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https://github.com/ArteryTek/AT32F415_Firmware_Library.git
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upload version v2.0.0
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Artery-MCU
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middlewares/i2c_application_library/i2c_application.c
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middlewares/i2c_application_library/i2c_application.c
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middlewares/i2c_application_library/i2c_application.h
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middlewares/i2c_application_library/i2c_application.h
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/**
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**************************************************************************
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* @file i2c_application.h
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* @version v2.0.0
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* @date 2021-11-26
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* @brief i2c application libray header file
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**************************************************************************
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* Copyright notice & Disclaimer
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*
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* The software Board Support Package (BSP) that is made available to
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* download from Artery official website is the copyrighted work of Artery.
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* Artery authorizes customers to use, copy, and distribute the BSP
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* software and its related documentation for the purpose of design and
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* development in conjunction with Artery microcontrollers. Use of the
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* software is governed by this copyright notice and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
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* GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
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* TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
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* STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
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* INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
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*
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**************************************************************************
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*/
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/*!< define to prevent recursive inclusion -------------------------------------*/
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#ifndef __I2C_APPLICATION_H
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#define __I2C_APPLICATION_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* includes ------------------------------------------------------------------*/
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#include "at32f415.h"
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/** @addtogroup AT32F415_middlewares_i2c_application_library
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* @{
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*/
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/** @defgroup I2C_library_event_check_flag
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* @{
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*/
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#define I2C_EVENT_CHECK_NONE ((uint32_t)0x00000000) /*!< check flag none */
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#define I2C_EVENT_CHECK_ACKFAIL ((uint32_t)0x00000001) /*!< check flag ackfail */
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#define I2C_EVENT_CHECK_STOP ((uint32_t)0x00000002) /*!< check flag stop */
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/**
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* @}
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*/
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/** @defgroup I2C_library_transmission_mode
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* @{
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*/
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typedef enum
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{
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I2C_INT_MA_TX = 0,
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I2C_INT_MA_RX,
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I2C_INT_SLA_TX,
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I2C_INT_SLA_RX,
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I2C_DMA_MA_TX,
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I2C_DMA_MA_RX,
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I2C_DMA_SLA_TX,
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I2C_DMA_SLA_RX,
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} i2c_mode_type;
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/**
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* @}
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*/
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/** @defgroup I2C_library_status_code
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* @{
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*/
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typedef enum
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{
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I2C_OK = 0, /*!< no error */
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I2C_ERR_STEP_1, /*!< step 1 error */
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I2C_ERR_STEP_2, /*!< step 2 error */
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I2C_ERR_STEP_3, /*!< step 3 error */
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I2C_ERR_STEP_4, /*!< step 4 error */
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I2C_ERR_STEP_5, /*!< step 5 error */
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I2C_ERR_STEP_6, /*!< step 6 error */
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I2C_ERR_STEP_7, /*!< step 7 error */
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I2C_ERR_STEP_8, /*!< step 8 error */
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I2C_ERR_STEP_9, /*!< step 9 error */
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I2C_ERR_STEP_10, /*!< step 10 error */
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I2C_ERR_STEP_11, /*!< step 11 error */
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I2C_ERR_STEP_12, /*!< step 12 error */
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I2C_ERR_START, /*!< start error */
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I2C_ERR_ADDR10, /*!< addr10 error */
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I2C_ERR_ADDR, /*!< addr error */
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I2C_ERR_STOP, /*!< stop error */
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I2C_ERR_ACKFAIL, /*!< ackfail error */
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I2C_ERR_TIMEOUT, /*!< timeout error */
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I2C_ERR_INTERRUPT, /*!< interrupt error */
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} i2c_status_type;
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/**
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* @}
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*/
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/** @defgroup I2C_library_handler
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* @{
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*/
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typedef struct
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{
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i2c_type *i2cx; /*!< i2c registers base address */
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uint8_t *pbuff; /*!< pointer to i2c transfer buffer */
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__IO uint16_t psize; /*!< i2c transfer size */
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__IO uint16_t pcount; /*!< i2c transfer counter */
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__IO uint32_t mode; /*!< i2c communication mode */
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__IO uint32_t timeout; /*!< i2c wait time */
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__IO uint32_t status; /*!< i2c communication status */
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__IO i2c_status_type error_code; /*!< i2c error code */
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dma_channel_type *dma_tx_channel; /*!< dma transmit channel */
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dma_channel_type *dma_rx_channel; /*!< dma receive channel */
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dma_init_type dma_init_struct; /*!< dma init parameters */
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} i2c_handle_type;
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/**
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* @}
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*/
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/** @defgroup I2C_library_exported_functions
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* @{
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*/
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void i2c_config (i2c_handle_type* hi2c);
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void i2c_lowlevel_init (i2c_handle_type* hi2c);
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i2c_status_type i2c_wait_end (i2c_handle_type* hi2c, uint32_t timeout);
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i2c_status_type i2c_master_transmit (i2c_handle_type* hi2c, uint16_t address, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_master_receive (i2c_handle_type* hi2c, uint16_t address, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_slave_transmit (i2c_handle_type* hi2c, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_slave_receive (i2c_handle_type* hi2c, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_master_transmit_int (i2c_handle_type* hi2c, uint16_t address, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_master_receive_int (i2c_handle_type* hi2c, uint16_t address, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_slave_transmit_int (i2c_handle_type* hi2c, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_slave_receive_int (i2c_handle_type* hi2c, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_master_transmit_dma (i2c_handle_type* hi2c, uint16_t address, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_master_receive_dma (i2c_handle_type* hi2c, uint16_t address, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_slave_transmit_dma (i2c_handle_type* hi2c, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_slave_receive_dma (i2c_handle_type* hi2c, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_memory_write (i2c_handle_type* hi2c, uint16_t address, uint16_t memaddress, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_memory_write_int (i2c_handle_type* hi2c, uint16_t address, uint16_t memaddress, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_memory_write_dma (i2c_handle_type* hi2c, uint16_t address, uint16_t memaddress, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_memory_read (i2c_handle_type* hi2c, uint16_t address, uint16_t memaddress, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_memory_read_int (i2c_handle_type* hi2c, uint16_t address, uint16_t memaddress, uint8_t* pdata, uint16_t size, uint32_t timeout);
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i2c_status_type i2c_memory_read_dma (i2c_handle_type* hi2c, uint16_t address, uint16_t memaddress, uint8_t* pdata, uint16_t size, uint32_t timeout);
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void i2c_evt_irq_handler (i2c_handle_type* hi2c);
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void i2c_err_irq_handler (i2c_handle_type* hi2c);
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void i2c_dma_tx_irq_handler (i2c_handle_type* hi2c);
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void i2c_dma_rx_irq_handler (i2c_handle_type* hi2c);
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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