Libsavgba

libsavgba
General
Author	laqieer
Type	Development
Version	3.30
License	BSL-1.0 license
Last Updated	2021/07/06
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A library to access various backup media in GBA cartridges. It comes with an example application detect-save-type to detect backup media type.

The homebrew was presented in the GBA Jam 2021.

User guide

Compatibility table.

Documentation.

Changelog

3.3.0 2021/07/05

• Add support to show error codes and error messages.
• Add verify in eeprom_write.
• Support cross-sector flash write.

3.2.0 2021/07/05

• Add an extra tool: detect-save-type.

3.1.2 2021/07/03

• Fix 512B EEPROM's compatibility with EverDrive-GBA X5.

3.1.1 2021/07/03

• Fix Flash's compatibility with vba and vba-m.

3.1.0 2021/07/03

• Add backup media support for Atmel's Flash.

3.0.0 2021/07/02

• BREAKING CHANGES - Add eeprom_init(), rename eeprom_512_read() and eeprom_8K_read() to eeprom_read(), rename eeprom_512_write() and eeprom_8K_write() to eeprom_write().
• Add 10ms timeout for eeprom_write().
• Unify read and write function for backup media EEPROM.
• Fix detection after write data to EEPROM.
• Fix out of range detection.

2.0.0 2021/07/02

• BREAKING CHANGES - Add a parameter to specify the flash size to flash_init(), just pass 0 if you don't want to specify it, then it will be detected automatically by flash chip identification operation.
• Add backup media support for 128KB Flash.

1.2.0 2021/07/02

• Add backup media support for 64KB Flash.

1.1.0 2021/06/30

• Add backup media support for EEPROM.
• Fix Cart Backup IDs.
• Fix infinite loop in eeprom_write.

1.0.0 2021/06/29

• Add backup media support for SRAM.

External links

• GitHub - https://github.com/laqieer/libsavgba
• itch.io - https://laqieer.itch.io/libsavgba