3036

3036 is a 64 or 128 Kbyte memory module.

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Introduction

64 or 128 Kbyte memory for a ND-100 machine.

Switches and indicators

From top of the card

• upper limit display (octal)
• TH1 - memory address (low digit, octal)
• TH2 - memory address (high digit, octal)
  • TH2:0, TH1:0 - upper limit display: 04 - memory address range: 0 - 64 K
  • TH2:0, TH1:1 - upper limit display: 05 - memory address range: 16 - 80 K
  • TH2:0, TH1:2 - upper limit display: 06 - memory address range: 32 - 96 K
  • :
  • TH2:1, TH1:0 - upper limit display: 14 - memory address range: 128 - 192 K
  • TH2:1, TH1:1 - upper limit display: 15 - memory address range: 144 - 208 K
  • :
  • TH2:7, TH1:3 - upper limit display: 77 - memory address range: 944 - 1008 K

Sets and displays the memory address range of the card, in octal.

• T6 - yellow LED - 48-64 KW access indicator
• T5 - yellow LED - 32-48 KW access indicator
• T4 - yellow LED - 16-32 KW access indicator
• T3 - yellow LED - 0-16 KW access indicator
• T2 - red LED - error detected indicator
• T1 - red LED - error correction disabled indicator
• ENABLE / DISABLE switch
  • 0 - disabled - disables the error correction indicator (T1) and clears the error detected indicator (T2).
  • 1 - enabled - enables the error detected indicator (T2).

Connectors

The A and B connectors are used for I/O, the C connector is used for the ND-100 Bus.

I/O Devices on the card

none?

ND sales number

• ND-113 - 64 Kbyte
• ND-115 - 128 Kbyte

References

• Norsk Data Document ND–06.015.02 ND-100 FUNCTIONAL DESCRIPTION
• Norsk Data Document ND–06.026.1 ND-110 Functional Description , page 123
• Norsk Data Document ND–30.008.3 EN ND-100 Hardware Maintenance , page 218