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Diff: stm32469i_discovery/stm32469i_discovery.c
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--- a/stm32469i_discovery/stm32469i_discovery.c Mon May 30 11:09:05 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,948 +0,0 @@ -/** - ****************************************************************************** - * @file stm32469i_discovery.c - * @author MCD Application Team - * @version V1.0.1 - * @date 29-September-2015 - * @brief This file provides a set of firmware functions to manage LEDs, - * push-buttons, external SDRAM, external QSPI Flash, RF EEPROM, - * available on STM32469I-Discovery - * board (MB1189) RevA/B from STMicroelectronics. - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> - * - * Redistribution and use in source and binary forms, with or without modification, - * are permitted provided that the following conditions are met: - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * 3. Neither the name of STMicroelectronics nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32469i_discovery.h" - -/** @addtogroup BSP - * @{ - */ - -/** @addtogroup STM32469I_Discovery - * @{ - */ - -/** @defgroup STM32469I_Discovery_LOW_LEVEL STM32469I-Discovery LOW LEVEL - * @{ - */ - -/** @defgroup STM32469I_Discovery_LOW_LEVEL_Private_TypesDefinitions STM32469I Discovery Low Level Private Typedef - * @{ - */ -/** - * @} - */ - -/** @defgroup STM32469I_Discovery_LOW_LEVEL_Private_Defines LOW_LEVEL Private Defines - * @{ - */ -/** - * @brief STM32469I Discovery BSP Driver version number V1.0.1 - */ -#define __STM32469I_DISCOVERY_BSP_VERSION_MAIN (0x01) /*!< [31:24] main version */ -#define __STM32469I_DISCOVERY_BSP_VERSION_SUB1 (0x00) /*!< [23:16] sub1 version */ -#define __STM32469I_DISCOVERY_BSP_VERSION_SUB2 (0x01) /*!< [15:8] sub2 version */ -#define __STM32469I_DISCOVERY_BSP_VERSION_RC (0x00) /*!< [7:0] release candidate */ -#define __STM32469I_DISCOVERY_BSP_VERSION ((__STM32469I_DISCOVERY_BSP_VERSION_MAIN << 24)\ - |(__STM32469I_DISCOVERY_BSP_VERSION_SUB1 << 16)\ - |(__STM32469I_DISCOVERY_BSP_VERSION_SUB2 << 8 )\ - |(__STM32469I_DISCOVERY_BSP_VERSION_RC)) -/** - * @} - */ - -/** @defgroup STM32469I_Discovery_LOW_LEVEL_Private_Macros LOW_LEVEL Private Macros - * @{ - */ -/** - * @} - */ - -/** @defgroup STM32469I_Discovery_LOW_LEVEL_Private_Variables LOW_LEVEL Private Variables - * @{ - */ -uint32_t GPIO_PIN[LEDn] = {LED1_PIN, - LED2_PIN, - LED3_PIN, - LED4_PIN}; - -GPIO_TypeDef* GPIO_PORT[LEDn] = {LED1_GPIO_PORT, - LED2_GPIO_PORT, - LED3_GPIO_PORT, - LED4_GPIO_PORT}; - -GPIO_TypeDef* BUTTON_PORT[BUTTONn] = {WAKEUP_BUTTON_GPIO_PORT }; - -const uint16_t BUTTON_PIN[BUTTONn] = {WAKEUP_BUTTON_PIN }; - -const uint16_t BUTTON_IRQn[BUTTONn] = {WAKEUP_BUTTON_EXTI_IRQn }; - - -static I2C_HandleTypeDef heval_I2c1; -static I2C_HandleTypeDef heval_I2c2; - -/** - * @} - */ - -/** @defgroup STM32469I_Discovery_LOW_LEVEL_Private_FunctionPrototypes LOW_LEVEL Private FunctionPrototypes - * @{ - */ -static void I2C1_MspInit(void); -static void I2C2_MspInit(void); -static void I2C1_Init(void); -static void I2C2_Init(void); - -#if defined(USE_IOEXPANDER) -static void I2C1_Write(uint8_t Addr, uint8_t Reg, uint8_t Value); -static uint8_t I2C1_Read(uint8_t Addr, uint8_t Reg); -#endif /* USE_IOEXPANDER */ -static HAL_StatusTypeDef I2C1_ReadMultiple(uint8_t Addr, uint16_t Reg, uint16_t MemAddSize, uint8_t *Buffer, uint16_t Length); -static HAL_StatusTypeDef I2C2_ReadMultiple(uint8_t Addr, uint16_t Reg, uint16_t MemAddSize, uint8_t *Buffer, uint16_t Length); -static HAL_StatusTypeDef I2C1_WriteMultiple(uint8_t Addr, uint16_t Reg, uint16_t MemAddSize, uint8_t *Buffer, uint16_t Length); -static HAL_StatusTypeDef I2C2_WriteMultiple(uint8_t Addr, uint16_t Reg, uint16_t MemAddSize, uint8_t *Buffer, uint16_t Length); -static HAL_StatusTypeDef I2C1_IsDeviceReady(uint16_t DevAddress, uint32_t Trials); -static void I2C1_Error(uint8_t Addr); -static void I2C2_Error(uint8_t Addr); - -/* AUDIO