Difference between revisions of "LB-MEM-02"

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=== Rev 1 ===
 
=== Rev 1 ===
 +
 +
[https://land-boards.com/LB-MEM-02/LB-MEM-02_Rev1_ibom.html Interactive BOM]

Revision as of 12:18, 21 August 2024

LB-MEM-02 REV1-FRONT-3D.png


Features

  • 32KB SRAM
  • EPROM
    • Headers to jump for smaller cards
  • Connects to Address/Data and Memory control lines
  • 50x75mm card

Design

SRAM

LB-MEM-02-SRAM.PNG

EPROM

LB-MEM-02-PROM.PNG

Rev 1 Parts/Jumpers

LB-MEM-02 REV1 MECH Ann.png

27C256/27C512 EPROMs

  • Card has a 16KB size
  • 27C256 (32KB) and 27C512 (64KB) Flash EPROMs are commonly available
  • Jumpers allow firmware banks to be selected
    • 2 banks in 27C256
    • 4 banks in 27C512

LB-MEM-03 EPROM 27C256 512.PNG

Backplane Connector

LB-MEM-02-BKPL.PNG

Mechanicals

LB-MEM-02 REV1 MECH.PNG

Checkout

Rev 1

  • OK

Assembly Sheet

Rev 1

Interactive BOM

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