334 lines
9.5 KiB
C
334 lines
9.5 KiB
C
|
/**
|
||
|
|
******************************************************************************
|
||
|
|
* @file HAL_i2c.h
|
||
|
|
* @author AE Team
|
||
|
|
* @version V1.1.0
|
||
|
|
* @date 28/08/2019
|
||
|
|
* @brief This file contains all the functions prototypes for the I2C firmware
|
||
|
|
* library.
|
||
|
|
******************************************************************************
|
||
|
|
* @copy
|
||
|
|
*
|
||
|
|
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||
|
|
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||
|
|
* TIME. AS A RESULT, MindMotion SHALL NOT BE HELD LIABLE FOR ANY
|
||
|
|
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||
|
|
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||
|
|
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||
|
|
*
|
||
|
|
* <h2><center>© COPYRIGHT 2019 MindMotion</center></h2>
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* Define to prevent recursive inclusion -------------------------------------*/
|
||
|
|
#ifndef __HAL_I2C_H
|
||
|
|
#define __HAL_I2C_H
|
||
|
|
|
||
|
|
/* Includes ------------------------------------------------------------------*/
|
||
|
|
#include "HAL_device.h"
|
||
|
|
|
||
|
|
/** @addtogroup StdPeriph_Driver
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @addtogroup I2C
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_Exported_Types
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief I2C Init structure definition
|
||
|
|
*/
|
||
|
|
/*
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
uint16_t I2C_Mode;
|
||
|
|
uint16_t I2C_DutyCycle;
|
||
|
|
uint16_t I2C_OwnAddress1;
|
||
|
|
uint16_t I2C_Ack;
|
||
|
|
uint16_t I2C_AcknowledgedAddress;
|
||
|
|
uint32_t I2C_ClockSpeed;
|
||
|
|
}I2C_InitTypeDef;
|
||
|
|
*/
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
uint16_t I2C_Mode;
|
||
|
|
uint16_t I2C_Speed;
|
||
|
|
uint16_t I2C_OwnAddress;
|
||
|
|
uint32_t I2C_ClockSpeed;
|
||
|
|
} I2C_InitTypeDef;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
/** @defgroup I2C_Exported_Constants
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define IS_I2C_ALL_PERIPH(PERIPH) (((*(uint32_t*)&(PERIPH)) == I2C1_BASE) || \
|
||
|
|
((*(uint32_t*)&(PERIPH)) == I2C2_BASE))
|
||
|
|
/** @defgroup I2C_modes
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define TX_EMPTY_CTRL (0x0001<<8)
|
||
|
|
#define IC_SLAVE_DISABLE (0x0001<<6)
|
||
|
|
#define IC_SLAVE_ENABLE (0x0000<<6)
|
||
|
|
#define IC_RESTART_EN (0x0001<<5)
|
||
|
|
#define IC_7BITADDR_MASTER (0x0000<<4)
|
||
|
|
#define IC_7BITADDR_SLAVE (0x0000<<3)
|
||
|
|
|
||
|
|
#define I2C_Speed_STANDARD ((uint16_t)0x0002)
|
||
|
|
#define I2C_Speed_FAST ((uint16_t)0x0004)
|
||
|
|
#define I2C_Mode_MASTER ((uint16_t)0x0001)
|
||
|
