3029

3029 is the Universal DMA Controller.

This article is a stub. You can improve NDWiki by expanding it.

Introduction

What does it do?

Switches and indicators

• S1 - "OLD" / "NEW" switch. "OLD" position makes the card compatible with ND-850 (N-10 card). "NEW" position allows use of attention interrupt and new PIO control.
• OLD / NEW indicator (yellow), lit when S1 is in "NEW" position.
• TH1 - Device .no thumbwheel
  • 0: device number 140050-14057, Ident-code 14010
  • 1: device number 140060-14067, Ident-code 14011
  • 2: device number 140070-14077, Ident-code 14012
  • 3: device number 140100-14107, Ident-code 14013
  • 4: device number 140110-14117, Ident-code 14014
  • 5: device number 140120-14127, Ident-code 14015
  • 6: device number 140130-14137, Ident-code 14016
  • 7: device number 140140-14147, Ident-code 14017
  • 8: device number 140150-14157, Ident-code 14020
  • 9: device number 140160-14167, Ident-code 14021
  • 10: device number 140170-14177, Ident-code 14022
  • 11: device number 140200-14207, Ident-code 14023
  • 12: device number 140210-14217, Ident-code 14024
  • 13: device number 140220-14227, Ident-code 14025
  • 14: device number 140230-14237, Ident-code 14026
  • 15: device number 140240-14247, Ident-code 14027

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

none?

References

• Norsk Data Document ND–12.020.02 UNIVERSAL DMA INTERFACE ND852
• Norsk Data Document ND–30.008.3 EN ND-100 Hardware Maintenance , page 2014