MIC-3753/3-A1 (ADVANTECH)

72 TTL digital I/O lines

“Pattern match� and “Change of state� interrupt functions for critical I/O monitoring

Buffered circuits for higher driving capacity than 8255

Emulates mode 0 of 8255 PPI

Interrupt output pin for simultaneously triggering external devices with the interrupt

Keeps I/O setting and digital output values when hot system reset

Multiple-source interrupt handling

Output status read-back

Supports dry contact and wet contact

Not Available