sd2iec - a controller/interface adapting storage devices to the CBM serial bus
This is an ESP32 only port.
Copyright (C) 2007-2022 Ingo Korb ingo@akana.de
Parts based on code from others, see comments in main.c for details.
JiffyDos send based on code by M.Kiesel
Fat LFN support and lots of other ideas+code by Jim Brain
Final Cartridge III fastloader support by Thomas Giesel
IEEE488 support by Nils Eilers
ESP32 port by Jarkko Sonninen
Free software under GPL version 2 ONLY, see comments in main.c and COPYING for details.
This is an unofficial clone of the original repository.
The original repository is available on https://www.sd2iec.de
See the original README
Pins in my ESP32S3 board. Use menuconfig to change the values
| Function | Pin |
|---|---|
| CONFIG_SD2IEC_SD_PIN_MOSI | 47 |
| CONFIG_SD2IEC_SD_PIN_MISO | 41 |
| CONFIG_SD2IEC_SD_PIN_CLK | 48 |
| CONFIG_SD2IEC_SD_PIN_CS | 42 |
| CONFIG_SD2IEC_PIN_CLK | 1 |
| CONFIG_SD2IEC_PIN_DATA | 2 |
| CONFIG_SD2IEC_PIN_ATN | 40 |
| CONFIG_SD2IEC_PIN_SRQ | -1 |
| CONFIG_SD2IEC_PIN_LED_BUSY | -1 |
| CONFIG_SD2IEC_PIN_LED_DIRTY | -1 |
Use a level shifter for CLK,DATA and ATN pins.
Use ESP-IDF to compile.
cp sdkconfig.esp32s3 sdkconfig
idf.py menuconfig
idf.py -p /dev/ttyUSB0 build flash monitor
SD2IEC have a concept of partitions. These are not FAT or SD card partitions. Partition 0 is the FAT file system in SDCARD. Partition 1 is a part of board flash as a FAT file system. You can use it for storing utilities like file browsers and fast loaders.
No buttons for now.
No display for now.
M2I is broken.
Changelists are broken.
Some (most ?) functionality is broken.