The S-M2p.75xx series of fast digital data acquisition cards allow acquisition or playback of digital patterns at programmable speeds up to 125 MS/s. The direction can be switched between input (digital data acquisition) and output (digital pattern generation) through software. 1GByte of on-board memory can be used exclusively in digital mode. Orientation can be switched between input (digital data acquisition) and output (digital pattern generation) via software. 1GByte of on-board memory can be used exclusively in digital mode. In addition, the on-board memory can be switched to a FIFO buffer, allowing continuous data transfer in either the output or input direction.