1.4.1.3 - Norsk Data hardware - NORD-10

Description

• HDLC DMA controller.
• The card HDLC DMA shadow (PCB 1932) is stacked on top of this card.
• With 8 pieces of PROMs for the microprogram, 512 x 1 bit x 8 pieces (total 4 KB).
• Print: D   ECO: _
• PCB size 156 x 179 mm, 2 layers
• Release date xx. xxx. xxxx

Chipset

• SN74S472 or
  TBP28S42 - PROM x 8 pieces
  • 00100C -
  • 00101C -
  • 00102C -
  • 00103C -
  • 00110C -
  • 00111C -
  • 00112C -
  • 00113C -
• AM2901 - 4 bits microprocessor slice x 4 pieces
• MMI67S378 - RAM x 3 pieces

LEDs

• None

Straps

• None

Switches

• None

Connectors

• Standard NORD-10 bus