1.4.1.8 - Norsk Data hardware - ND-5000

Description

• The last and the most powerful 32 bit CPU ever made by Norsk Data, running the Sintran III OS.
• This is the first and only PCB with components on both sides.
• The CPU consists of a motherboard, with (up to) 6 baby modules.
  • The motherboard with connectors and the RALLAP (PCB 6201).
  • The CPU module with the large LSI gates GAMP and KUSK (PCB 6203 or PCB 6212).
  • The Floating Point Arithmetic module (PCB 6206).
  • The Data- and Instruction- cache modules (PCB 6205, PCB 6204).
  • One or two 8MB local memory modules (PCB 6202).
• I have framed one CPU and put it up on my wall.
• Print: B   ECO: 17
• PCB size 405 x 280 mm, 12 layers
• Release date 07. Sep. 1990

Chipset

• See each module

LEDs

• AMODE (yellow) - In access (bootstrap) mode for loading control store etc
• EPAR off (yellow) - Parity check disabled for CS, SRF, TSB, ICA and DCA
• SELFTEST (red) - Failed (or running). Exact function controlled by MFbus controller
• Local memory error (red) - Exact function controlled by register CREG2 in LMC
• External DRY (yellow) - Local memory accessed from MFbus
• Local DRY (yellow) - Local memory accessed from this CPU
• CPU F_CLOCK (green) - Micro program is running or being loaded

Straps

• 5 straps - Octobus station
• 5 straps - ECO level, CPU
• 3 straps - ECO level, board

Switches

• None

Connectors

• Inter connectors to baby modules

• (A) Standard ND-MFB
• (B) Standard ND-MFB
• (C) Standard ND-MFB
• (D) Standard ND-MFB