NORD-50 boards

The three CPU racks of a NORD-50

This is a list of known boards used in the NORD-50 CPU. The list is based on the documentation for NORD-50 serial 11

Table of NORD-50 Boards

Board	Drawing	Name	Notes
1500	1A00	N-50 I/O Control
1501	1A19	Address Arithmetic
1502	1A20	Registers
1503	1A21	Arithmetic Buffer
1504	1A22	NORD-50 Controller
1505	1A23	Register Address
1506	1A24	Cycle Counter
1507	1A25	Arithmetic Control
1508	1A26	Chip Select
1510	1A28	Instruction Control
1511	1A29	Shift Matrix A
1512	1A30	Shift Matrix B
1513	1A31	Data Selector
1514	1A32	Floating Arithmetic
1515	1A33	Shift Control
1516	1A34	Floating Control
1517	1A35	Data Buffer
1519	1A37	Timing Control
1521	1A39	MUL-DIV Arithmetic
1522	1A40	Output Selector
1523	1A41	B-Input
1524	1A42	Exponent Arithmetic
1525	1A43	MUL-DIV Timing
1526	1A44	MUL-DIV Control
1531	1A49	Device Registers
1532	1A50	Data and Address Bus Selector

Table of NORD-50 Boards

There is one NORD-10 board belonging to the NORD-50 installation. It is used to control the NORD-50 from the NORD-10.

Board	Drawing	Name	Notes
1071	2A71	Data and Address Bus Selector