ADLINK PCM-7248+ 48-CH TTL/DTL DIGITAL INPUTS/OUTPUTS À PARIS

- PC/104-Plus specifications Rev. 1.2 compliant - 48-CH TTL/DTL digital inputs/outputs - Emulates 2 industry standard 8255 PPI (mode 0) - Buffered circuits for higher driving capacity - Direct interface with OPTO-22 compatible I/O modules - - ADLINK PCM-7248+ is a 48-bit parallel digital input/output (DIO) module for PC/104-Plus form factor.  The header connectors are fully compatible with the industry opto-22 standard.  The PCM-7248+ emulates mode 0 of industry standard 8255 Programmable Peripheral Interface (PPI) chips.  Each PPI offers three 8-bit ports, Port A, Port B and Port C.  The Port C is divided into 2 nibble-wide (4-bit) ports.  The total 6 ports can be configured as input or output independently.  The PCM-7248+ device has programmable timers/counters.  One 16-bit counter is available for event counting, while the other 32-bit timer is available for timed interrupt generation.  The PCM-7248+ device provides multiple programmable interrupt sources from DIO channels, as well as the output of the timer.