1.4.1.8 - Norsk Data hardware - ND-5000

Description

• A baby module for the Samson CPU.
• The control store - 16K 132 bits words (128 bits µprogram word + 4 parity bits).
• Using 33 pieces of SRAM chips, 16384 x 4 bits x 33 pieces (total 264 KB).
• ND-320001; ND-5200 systems: Found on the 1. layer of baby modules.
• ND-320002; ND-5400/5500/5700 systems: Found on the 2. layer of baby modules.
• ND-320003; ND-5800/5900 systems: Found on the 2. layer of baby modules.
• Print: B   ECO: 3
• Print: C   ECO: 3
• PCB size 197 x 97 mm, x layers
• Release date 26. Oct. 1987

Chipset

• IC PAL 50600B
• IC PAL 52100B
• IDT7188 or
  MCM6288 or
  TC55416 or
  VT64KS4 - SRAM x 33 pieces

LEDs

• None

Straps

• Strap 0: ECO level
• Strap 1: ECO level
• Strap 2: ECO level
• Strap 3: ECO level
• Strap 4: ECO level

Switches

• None

Connectors

• Intra connectors to motherboard and other baby modules.