master-slave

(redirected from Primary slave)

master-slave

(1) An electronic interaction in which one device acts as the controller (the master) and initiates the commands, and the other devices (the slaves) respond accordingly. See master-slave communications.

(2) An ordering of electronic devices in a primary-secondary sequence. For example, when a pair of ATA (IDE) disk drives are installed in the same PC, one is configured as master and the other as slave. See IDE.
References in periodicals archive ?
Beginning in the 1850s, the British navy began suppressing the slave trade, and in 1851 captured Lagos, the primary slave exporting center of the region.
However, it was more likely the case that North American planters were simply squeezed out of primary slave markets in Africa by wealthier sugar barons in the Caribbean, which accounts for a similar increase in the import of slaves from Upper Guinea in the Chesapeake in the later half of the 1740s.