NI-DAQmx software technology for highest productivity and performance (NIDAQmx 7.1 and higher)
High current drive (24 mA sink or source)
96 bidirectional input/output lines, 5 V TTL/CMOS (line direction selectable on an 8-bit port basis)
The NI 6509 devices are industrial 96-channel digital I/O interfaces for PCI and PXI. NI 6509 devices have 96 bidirectional digital input/output lines with high current drive capabilities (24 mA), and are completely jumper free.