#ifndef _OLED2_H
#define _OLED2_H

#define         SSD1306_I2C_ADDR  0x78
 
#define         MAX_COLUMN	  128
#define         MAX_ROW		  64

extern char oled_p;
extern char oled_s[2];
extern char oled_s_motorok[2];
extern char oled_s_magnetok[2];
extern char oled_en;
extern unsigned int step_temp[2];
extern char run_mode_temp[2];
extern int direc_temp[2];


void OLED2_Send(unsigned char *data, unsigned char len);
void OLED2_Init(void);
void OLED_DisplayTest(void);
void OLED_MenuTest(void);
void OLED_ShowCN(unsigned char x,unsigned char y,unsigned char index,unsigned char color);
void OLED_ShowString(unsigned char x,unsigned char y,char *str,unsigned char Char_Size,unsigned char color);
void OLED_ShowChar(unsigned char x,unsigned char y,unsigned char chr,unsigned char Char_Size,unsigned char color);
void OLED_Clear(void) ;
void OLED_DisplayOff(void);
void OLED_DisplayOn(void);
void OLED_SetPos(unsigned char x, unsigned char y);
void SSD1306_WriteData(unsigned char data);
void SSD1306_WriteCmd(unsigned char cmd);
	
/*******************************************模拟I2C***********************************************************/
#include <inttypes.h>
#include "main.h"

#define BSP_I2C_WR 0 /* 写控制bit */
#define BSP_I2C_RD 1 /* 读控制bit */

/* 定义I2C总线连接的GPIO端口时钟控制 */

#define I2Cx_SDA_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
#define I2Cx_SCL_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()

/* 定义I2C总线连接的GPIO端口, 用户只需要修改下面3行代码即可任意改变SCL和SDA的引脚 */
#define BSP_GPIO_PORT_I2C GPIOB    /* GPIO端口 */
#define BSP_I2C_SCL_PIN GPIO_PIN_6 /* 连接到SCL时钟线的GPIO */
#define BSP_I2C_SDA_PIN GPIO_PIN_7 /* 连接到SDA数据线的GPIO */

/* 定义读写SCL和SDA的宏，已增加代码的可移植性和可阅读性 */
//#if 0                                                                /* 条件编译： 1 选择GPIO的库函数实现IO读写 */
//#define BSP_I2C_SCL_1() digitalH(BSP_GPIO_PORT_I2C, BSP_I2C_SCL_PIN) /* SCL = 1 */
//#define BSP_I2C_SCL_0() digitalL(BSP_GPIO_PORT_I2C, BSP_I2C_SCL_PIN) /* SCL = 0 */

//#define BSP_I2C_SDA_1() digitalH(BSP_GPIO_PORT_I2C, BSP_I2C_SDA_PIN)         /* SDA = 1 */
//#define BSP_I2C_SDA_0() digitalL(BSP_GPIO_PORT_I2C, BSP_I2C_SDA_PIN)         /* SDA = 0 */
//	
//	//#define BSP_I2C_SDA_READ()  GPIO_ReadInputDataBit(BSP_GPIO_PORT_I2C, BSP_I2C_SDA_PIN)	/* 读SDA口线状态 */
//#define BSP_I2C_SDA_READ() ((BSP_GPIO_PORT_I2C->IDR & BSP_I2C_SDA_PIN) != 0) /* 读SDA口线状态 */

//#else                                                                              /* 这个分支选择直接寄存器操作实现IO读写 */
/*　注意：如下写法，在IAR最高级别优化时，会被编译器错误优化 */
#define BSP_I2C_SCL_1() HAL_GPIO_WritePin(GPIOB,GPIO_PIN_6,GPIO_PIN_SET)		//BSP_GPIO_PORT_I2C->BSRR = (uint32_t)BSP_I2C_SCL_PIN        /* SCL = 1 */
#define BSP_I2C_SCL_0() HAL_GPIO_WritePin(GPIOB,GPIO_PIN_6,GPIO_PIN_RESET)		//BSP_GPIO_PORT_I2C->BSRR = (uint32_t)BSP_I2C_SCL_PIN << 16U /* SCL = 0 */

#define BSP_I2C_SDA_1() HAL_GPIO_WritePin(GPIOB,GPIO_PIN_7,GPIO_PIN_SET)  		//BSP_GPIO_PORT_I2C->BSRR = (uint32_t)BSP_I2C_SDA_PIN        /* SDA = 1 */
#define BSP_I2C_SDA_0() HAL_GPIO_WritePin(GPIOB,GPIO_PIN_7,GPIO_PIN_RESET)		//BSP_GPIO_PORT_I2C->BSRR = (uint32_t)BSP_I2C_SDA_PIN << 16U /* SDA = 0 */

#define BSP_I2C_SDA_READ() HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_7)  				//((BSP_GPIO_PORT_I2C->IDR & BSP_I2C_SDA_PIN) != 0) /* 读SDA口线状态 */
//#endif

///* 直接操作寄存器的方法控制IO */
//#define digitalH(p, i) \
//    {                  \
//        p->BSRR = i;   \
//    } // 设置为高电平
//#define digitalL(p, i)               \
//    {                                \
//        p->BSRR = (uint32_t)i << 16; \
//    } // 输出低电平

void i2c_CfgGpio(void);
void i2c_Start(void);
void i2c_Stop(void);
void i2c_SendByte(uint8_t _ucByte);
uint8_t i2c_ReadByte(void);
uint8_t i2c_WaitAck(void);
void i2c_Ack(void);
void i2c_NAck(void);





/*******************************************模拟I2C***********************************************************/
#endif