Tracer Digital I/O Connectors

Connector J12 - Digital I/O 8255 Device #1

Standard 50-pin digital I/O connector that is popular across many digital I/O cards.  Supports 8255 mode 0 with ports A, B, & C. 

Cable available with pull-tab and strain relief can be purchased here. 

Connector J9 - Digital I/O 8255 Device #2 

Standard 50-pin digital I/O connector that is popular across many digital I/O cards.  Supports 8255 mode 0 with ports A, B, & C. 

Connector J13 - Counter/Timer 

Supports 8254 three 16-bit counter/timer I/O.