the need of a common synchronization clock for the transmitter and receiver(s).

See also Baud rate.

See also UART.

See also SCI.

Baud rate
Data transmission rate in serial communications, measured in bits per second.

UART.

See also SCI.

See also Asynchronous communication.

Buffer
Hardware: A device intended to adapt the...

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