noun
circuitry
Technical computing term referring to the arrangement and interconnection of electronic circuits.
このチップの回路機構は非常に複雑だ。
The circuitry of this chip is very complex.
回路 is a general term for 'circuit', while 回路機構 specifically refers to the overall circuitry or circuit organization.
Compound of 回路 (circuit) and 機構 (mechanism, organization).