|
#define I2C_Mode_SLAVE ((uint16_t)0x0000)
|
||
|
|
|
||
|
|
#define TDMAE_SET ((uint16_t)0x0002)
|
||
|
|
#define RDMAE_SET ((uint16_t)0x0001)
|
||
|
|
|
||
|
|
#define CMD_READ ((uint16_t)0x0100)
|
||
|
|
#define CMD_WRITE ((uint16_t)0x0000)
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#define I2C_Mode_I2C ((uint16_t)0x0000)
|
||
|
|
|
||
|
|
#define IS_I2C_MODE(MODE) (((MODE) == I2C_Mode_I2C))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
/** @defgroup I2C_transfer_direction
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define I2C_Direction_Transmitter ((uint8_t)0x00)
|
||
|
|
#define I2C_Direction_Receiver ((uint8_t)0x01)
|
||
|
|
#define IS_I2C_DIRECTION(DIRECTION) (((DIRECTION) == I2C_Direction_Transmitter) || \
|
||
|
|
((DIRECTION) == I2C_Direction_Receiver))
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_acknowledged_address_defines
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define I2C_AcknowledgedAddress_7bit ((uint16_t)0x4000)
|
||
|
|
#define I2C_AcknowledgedAddress_10bit ((uint16_t)0xC000)
|
||
|
|
#define IS_I2C_ACKNOWLEDGE_ADDRESS(ADDRESS) (((ADDRESS) == I2C_AcknowledgedAddress_7bit) || \
|
||
|
|
((ADDRESS) == I2C_AcknowledgedAddress_10bit))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_interrupts_definition
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#define IS_I2C_CONFIG_IT(IT) ((((IT) & (uint16_t)0xF8FF) == 0x00) && ((IT) != 0x00))
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_interrupts_definition
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define I2C_IT_RX_UNDER ((uint16_t)0x0001)
|
||
|
|
#define I2C_IT_RX_OVER ((uint16_t)0x0002)
|
||
|
|
#define I2C_IT_RX_FULL ((uint16_t)0x0004)
|
||
|
|
#define I2C_IT_TX_OVER ((uint16_t)0x0008)
|
||
|
|
#define I2C_IT_TX_EMPTY ((uint16_t)0x0010)
|
||
|
|
#define I2C_IT_RD_REQ ((uint16_t)0x0020)
|
||
|
|
#define I2C_IT_TX_ABRT ((uint16_t)0x0040)
|
||
|
|
#define I2C_IT_RX_DONE ((uint16_t)0x0080)
|
||
|
|
#define I2C_IT_ACTIVITY ((uint16_t)0x0100)
|
||
|
|
#define I2C_IT_STOP_DET ((uint16_t)0x0200)
|
||
|
|
#define I2C_IT_START_DET ((uint16_t)0x0400)
|
||
|
|
#define I2C_IT_GEN_CALL ((uint16_t)0x0800)
|
||
|
|
|
||
|
|
#define IS_I2C_CLEAR_IT(IT) ((((IT) & (uint16_t)0xF000) == 0x00) && ((IT) != (uint16_t)0x00))
|
||
|
|
|
||
|
|
#define IS_I2C_GET_IT(IT) (((IT) == I2C_IT_RX_UNDER) || ((IT) == I2C_IT_RX_OVER) || \
|
||
|
|
((IT) == I2C_IT_RX_FULL) || ((IT) == I2C_IT_TX_OVER) || \
|
||
|
|
((IT) == I2C_IT_TX_EMPTY) || ((IT) == I2C_IT_RD_REQ) || \
|
||
|
|
((IT) == I2C_IT_TX_ABRT) || ((IT) == I2C_IT_RX_DONE) || \
|
||
|
|
((IT) == I2C_IT_ACTIVITY) || ((IT) == I2C_IT_STOP_DET) || \
|
||
|
|
((IT) == I2C_IT_START_DET) || ((IT) == I2C_IT_GEN_CALL))
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_flags_definition
