styrbussen
Styrbussen, literally meaning the control bus in Swedish, is a concept in computer engineering that describes the set of signals that coordinate and control transfers on a computer system's bus. It is distinct from the data bus, which carries the actual information, and the address bus, which specifies where the information should go or come from. The styrbussen carries timing, command, and status signals that synchronize operations between components such as the central processing unit, memory, and peripheral controllers.
A typical styrbussen includes signals for read and write operations, memory and I/O enable or select, as
In Swedish documentation, styrbussen is used to discuss how devices communicate and coordinate on the bus,