Definition of microprogram in English:

Share this entry


Pronunciation: /ˈmīkrəprōɡrəm/


A microinstruction program that controls the functions of a central processing unit or peripheral controller of a computer.
Example sentences
  • Guidance for reasonable values will be given in the comments of the microprogram that you plan to use.
  • The collection of control words that implement an macroinstruction is called a microprogram, and the microprograms are stored in a memory element called the control store.
  • The second phase consists of transcribing these specifications into machine code microprograms and proving the ‘equivalence’ between the formal specifications and the machine microcodes.


[with object]
Use microprogramming with (a computer); bring about by means of a microprogram: by 1980 virtually all computers were microprogrammed



Example sentences
  • In this paper a microprogrammable processor teaching tool and its FPGA implementation are presented.
  • The computer contains a 16-bit parallel, general-purpose, microprogrammable processor memory, power supply and input/output electronics housed in a single enclosure.
  • A microprogrammable architecture is presented that permits designing hierarchical complicated modular microprograms at two distinct levels: the global control and the data processing level.


Example sentences
  • For some reason, the microprogrammers who designed the 6502 status register left one bit unused.
  • Microprogramming is the programming level closest to the hardware, and the microprogrammer must know everything about each of the pieces of hardware which are to be controlled.
  • Rather than lose the performance, microprogrammers attempt to set up the branch status at least one full microinstruction before the conditional branch.

For editors and proofreaders

Syllabification: mi·cro·pro·gram

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.