Nulo/qmk_firmware
1
0
Fork 0
Code Releases Activity

Add i2c 24LC64 eeprom (#11200)

Browse source 
* add 24LC64 eeprom

* docs update

* Update docs/eeprom_driver.md

Co-authored-by: Joel Challis <git@zvecr.com>

Co-authored-by: Joel Challis <git@zvecr.com>
This commit is contained in:
Xelus22 2020-12-13 18:50:50 +00:00 committed by GitHub
parent 10e4487ba3
commit 70f40339c2
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 7 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
docs/eeprom_driver.md
View file

@ -40,6 +40,7 @@ Module | Equivalent `#define` | Source
-----------------|---------------------------------|------------------------------------------
CAT24C512 EEPROM | `#define EEPROM_I2C_CAT24C512` | <https://www.sparkfun.com/products/14764>
RM24C512C EEPROM | `#define EEPROM_I2C_RM24C512C` | <https://www.sparkfun.com/products/14764>
24LC64 EEPROM | `#define EEPROM_I2C_24LC64` | <https://www.microchip.com/wwwproducts/en/24LC64>
24LC128 EEPROM | `#define EEPROM_I2C_24LC128` | <https://www.microchip.com/wwwproducts/en/24LC128>
24LC256 EEPROM | `#define EEPROM_I2C_24LC256` | <https://www.sparkfun.com/products/525>
MB85RC256V FRAM | `#define EEPROM_I2C_MB85RC256V` | <https://www.adafruit.com/product/1895>

5
drivers/eeprom/eeprom_i2c.h
View file

@ -49,6 +49,11 @@
# define EXTERNAL_EEPROM_PAGE_SIZE 64
# define EXTERNAL_EEPROM_ADDRESS_SIZE 2
# define EXTERNAL_EEPROM_WRITE_TIME 5
#elif defined(EEPROM_I2C_24LC64)
# define EXTERNAL_EEPROM_BYTE_COUNT 8192
# define EXTERNAL_EEPROM_PAGE_SIZE 32
# define EXTERNAL_EEPROM_ADDRESS_SIZE 2
# define EXTERNAL_EEPROM_WRITE_TIME 5
#elif defined(EEPROM_I2C_MB85RC256V)
# define EXTERNAL_EEPROM_BYTE_COUNT 32768
# define EXTERNAL_EEPROM_PAGE_SIZE 128

5
keyboards/xelus/valor_frl_tkl/config.h
View file

@ -61,10 +61,7 @@
// I2C EEPROM
// 24LC64
#define EXTERNAL_EEPROM_BYTE_COUNT 65535
#define EXTERNAL_EEPROM_PAGE_SIZE 32
#define EXTERNAL_EEPROM_ADDRESS_SIZE 2
#define EXTERNAL_EEPROM_WRITE_TIME 5
#define EEPROM_I2C_24LC64
// Dynamic EEPROM
// Something sensible or else VIA may crash