3108: Difference between revisions
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Revision as of 18:43, 14 January 2018
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3108 PIOC/256 (Programmable Input Output Controller) is an ND-100 I/O card with four full duplex serial lines. The hardware is based on an MC 68000 CPU, four Z80 SIO and 256 kbyte ram. There is also a smaller version with only 128 kbyte ram.
Introduction
Switches and indicators
The card has three thumb wheel switches numbered 3,2,1 from the top of the card. It has also three LED indicators, LD1 and LD2 red and LD3 yellow.
Connectors
The A and B connectors are used for I/O, the C connector is used for the ND-100 Bus.
I/O Devices on the card
Reference
- Norsk Data Document ND–02.003.01 PIOC HARDWARE REFERENCE MANUAL
- Norsk Data Document ND–02.004.01 PIOC HARDWARE REFERENCE MANUAL ND-865-867
- Norsk Data Document ND–30.008.3 EN ND-100 Hardware Maintenance , page 246