ND-500 boards

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The physical size of a ND-500 board

This is a list of known boards used in the ND-500 CPU. The list is based on the documentation that came with the ND-500 serial 62 and information from the Sintran.com website.


Table of ND-500 Boards

Board Drawings Name Notes
5001 5B01 5B02 5B03 5B04 5B05 5B52 N-500 CPU Slice (1)
5004 5B38 5B39 5B40 5B41 5B74 N-500 Sequencer (1)
5005 5B86 5B87 5B88 5B89 5B90 5B91 N-500 Memory Management (1)
5006 5 pages, no numbers N-500 Cache Module (1)
5007 5B12 5B13 5B14 5B15 5B69 N-500 Cache Module (1)
5008 5B82 5B83 5B84 5B85 N-500 Arithmetic 1 (1)
5009 5B70 5B71 5B72 5B73 N-500 Arithmetic 2 (1)
5011 5B75 5B76 5B77 5B78 5B79 N-500 Arithmetic 3 (1)
5012 5B22 5B23 5B24 5B25 5B16 N-500 Control 1 (1)
5013 5B37 5B53 5B54 5B55 N-500 Address Driver (1)
5014 5B56 5B57 5B58 5B59 5B60 N-500 Arithmetic 4 (1)
5015 5B26 5B27 5B28 5B29 5B30 5B31 N-500 Control II (1)
5017 5B46 5B47 5B48 5B49 5B50 5B51 N-500 Cache Control (1)
5018 5B92 5B93 5B94 5B95 5B96 N-500 Prefetch (1)
5019 5 pages, no numbers N-500 Trap (1)
5020 5B66 5B67 5B68 N-500 4K CS RAM
5022 N-500 Memory Management (1)
5023 N-570 Arithmetic 2, fast (1)
5103 N-570 BCD Arithmetic/1 (1)
5104 N-570 Prefetch (1)
5106 N-570 Sequencer (1)
5107 N-570 Control 2 (1)
5109 N-570 Trap (1)
5110 N-570 Cache Control (1)
5111 N-570 Control 1 (1)
5112 N-570 Memory Management (1)
5116 N-570 Memory Channel Driver (1)
5118 N-570 BCD Arithmetic/2 (1)
5119 N-570 Instruction Cache Module (1)
5120 N-570 Instruction Memory Management (1)
5121 N-570 Instruction Cache Controller (1)
55205 N-500 Cache Termination
5401 3 pages, no numbers N-500 8K CS RAM, fast (1)
5402 N-570 8K CS RAM (1)
5431 N-570 CPU Slice (1)

Table of ND-500 related Boards

There is one NORD-10 and one ND-100 board belonging to the ND-500 cpu. It is used to control the ND-500 from the front end computer.

Board Drawing Name Notes
1981 Panel Control ND-500
3022 5A70 5A71 5A72 5A73 5A74 5A75 ND-500 Interface

References and sources