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#define I2C_FLAG_RX_UNDER ((uint16_t)0x0001)
|
||
|
|
#define I2C_FLAG_RX_OVER ((uint16_t)0x0002)
|
||
|
|
#define I2C_FLAG_RX_FULL ((uint16_t)0x0004)
|
||
|
|
#define I2C_FLAG_TX_OVER ((uint16_t)0x0008)
|
||
|
|
#define I2C_FLAG_TX_EMPTY ((uint16_t)0x0010)
|
||
|
|
#define I2C_FLAG_RD_REQ ((uint16_t)0x0020)
|
||
|
|
#define I2C_FLAG_TX_ABRT ((uint16_t)0x0040)
|
||
|
|
#define I2C_FLAG_RX_DONE ((uint16_t)0x0080)
|
||
|
|
#define I2C_FLAG_ACTIVITY ((uint16_t)0x0100)
|
||
|
|
#define I2C_FLAG_STOP_DET ((uint16_t)0x0200)
|
||
|
|
#define I2C_FLAG_START_DET ((uint16_t)0x0400)
|
||
|
|
#define I2C_FLAG_GEN_CALL ((uint16_t)0x0800)
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#define IS_I2C_CLEAR_FLAG(FLAG) ((((FLAG) & (uint16_t)0xF000) == 0x00) && ((FLAG) != (uint16_t)0x00))
|
||
|
|
|
||
|
|
#define IS_I2C_GET_FLAG(FLAG) (((FLAG) == I2C_FLAG_RX_UNDER) || ((FLAG) == I2C_FLAG_RX_OVER) || \
|
||
|
|
((FLAG) == I2C_FLAG_RX_FULL) || ((FLAG) == I2C_FLAG_TX_OVER) || \
|
||
|
|
((FLAG) == I2C_FLAG_TX_EMPTY) || ((FLAG) == I2C_FLAG_RD_REQ) || \
|
||
|
|
((FLAG) == I2C_FLAG_TX_ABRT) || ((FLAG) == I2C_FLAG_RX_DONE) || \
|
||
|
|
((FLAG) == I2C_FLAG_ACTIVITY) || ((FLAG) == I2C_FLAG_STOP_DET) || \
|
||
|
|
((FLAG) == I2C_FLAG_START_DET) || ((FLAG) == I2C_FLAG_GEN_CALL))
|
||
|
|
|
||
|
|
|
||
|
|
/** @defgroup I2C_Statusflags_definition
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define I2C_STATUS_FLAG_ACTIVITY ((uint16_t)0x8001)
|
||
|
|
#define I2C_STATUS_FLAG_TFNF ((uint16_t)0x8002)
|
||
|
|
#define I2C_STATUS_FLAG_TFE ((uint16_t)0x8004)
|
||
|
|
#define I2C_STATUS_FLAG_RFNE ((uint16_t)0x8008)
|
||
|
|
#define I2C_STATUS_FLAG_RFF ((uint16_t)0x8010)
|
||
|
|
#define I2C_STATUS_FLAG_M_ACTIVITY ((uint16_t)0x8020)
|
||
|
|
#define I2C_STATUS_FLAG_S_ACTIVITY ((uint16_t)0x8040)
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_Events
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#define I2C_EVENT_RX_UNDER ((uint32_t)0x0001)
|
||
|
|
#define I2C_EVENT_RX_OVER ((uint32_t)0x0002)
|
||
|
|
#define I2C_EVENT_RX_FULL ((uint32_t)0x0004)
|
||
|
|
#define I2C_EVENT_TX_OVER ((uint32_t)0x0008)
|
||
|
|
#define I2C_EVENT_TX_EMPTY ((uint32_t)0x0010)
|
||
|
|
#define I2C_EVENT_RD_REQ ((uint32_t)0x0020)
|
||
|
|
#define I2C_EVENT_TX_ABRT ((uint32_t)0x0040)
|
||
|
|
#define I2C_EVENT_RX_DONE ((uint32_t)0x0080)
|
||
|
|
#define I2C_EVENT_ACTIVITY ((uint32_t)0x0100)
|
||
|
|
#define I2C_EVENT_STOP_DET ((uint32_t)0x0200)
|
||
|
|
#define I2C_EVENT_START_DET ((uint32_t)0x0400)
|
||
|
|
#define I2C_EVENT_GEN_CALL ((uint32_t)0x0800)
|
||
|
|
|
||
|
|
|
||
|
|
#define IS_I2C_EVENT(EVENT) (((EVENT) == I2C_EVENT_RX_UNDER) || \
|
||
|
|
((EVENT) == I2C_EVENT_RX_OVER) || \
|
||
|
|
((EVENT) == I2C_EVENT_RX_FULL) || \
|
||
|
|
((EVENT) == I2C_EVENT_TX_OVER) || \
