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Reduced voltage range again. Hopefully fixes MicroSD cards.

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This commit is contained in:
Michael Chisholm 2006-11-14 06:29:41 +00:00
parent 74f3ca8a59
commit e5c6ce9a09
1 changed files with 5 additions and 2 deletions
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7
source/disc_io/io_sd_common.h
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@ -35,6 +35,9 @@
2006-07-28 - Chishm
* Changed voltage range that the SD card can use
2006-11-14 - Chishm
* Reduced voltage range again. Hopefully fixes MicroSD cards.
*/
#ifndef IO_SD_COMMON_H
@ -63,9 +66,9 @@
#define SD_APP_OP_COND 41
/* OCR (Operating Conditions Register) send value */
//#define SD_OCR_VALUE 0x00030000 /* 2.8V to 3.0V */
#define SD_OCR_VALUE 0x00030000 /* 2.8V to 3.0V */
//#define SD_OCR_VALUE 0x003F8000 /* 2.7V to 3.4V */
#define SD_OCR_VALUE 0x00FC0000
//#define SD_OCR_VALUE 0x00FC0000
/* SD Data repsonses */
#define SD_CARD_BUSY 0xff