APPENDIX F

GLOSSARY/ASCII CODES

Absolute Addressing: The specific identification number (address) permanently assigned to a storage location, device, or register by the machine designer. Used to locate information and assist in circuit fault diagnosis.

Accumulator: Used for storing the result after most ALU operations; 8 bits long for an 8-bit microprocessor.

Address: A unique identification number (or locator) of some source or destination of data. That part of an instruction which specifies the register or memory location of an operand involved in the instruction.

Addressing Mode: The manner in which a microprocessor determines the operand and destination addresses in an instruction cycle.

Address Register: A register used to store the address ...

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