Your source for the most up-to-date terms, definitions, and acronyms for and about internet service providers.
Search for an ISP term
control bus
Last modified: Tuesday, March 12, 2002
The physical connections that carry control information between the CPU and other devices within the computer. Whereas the data bus carries actual data that is being processed, the control bus carries signals that report the status of various devices. For example, one line of the bus is used to indicate whether the CPU is currently reading from or writing to main memory.
