The SN74ACT2440 NuBusTM?Controller handles NuBusTM?signaling protocol in compliance with ANSI/IEEE Std 1196-1987. The device allows a simple connection to the NuBusTM; typical configurations include master-only, slave-only, and master/slave. Additionally, it provides extra status and control lines to facilitate more sophisticated approaches. With the addition of the SN74ALS2442, slave block transfers can be supported by this device. For additional details on block transfers, consult the SN74ALS2442 data sheet and the application note titled?Supporting NuBusTM?Block Slave Transfers Using Texas Instruments SN74ACT2440, SN74BCT2420, and SN74ALS2442.