diff --git a/README.md b/README.md index 451a0f0..a500fec 100644 --- a/README.md +++ b/README.md @@ -35,12 +35,35 @@ --- -## High-level flashcart block diagram +## Help / Q&A -[](assets/sc64_v2_block_diagram.svg) +For any questions related to this project please use [*Discussions*](./discussions) tab in GitHub repository. +Do not use my e-mail for these questions as I want to have centralised knowledge base accessible for everyone interested in this project. + +I'm also active at [N64brew](https://discord.gg/WqFgNWf) Discord server as `korgeaux#5558` but keep in mind that [*Discussions*](./discussions) tab is a preffered option. --- -## Finished sample +## High-level flashcart block diagram -[SC64 HW ver: 2.0](assets/sc64_v2_example.jpg) +[SC64 block diagram](assets/sc64_block_diagram.svg) + +--- + +## Finished example + +[SC64 finished example](assets/sc64_finished_example.jpg) + +--- + +## Acknowledgement + +This project wouldn't be possible without these contributions: + +- [64drive](https://64drive.retroactive.be) orders being on permanent hold long before creating this repository. +- [EverDrive-64 X7](https://krikzz.com/our-products/cartridges/ed64x7.html) being disappointment for homebrew development (slow USB upload, unjustified price and overcomplicated SD card access). +- [Jan Goldacker (jago85)](https://github.com/jago85) and his projects: + - [Brutzelkarte](https://github.com/jago85/Brutzelkarte_FPGA) providing solid base for starting this project and sparking hope for true open source N64 flashcarts. + - [UltraCIC_C](https://github.com/jago85/UltraCIC_C) reimplementation for easy integration in modern microcontrollers. Thanks also goes to everyone involved in N64 CIC reverse engineering. +- [N64brew](https://discord.gg/WqFgNWf) Discord server community being very helpful during flashcart development. +- [FatFs](http://elm-chan.org/fsw/ff/00index_e.html) FAT32/exFAT library being easiest to integrate in embedded environment. diff --git a/assets/sc64_block_diagram.svg b/assets/sc64_block_diagram.svg new file mode 100644 index 0000000..146a1a4 --- /dev/null +++ b/assets/sc64_block_diagram.svg @@ -0,0 +1,4 @@ + + + +
SPI Interface
SPI Interface
USB FIFO R/W
USB FIFO R/W
Memory interface
Memory interface
Control Register File
Control Register File
FT1248 Interface
FT1248 Interface
TX FIFO 1 kiB
TX FIFO 1 kiB
RX FIFO 1 kiB
RX FIFO 1 kiB
FIFO Junction
FIFO Junction
USB DMA Controller
USB DMA Controller
SDIO Interface
SDIO Interface
TX FIFO 1 kiB
TX FIFO 1 kiB
RX FIFO 1 kiB
RX FIFO 1 kiB
SD DMA Controller
SD DMA Controller
USB
FT232H
USB...
USB
Type-C
USB...
SD Card Slot
SD Card Sl...
μC
STM32G030
μC...
RTC
MCP7940N
RTC...
UART Header
UART Header
 USB
 USB
 Flashcart Controller
 Flashcart Controller
 SD Card
 SD Card
Button
Button
LED
LED
FLASH Interface
FLASH Interface
SDRAM Interface
SDRAM Interface
Block RAM ~10.4 kiB
Block RAM ~10.4 kiB
SDRAM
64 MiB
SDRAM...
QSPI FLASH
16 MiB
QSPI FLASH...
 Memory
 Memory
Memory Arbiter
Memory Arbiter
FPGA Vendor Interface
FPGA Vendor Int...
N64
CIC
N64...
N64
Reset
N64...
N64
IRQ
N64...
N64
Joybus
N64...
N64
AD16 Bus
N64...
PI Interface
PI Interface
Joybus Interface
Joybus Interface
EEPROM Controller
EEPROM Controller
RTC Controller
RTC Controller
64DD Controller
64DD Controller
FlashRAM Controller
FlashRAM Controller
Flashcart Interface
Flashcart Interface
 N64 Joybus devices
 N64 Joybus devices
 N64 PI devices
 N64 PI devices
IRQ Controller
IRQ Controller
FPGA 
LCMXO2-7000 
FPGA...
12 MHz
Clock
12 MHz...
50 MHz
Clock
50 MHz...
PLL
PLL
SYS CLK
SYS CLK
SYS CLK
100 MHz
SYS CLK...
SDRAM CLK
100 MHz 90°
SDRAM CLK...
 Clock & Reset
 Clock & Reset
RESET
RESET
Power-ON
Reset Generator
Power-ON...
Debug
Header
Debug...Text is not SVG - cannot display \ No newline at end of file diff --git a/assets/sc64_v2_example.jpg b/assets/sc64_finished_example.jpg similarity index 100% rename from assets/sc64_v2_example.jpg rename to assets/sc64_finished_example.jpg diff --git a/assets/sc64_v2_block_diagram.svg b/assets/sc64_v2_block_diagram.svg deleted file mode 100644 index 6aaa40b..0000000 --- a/assets/sc64_v2_block_diagram.svg +++ /dev/null @@ -1,4 +0,0 @@ - - - -
SPI Interface
SPI Interface
USB FIFO R/W
USB FIFO R/W
Memory interface
Memory interface
Control Register File
Control Register File
FT1248 Interface
FT1248 Interface
TX FIFO 1 kiB
TX FIFO 1 kiB
RX FIFO 1 kiB
RX FIFO 1 kiB
FIFO Junction
FIFO Junction
USB DMA Controller
USB DMA Controller
SDIO Interface
SDIO Interface
TX FIFO 1 kiB
TX FIFO 1 kiB
RX FIFO 1 kiB
RX FIFO 1 kiB
SD DMA Controller
SD DMA Controller
USB
FT232H
USB...
USB
Type-C
USB...
SD Card Slot
SD Card Sl...
μC
STM32G030
μC...
RTC
MCP7940N
RTC...
UART Header
UART Header
 USB
 USB
 Flashcart Controller
 Flashcart Controller
 SD Card
 SD Card
Button
Button
LED
LED
FLASH Interface
FLASH Interface
SDRAM Interface
SDRAM Interface
Block RAM ~10.4 kiB
Block RAM ~10.4 kiB
SDRAM
64 MiB
SDRAM...
QSPI FLASH
16 MiB
QSPI FLASH...
 Memory
 Memory
Memory Arbiter
Memory Arbiter
FPGA Vendor Interface
FPGA Vendor Int...
N64
CIC
N64...
N64
Reset
N64...
N64
IRQ
N64...
N64
Joybus
N64...
N64
AD16 Bus
N64...
PI Interface
PI Interface
Joybus Interface
Joybus Interface
EEPROM Controller
EEPROM Controller
RTC Controller
RTC Controller
64DD Controller
64DD Controller
FlashRAM Controller
FlashRAM Controller
Flashcart Interface
Flashcart Interface
 N64 Joybus devices
 N64 Joybus devices
 N64 PI devices
 N64 PI devices
IRQ Controller
IRQ Controller
FPGA 
LCMXO2-7000 
FPGA...
12 MHz
Clock
12 MHz...
50 MHz
Clock
50 MHz...
PLL
PLL
SYS CLK
SYS CLK
SYS CLK
100 MHz
SYS CLK...
SDRAM CLK
100 MHz 90°
SDRAM CLK...
 Clock & Reset
 Clock & Reset
RESET
RESET
Power-ON
Reset Generator
Power-ON...
Debug
Header
Debug...Text is not SVG - cannot display \ No newline at end of file