河北水利局项目

APP/bl24c512.h

@@ -0,0 +1,46 @@
+#ifndef _BL24C512_H_
+#define _BL24C512_H_
+
+#include "stm32f10x.h"
+#include "Basedefine.h"
+
+#define SDA_MODE_IN       TRUE
+#define SDA_MODE_OUT      FALSE
+
+#define EEPROM_PAGE_SIZE  128
+
+
+#define BL24C512ADDR      0xA0
+#define ADDRMAX           65535
+
+
+#define SDA_PIN                  GPIO_Pin_7
+#define SDA_PIN_PORT             GPIOB
+#define SDA_PIN_CLK              RCC_APB2Periph_GPIOB
+
+#define SCL_PIN                  GPIO_Pin_6
+#define SCL_PIN_PORT             GPIOB
+#define SCL_PIN_CLK              RCC_APB2Periph_GPIOB
+
+
+#define SDA_HIGH()               GPIO_SetBits(SDA_PIN_PORT, SDA_PIN)
+#define SDA_LOW()                GPIO_ResetBits(SDA_PIN_PORT, SDA_PIN)
+
+#define SCL_HIGH()               GPIO_SetBits(SCL_PIN_PORT, SCL_PIN)
+#define SCL_LOW()                GPIO_ResetBits(SCL_PIN_PORT, SCL_PIN)
+
+#define GET_SDA()                GPIO_ReadInputDataBit(SDA_PIN_PORT, SDA_PIN)
+
+
+void delayedus(u8 n);
+void bl24c512_init(void);
+bool I2C_eeprom_write_byte(u16 addr, u8 data);
+bool I2C_eeprom_Read_byte(u16 addr, u8 *data);
+bool I2C_eeprom_write_buf(u16 addr, u8 * buf, u16 length);
+bool I2C_eeprom_read_buf(u16 addr, u8 * buf, u16 length);
+void I2C_test(void);
+void IIC_test_write(void);
+void IIC_test_read(void);
+void self_test_eeprom(void);
+
+#endif