初始化仓库

Header/iic.h

@@ -0,0 +1,34 @@
+#ifndef __IIC_H__
+#define __IIC_H__
+
+#include "common.h"
+
+typedef enum
+{
+    IIC_1 = 0,
+    IIC_2 = 1,
+    IIC_3 = 2,
+    IIC_4 = 3,
+	
+} IICN_enum;
+
+// IO口是绑定死的，这里只是列出来
+typedef enum
+{
+    IIC1_SCL_P15 = 0x00, IIC1_SDA_P14,
+    IIC2_SCL_P25 = 0x10, IIC2_SDA_P24,
+    IIC3_SCL_P77 = 0x20, IIC3_SDA_P76,
+    IIC4_SCL_P32 = 0x30, IIC4_SDA_P33,
+} IIC_PIN_enum;
+
+
+#define IIC_SEND_OK 	0
+#define IIC_SEND_FAIL	1
+
+void  iic_init(IICN_enum iic_n, uint8 wait_time);
+uint8 iic_write_reg(uint8 dev_add, uint8 reg, uint8 dat);
+uint8 iic_read_reg(uint8 dev_add, uint8 reg, uint8 *dat);
+uint8 iic_read_reg_bytes(uint8 dev_add, uint8 reg, uint8 *dat, uint8 num);
+void iic_change_pin(IICN_enum iic_n);
+
+#endif