97 lines
3.5 KiB
C
97 lines
3.5 KiB
C
/***********************************************
|
||
公司：轮趣科技（东莞）有限公司
|
||
品牌：WHEELTEC
|
||
官网：wheeltec.net
|
||
淘宝店铺：shop114407458.taobao.com
|
||
速卖通: https://minibalance.aliexpress.com/store/4455017
|
||
版本：5.7
|
||
修改时间：2021-04-29
|
||
|
||
|
||
Brand: WHEELTEC
|
||
Website: wheeltec.net
|
||
Taobao shop: shop114407458.taobao.com
|
||
Aliexpress: https://minibalance.aliexpress.com/store/4455017
|
||
Version:5.7
|
||
Update：2021-04-29
|
||
|
||
All rights reserved
|
||
***********************************************/
|
||
#ifndef __IOI2C_H
|
||
#define __IOI2C_H
|
||
#include "stm32f10x.h"
|
||
/**************************************************************************
|
||
作者：平衡小车之家
|
||
我的淘宝小店：http://shop114407458.taobao.com/
|
||
**************************************************************************/
|
||
//IO口操作宏定义
|
||
#define BITBAND(addr, bitnum) ((addr & 0xF0000000)+0x2000000+((addr &0xFFFFF)<<5)+(bitnum<<2))
|
||
#define MEM_ADDR(addr) *((volatile unsigned long *)(addr))
|
||
#define BIT_ADDR(addr, bitnum) MEM_ADDR(BITBAND(addr, bitnum))
|
||
|
||
//IO口地址映射
|
||
#define GPIOA_ODR_Addr (GPIOA_BASE+12) //0x4001080C
|
||
#define GPIOB_ODR_Addr (GPIOB_BASE+12) //0x40010C0C
|
||
#define GPIOC_ODR_Addr (GPIOC_BASE+12) //0x4001100C
|
||
#define GPIOD_ODR_Addr (GPIOD_BASE+12) //0x4001140C
|
||
#define GPIOE_ODR_Addr (GPIOE_BASE+12) //0x4001180C
|
||
#define GPIOF_ODR_Addr (GPIOF_BASE+12) //0x40011A0C
|
||
#define GPIOG_ODR_Addr (GPIOG_BASE+12) //0x40011E0C
|
||
|
||
#define GPIOA_IDR_Addr (GPIOA_BASE+8) //0x40010808
|
||
#define GPIOB_IDR_Addr (GPIOB_BASE+8) //0x40010C08
|
||
#define GPIOC_IDR_Addr (GPIOC_BASE+8) //0x40011008
|
||
#define GPIOD_IDR_Addr (GPIOD_BASE+8) //0x40011408
|
||
#define GPIOE_IDR_Addr (GPIOE_BASE+8) //0x40011808
|
||
#define GPIOF_IDR_Addr (GPIOF_BASE+8) //0x40011A08
|
||
#define GPIOG_IDR_Addr (GPIOG_BASE+8) //0x40011E08
|
||
|
||
#define PCout(n) BIT_ADDR(GPIOC_ODR_Addr,n) //输出
|
||
#define PCin(n) BIT_ADDR(GPIOC_IDR_Addr,n) //输入
|
||
|
||
#define PBout(n) BIT_ADDR(GPIOB_ODR_Addr,n) //输出
|
||
#define PBin(n) BIT_ADDR(GPIOB_IDR_Addr,n) //输入
|
||
|
||
#define PEout(n) BIT_ADDR(GPIOE_ODR_Addr,n) //输出
|
||
#define PEin(n) BIT_ADDR(GPIOE_IDR_Addr,n) //输入
|
||
|
||
|
||
//IO方向设置
|
||
#define SDA_IN() {GPIOB->CRH&=0XFFFFFF0F;GPIOB->CRH|=8<<4;}
|
||
#define SDA_OUT() {GPIOB->CRH&=0XFFFFFF0F;GPIOB->CRH|=3<<4;}
|
||
|
||
//IO操作函数
|
||
#define IIC_SCL PBout(8) //SCL
|
||
#define IIC_SDA PBout(9) //SDA
|
||
#define READ_SDA PBin(9) //输入SDA
|
||
|
||
//IIC所有操作函数
|
||
void IIC_Init(void); // 初始化IIC的IO口
|
||
int IIC_Start(void); // 发送IIC开始信号
|
||
void IIC_Stop(void); // 发送IIC停止信号
|
||
void IIC_Send_Byte(u8 txd); //IIC发送一个字节
|
||
u8 IIC_Read_Byte(unsigned char ack); // IIC读取一个字节
|
||
int IIC_Wait_Ack(void); // IIC等待ACK信号
|
||
void IIC_Ack(void); //IIC发送ACK信号
|
||
void IIC_NAck(void); //IIC不发送ACK信号
|
||
|
||
void IIC_Write_One_Byte(u8 daddr,u8 addr,u8 data);
|
||
u8 IIC_Read_One_Byte(u8 daddr,u8 addr);
|
||
unsigned char I2C_Readkey(unsigned char I2C_Addr);
|
||
|
||
unsigned char I2C_ReadOneByte(unsigned char I2C_Addr,unsigned char addr);
|
||
unsigned char IICwriteByte(unsigned char dev, unsigned char reg, unsigned char data);
|
||
|
||
|
||
u8 IICwriteBytes(u8 dev, u8 reg, u8 length, u8* data);
|
||
u8 IICwriteBits(u8 dev,u8 reg,u8 bitStart,u8 length,u8 data);
|
||
u8 IICwriteBit(u8 dev,u8 reg,u8 bitNum,u8 data);
|
||
u8 IICreadBytes(u8 dev, u8 reg, u8 length, u8 *data);
|
||
|
||
int i2cWrite(uint8_t addr, uint8_t reg, uint8_t len, uint8_t *data);
|
||
int i2cRead(uint8_t addr, uint8_t reg, uint8_t len, uint8_t *buf);
|
||
|
||
#endif
|
||
|
||
//------------------End of File----------------------------
|