93 lines
3.5 KiB
C
93 lines
3.5 KiB
C
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/***********************************************
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公司：轮趣科技（东莞）有限公司
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品牌：WHEELTEC
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官网：wheeltec.net
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淘宝店铺：shop114407458.taobao.com
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速卖通: https://minibalance.aliexpress.com/store/4455017
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版本：5.7
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修改时间：2021-04-29
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Brand: WHEELTEC
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Website: wheeltec.net
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Taobao shop: shop114407458.taobao.com
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Aliexpress: https://minibalance.aliexpress.com/store/4455017
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Version:5.7
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Update：2021-04-29
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All rights reserved
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***********************************************/
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#ifndef __IOI2C_H
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#define __IOI2C_H
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#include "stm32f10x.h"
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/**************************************************************************
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作者：平衡小车之家
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我的淘宝小店：http://shop114407458.taobao.com/
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**************************************************************************/
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//IO口操作宏定义
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#define BITBAND(addr, bitnum) ((addr & 0xF0000000)+0x2000000+((addr &0xFFFFF)<<5)+(bitnum<<2))
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#define MEM_ADDR(addr) *((volatile unsigned long *)(addr))
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#define BIT_ADDR(addr, bitnum) MEM_ADDR(BITBAND(addr, bitnum))
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//IO口地址映射
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#define GPIOA_ODR_Addr (GPIOA_BASE+12) //0x4001080C
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#define GPIOB_ODR_Addr (GPIOB_BASE+12) //0x40010C0C
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#define GPIOC_ODR_Addr (GPIOC_BASE+12) //0x4001100C
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#define GPIOD_ODR_Addr (GPIOD_BASE+12) //0x4001140C
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#define GPIOE_ODR_Addr (GPIOE_BASE+12) //0x4001180C
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#define GPIOF_ODR_Addr (GPIOF_BASE+12) //0x40011A0C
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#define GPIOG_ODR_Addr (GPIOG_BASE+12) //0x40011E0C
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#define GPIOA_IDR_Addr (GPIOA_BASE+8) //0x40010808
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#define GPIOB_IDR_Addr (GPIOB_BASE+8) //0x40010C08
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#define GPIOC_IDR_Addr (GPIOC_BASE+8) //0x40011008
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#define GPIOD_IDR_Addr (GPIOD_BASE+8) //0x40011408
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#define GPIOE_IDR_Addr (GPIOE_BASE+8) //0x40011808
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#define GPIOF_IDR_Addr (GPIOF_BASE+8) //0x40011A08
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#define GPIOG_IDR_Addr (GPIOG_BASE+8) //0x40011E08
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#define PCout(n) BIT_ADDR(GPIOC_ODR_Addr,n) //输出
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#define PCin(n) BIT_ADDR(GPIOC_IDR_Addr,n) //输入
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#define PBout(n) BIT_ADDR(GPIOB_ODR_Addr,n) //输出
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#define PBin(n) BIT_ADDR(GPIOB_IDR_Addr,n) //输入
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#define PEout(n) BIT_ADDR(GPIOE_ODR_Addr,n) //输出
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#define PEin(n) BIT_ADDR(GPIOE_IDR_Addr,n) //输入
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//IO方向设置
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#define SDA_IN() {GPIOB->CRH&=0XFFFF0FFF;GPIOB->CRH|=8<<12;}
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#define SDA_OUT() {GPIOB->CRH&=0XFFFF0FFF;GPIOB->CRH|=3<<12;}
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//IO操作函数
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#define IIC_SCL PBout(10) //SCL
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#define IIC_SDA PBout(11) //SDA
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#define READ_SDA PBin(11) //输入SDA
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//IIC所有操作函数
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void IIC_MPU6050_Init(void); // 初始化IIC的IO口
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// int IIC_Start(void); // 发送IIC开始信号
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// void IIC_Stop(void); // 发送IIC停止信号
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// void IIC_Send_Byte(u8 txd); // IIC发送一个字节
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// u8 IIC_Read_Byte(unsigned char ack); // IIC读取一个字节
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// int IIC_Wait_Ack(void); // IIC等待ACK信号
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// void IIC_Ack(void); // IIC发送ACK信号
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// void IIC_NAck(void); // IIC不发送ACK信号
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unsigned char I2C_ReadOneByte(unsigned char I2C_Addr,unsigned char addr);
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unsigned char IICwriteByte(unsigned char dev, unsigned char reg, unsigned char data);
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u8 IICwriteBytes(u8 dev, u8 reg, u8 length, u8* data);
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u8 IICwriteBits(u8 dev,u8 reg,u8 bitStart,u8 length,u8 data);
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u8 IICwriteBit(u8 dev,u8 reg,u8 bitNum,u8 data);
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u8 IICreadBytes(u8 dev, u8 reg, u8 length, u8 *data);
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int i2cWrite(uint8_t addr, uint8_t reg, uint8_t len, uint8_t *data);
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int i2cRead(uint8_t addr, uint8_t reg, uint8_t len, uint8_t *buf);
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#endif
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//------------------End of File----------------------------
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