Amazon.com: TOP1 BBC Micro:bit V2 ARM Development Board for Youth Programming Education Motherboard 128KB RAM Built-in Speaker and Microphone : Electronics
Module ES-115 RAM CARD 128KB, NEW for Casio SF-R10 and SF-R20 # 819 – Casio 880
VLB Video Card RAM upgrade. Would anyone know what type of RAM to populate the board with? I believe it's 128KB x 8, but I haven't been able to track down a