1.4.1.5 - Norsk Data hardware - ND-100

Description

• This is the NORD-10 CPU squeezed into one board, originally meant for the OEM marked.
• The birth of the NORD-100 (later renamed to ND-100).
• The board have the same size and contacts as the other/newer ND-100 boards.
• A real beauty, from approx 1977/78. I have framed it and put it up on my wall.
• Print: A   ECO: A
• PCB size 367 x 280 mm, 3 layers
• Release date xx. xxx. xxxx

Chipset

• MMI 67S380 - 8 bits latch x 2 pieces
• PROM x 16 pieces
• 4702 - Programmable Bit Rate Generator
• AM2901 - 4 bits microprocessor slice x 4 pieces
• AM2914 - Interrupt Controller x 2 pieces
• AM2918 - 4 bits register x 6 pieces
• SN74LS377 - 8 bits Flip-Flop x 6 pieces
• SN74S482 - 4 bits slice x 3 pieces
• TMS6011 - UART

LEDs

• LED1 (red) -
• LED1 (red) -

Straps

• None

Switches

• Console baud rate

Connectors

• (A) Operator panel and display
• (B) Memory management
• (C) Standard ND-100 system bus