microaddress

English

Etymology

From micro- +‎ address.

Pronunciation

• IPA^(key): /ˌmaɪkrəˈædrɛs/

Noun

microaddress (plural microaddresses)

1. (computer architecture) A location or address within the control memory (microcode store) of a microprogrammed control unit, used to fetch or branch to a specific microinstruction.
   • 1963, IBM Technical Disclosure Bulletin, volume 5, numbers 9-12, International Business Machines Corporation, page 45:

     In the jump mode, the succeeding microinstruction is placed in an arbitrary microaddress which cannot be reached through the mentioned modes.

   • 1994, Warren A. Hunt, FM8501 : a verified microprocessor, Springer, page 78:

     The control unit is comprised of a ROM and a microaddress register.

   • 2024 July 11, Mr. Rohit Manglik, Logic and Computer Design Fundamentals, EduGorilla, page 672:

     This function is implemented by the Microaddress Control Logic.

Related terms

• microinstruction
• microcode