NORD-10/S

The NORD-10/S was a 16-bit medium scale general purpose computer system made by Norsk Data, introduced in 1975. It was a follow up to NORD-10 and introduced cache, paging, and other miscellaneous improvements.

Memory
Memory size may vary from 1K to 256K 16-bit words. Both read-only and read/write memories may be used.

Bootstrap loaders
The NORD-10/S has bootstrap loaders for both mass storage and character oriented devices. Three different load formats are standard:
 * octal format load
 * binary format load
 * mass storage load

Custom Instructions
The NORD-10/S provides up to 1024 customer-specified instructions. These instructions are micro-programmed in a programmable read-only memory, which is added onto the standard read-only memory.