|
||
|
|
((EVENT) == I2C_EVENT_RD_REQ) || \
|
||
|
|
((EVENT) == I2C_EVENT_TX_ABRT) || \
|
||
|
|
((EVENT) == I2C_EVENT_RX_DONE) || \
|
||
|
|
((EVENT) == (I2C_EVENT_ACTIVITY | I2C_EVENT_STOP_DET)) || \
|
||
|
|
((EVENT) == (I2C_EVENT_START_DET | I2C_EVENT_GEN_CALL)))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_own_address1
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= 0x3FF)
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_clock_speed
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define IS_I2C_CLOCK_SPEED(SPEED) (((SPEED) >= 0x1) && ((SPEED) <= 400000))
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_Exported_Macros
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @defgroup I2C_Exported_Functions
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
void I2C_DeInit(I2C_TypeDef* I2Cx);
|
||
|
|
void I2C_Init(I2C_TypeDef* I2Cx, I2C_InitTypeDef* I2C_InitStruct);
|
||
|
|
void I2C_StructInit(I2C_InitTypeDef* I2C_InitStruct);
|
||
|
|
void I2C_Cmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
|
||
|
|
void I2C_DMACmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
|
||
|
|
void I2C_DMALastTransferCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
|
||
|
|
void I2C_GenerateSTART(I2C_TypeDef* I2Cx, FunctionalState NewState);
|
||
|
|
void I2C_GenerateSTOP(I2C_TypeDef* I2Cx, FunctionalState NewState);
|
||
|
|
|
||
|
|
void I2C_OwnAddress2Config(I2C_TypeDef* I2Cx, uint8_t Address);
|
||
|
|
void I2C_DualAddressCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
|
||
|
|
void I2C_GeneralCallCmd(I2C_TypeDef* I2Cx, FunctionalState NewState);
|
||
|
|
void I2C_ITConfig(I2C_TypeDef* I2Cx, uint16_t I2C_IT, FunctionalState NewState);
|
||
|
|
void I2C_SendData(I2C_TypeDef* I2Cx, uint8_t Data);
|
||
|
|
void I2C_SendLastDataOrStop(I2C_TypeDef* I2Cx, uint8_t Data);
|
||
|
|
void I2C_ReadCmd(I2C_TypeDef* I2Cx);
|
||
|
|
uint8_t I2C_ReadLastDataOrStop(I2C_TypeDef* I2Cx);
|
||
|
|
uint8_t I2C_ReceiveData(I2C_TypeDef* I2Cx);
|
||
|
|
void I2C_Send7bitAddress(I2C_TypeDef* I2Cx, uint8_t Address, uint8_t I2C_Direction);
|
||
|
|
uint16_t I2C_ReadRegister(I2C_TypeDef* I2Cx, uint8_t I2C_Register);
|
||
|
|
|
||
|
|
uint32_t I2C_GetLastEvent(I2C_TypeDef* I2Cx);
|
||
|
|
ErrorStatus I2C_CheckEvent(I2C_TypeDef* I2Cx, uint32_t I2C_EVENT);
|
||
|
|
FlagStatus I2C_GetFlagStatus(I2C_TypeDef* I2Cx, uint32_t I2C_FLAG);
|
||
|
|
void I2C_ClearFlag(I2C_TypeDef* I2Cx, uint32_t I2C_FLAG);
|
||
|
|
ITStatus I2C_GetITStatus(I2C_TypeDef* I2Cx, uint32_t I2C_IT);
|
||
|
|
void I2C_ClearITPendingBit(I2C_TypeDef* I2Cx, uint32_t I2C_IT);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#endif /*__HAL_I2C_H */
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*-------------------------(C) COPYRIGHT 2019 MindMotion ----------------------*/
|