From 631204a1feffa8cf3795060370b14dfb9f53f533 Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Tue, 31 Jan 2017 23:15:28 +0100
Subject: WIP

---
 sd.h | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 sd.h

(limited to 'sd.h')

diff --git a/sd.h b/sd.h
new file mode 100644
index 0000000..0a00add
--- /dev/null
+++ b/sd.h
@@ -0,0 +1,56 @@
+#include <stdint.h>
+
+#include "sd_config.h"
+
+#define SD_GO_IDLE_STATE 0
+#define SD_SEND_OP_COND 1
+#define SD_OP_COND_SDC 0xe9
+#define SD_SEND_IF_COND 8
+#define SD_SEND_CSD 9      
+#define SD_SEND_CID 10
+#define SD_STOP_TRANSMISSION 12
+#define SD_SEND_STATUS 13
+
+#define SD_SET_BLOCKLEN 16
+#define SD_READ_SINGLE_BLOCK 17
+#define SD_READ_MULTIPLE_BLOCK 18
+
+#define SD_WRITE_BLOCK 24
+#define SD_WRITE_MULTIPLE_BLOCK 25
+#define SD_PROGRAM_CSD 27
+
+#define SD_SET_WRITE_PROT 28
+#define SD_CLR_WRITE_PROT 29
+#define SD_SEND_WRITE_PROT 30
+
+#define SD_ERASE_WR_BLK_START 32
+#define SD_ERASE_WR_BLK_END 33
+#define SD_ERASE 38
+
+#define SD_APP_CMD 55 
+#define SD_GEN_CMD 56
+
+#define SD_READ_OCR 58
+#define SD_CRC_ON_OFF 59 
+
+#define SD_SD_STATUS 13
+#define SD_SEND_NUM_WR_BLOCKS 22
+#define SD_SET_WR_BLK_ERASE_COUNT 23
+#define SD_SD_APP_OP_COND 41
+#define SD_SET_CLR_CARD_DETECT 42
+#define SD_SEND_SCR 51
+
+#define SD_IN_IDLE_STATE 0x01
+#define SD_ERASE_RESET 0x02
+#define SD_ILLEGAL_COMMAND 0x04
+#define SD_CRC_ERROR 0x08
+#define SD_ERASE_ERROR 0x10
+#define SD_ADDRESS_ERROR 0x20
+#define SD_PARAM_ERROR 0x40
+
+#define SD_SELECT() (SD_CHIP_SELECT = 0)
+#define SD_DESELECT() (SD_CHIP_SELECT = 1)
+
+uint8_t sd_send_command(uint8_t cmd, uint32_t data);
+void sd_wait(void);
+char sd_init(void);
-- 
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