Tag: spi

  • Fun with FPGAs: SPI EEPROM emulator

    Fun with FPGAs: SPI EEPROM emulator

    I found a fun excuse to practice my digital logic design over the past few days: This is an FPGA emulating the SPI EEPROM (save game memory) in a modified Nintendo DS game cartridge. The emulated EEPROM is backed by 1 MB of SRAM, and there is a USB interface that you can use to…