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SummerCart64 - a fully open source N64 flashcart
43 Commits 32 Branches 34 Tags 36 MiB
C 36%
Rust 26.7%
SystemVerilog 26.1%
Python 4.9%
HTML 2.1%
Other 4.2%
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Mateusz Faderewski d5ae5b14aa [SC64][SW] Disable save writeback on SD card removal or write error
2022-11-27 14:48:22 +01:00
.github [SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) 2022-11-10 11:46:54 +01:00
.vscode [SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) 2022-11-10 11:46:54 +01:00
assets [SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) 2022-11-10 11:46:54 +01:00
fw [SC64][FW] Added save write count register for SD save writeback 2022-11-24 22:55:05 +01:00
hw [SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) 2022-11-10 11:46:54 +01:00
sw [SC64][SW] Disable save writeback on SD card removal or write error 2022-11-27 14:48:22 +01:00
.gitattributes [SC64][SW] Fix linguist-vendored 3 2022-11-10 17:13:06 +01:00
.gitignore [SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) 2022-11-10 11:46:54 +01:00
build.sh [SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) 2022-11-10 11:46:54 +01:00
docker_build.sh [SC64][FW][HW][SW] New version based on LCMXO2 FPGA (#19) 2022-11-10 11:46:54 +01:00
LICENSE [SC64] Add license 2020-10-08 02:09:44 +02:00
README.md [SC64][SW] Added automatic save writeback implementation 2022-11-26 18:54:29 +01:00

README.md

SC64 - an open source Nintendo 64 flashcart

Features

  • 64 MB SDRAM memory for game and save data
  • 16 MB FLASH memory for bootloader and extended game data
  • 8 kB on-chip buffer for general use
  • 25 MB/s peak transfer rate USB interface for data upload/download and debug functionality
  • 25 MB/s peak transfer rate SD card interface
  • EEPROM, SRAM and FlashRAM save types with automatic writeback to SD card
  • Battery backed real time clock (RTC)
  • Status LED and button for general use
  • 64DD add-on emulation
  • IS-Viewer 64 debug interface
  • Software and firmware update via USB interface
  • N64 bootloader with support for IPL2 registers spoofing and loading menu from SD card
  • Enhanced UltraCIC_C emulation with automatic region switching and programmable seed/checksum values
  • PC app for communicating with flashcart (game/save data upload/download, feature enable control and debug console)
  • UNFLoader support

High-level flashcart block diagram

Finished sample

SC64 HW ver: 2.0