Raspberry Pi Pico 2 checks retro RAM chips in classic computers

T1Covered by 1 source · first reported by Raspberry Pi / Arduino / Adafruit at 07 Oct, 15:00 UTC

Les Pounder, writing on the Pimoroni blog, covered the Pico DRAM Tester, a board from Tube Time that tests old DIP dynamic RAM chips pulled from machines like the Commodore 64 and ZX Spectrum. An overclocked Raspberry Pi Pico 2 drives it, and it runs the chips at full speed to say whether they are…