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Diffstat (limited to 'src/25lc1024.h')
| -rw-r--r-- | src/25lc1024.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/25lc1024.h b/src/25lc1024.h new file mode 100644 index 00000000..44e52387 --- /dev/null +++ b/src/25lc1024.h @@ -0,0 +1,41 @@ +/* + * Copyright © 2009 Keith Packard <keithp@keithp.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +/* Defines for the 25LC1024 1Mbit SPI Bus Serial EEPROM */ + +#ifndef _25LC1024_H_ +#define _25LC1024_H_ + +#define EE_READ 0x03 +#define EE_WRITE 0x02 +#define EE_WREN 0x06 +#define EE_WRDI 0x04 +#define EE_RDSR 0x05 +#define EE_WRSR 0x01 +#define EE_PE 0x42 +#define EE_SE 0xd8 +#define EE_CE 0xc7 +#define EE_RDID 0xab +#define EE_DPD 0xb9 + +#define EE_STATUS_WIP (1 << 0) +#define EE_STATUS_WEL (1 << 1) +#define EE_STATUS_BP0 (1 << 2) +#define EE_STATUS_BP1 (1 << 3) +#define EE_STATUS_WPEN (1 << 7) + +#endif /* _25LC1024_H_ */ |