MiSTer-devel / MemTest_MiSTer

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MemTest - Utility to test SDRAM daughter board.

Memtest screen:

MemTest screen

  1. Auto mode indicator (animated),
  2. Test time passed in minutes,
  3. Current memory module frequency in MHz,
  4. Memory module size:
    • 0 - no memory board detected
    • 1 - 32 MB
    • 2 - 64 MB
    • 3 - 128 MB
  5. Number of of passed test cycles (each cycle is 32 MB),
  6. Number of failed tests.

Controls (keyboard)

Controls (gamepad)

Test is passed if amount of errors is 0. For quick test let it run for 10 minutes in auto mode. If you want to be sure, let it run for 1-2 hours. Board should pass at least 130 MHz clock test. Any higher clock will assure the higher quality of the board.