IO functions */ -void AUDIO_IO_Init(void); -void AUDIO_IO_DeInit(void); -void AUDIO_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value); -uint8_t AUDIO_IO_Read(uint8_t Addr, uint8_t Reg); -void AUDIO_IO_Delay(uint32_t Delay); - - -/* I2C EEPROM IO function */ -void EEPROM_IO_Init(void); -HAL_StatusTypeDef EEPROM_IO_WriteData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize); -HAL_StatusTypeDef EEPROM_IO_ReadData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize); -HAL_StatusTypeDef EEPROM_IO_IsDeviceReady(uint16_t DevAddress, uint32_t Trials); - -/* TouchScreen (TS) IO functions */ -void TS_IO_Init(void); -void TS_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value); -uint8_t TS_IO_Read(uint8_t Addr, uint8_t Reg); -uint16_t TS_IO_ReadMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length); -void TS_IO_WriteMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length); -void TS_IO_Delay(uint32_t Delay); -void OTM8009A_IO_Delay(uint32_t Delay); -/** - * @} - */ - -/** @defgroup STM32469I_Discovery_BSP_Public_Functions BSP Public Functions - * @{ - */ - - /** - * @brief This method returns the STM32469I Discovery BSP Driver revision - * @retval version: 0xXYZR (8bits for each decimal, R for RC) - */ -uint32_t BSP_GetVersion(void) -{ - return __STM32469I_DISCOVERY_BSP_VERSION; -} - -/** - * @brief Configures LED GPIO. - * @param Led: LED to be configured. - * This parameter can be one of the following values: - * @arg LED1 - * @arg LED2 - * @arg LED3 - * @arg LED4 - * @retval None - */ -void BSP_LED_Init(Led_TypeDef Led) -{ - GPIO_InitTypeDef gpio_init_structure; - - if (Led <= DISCO_LED4) - { - /* Configure the GPIO_LED pin */ - gpio_init_structure.Pin = GPIO_PIN[Led]; - gpio_init_structure.Mode = GPIO_MODE_OUTPUT_PP; - gpio_init_structure.Pull = GPIO_PULLUP; - gpio_init_structure.Speed = GPIO_SPEED_HIGH; - - switch(Led) - { - case DISCO_LED1 : - LED1_GPIO_CLK_ENABLE(); - break; - case DISCO_LED2 : - LED2_GPIO_CLK_ENABLE(); - break; - case DISCO_LED3 : - LED3_GPIO_CLK_ENABLE(); - break; - case DISCO_LED4 : - LED4_GPIO_CLK_ENABLE(); - break; - default : - break; - - } /* end switch */ - - HAL_GPIO_Init(GPIO_PORT[Led], &gpio_init_structure); - - /* By default, turn off LED by setting a high level on corresponding GPIO */ - HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_SET); - - } /* of if (Led <= LED4) */ - -} - - -/** - * @brief DeInit LEDs. - * @param Led: LED to be configured. - * This parameter can be one of the following values: - * @arg LED1 - * @arg LED2 - * @arg LED3 - * @arg LED4 - * @note Led DeInit does not disable the GPIO clock nor disable the Mfx - * @retval None - */ -void BSP_LED_DeInit(Led_TypeDef Led) -{ - GPIO_InitTypeDef gpio_init_structure; - - if (Led <= DISCO_LED4) - { - /* DeInit the GPIO_LED pin */ - gpio_init_structure.Pin = GPIO_PIN[Led]; - - /* Turn off LED */ - HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_SET); - HAL_GPIO_DeInit(GPIO_PORT[Led], gpio_init_structure.Pin); - } - -} - -/** - * @brief Turns selected LED On. - * @param Led: LED to be set on - * This parameter can be one of the following values: - * @arg LED1 - * @arg LED2 - * @arg LED3 - * @arg LED4 - * @retval None - */ -void BSP_LED_On(Led_TypeDef Led) -{ - if (Led <= DISCO_LED4) - { - HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_RESET); - } - -} - -/** - * @brief Turns selected LED Off. - * @param Led: LED to be set off - * This parameter can be one of the following values: - * @arg LED1 - * @arg LED2 - * @arg LED3 - * @arg LED4 - * @retval None - */ -void BSP_LED_Off(Led_TypeDef Led) -{ - if (Led <= DISCO_LED4) - { - HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_SET); - } -} - -/** - * @brief Toggles the selected LED. - * @param Led: LED to be toggled - * This parameter can be one of the following values: - * @arg LED1 - * @arg LED2 - * @arg LED3 - * @arg LED4 - * @retval None - */ -void BSP_LED_Toggle(Led_TypeDef Led) -{ - if (Led <= DISCO_LED4) - { - HAL_GPIO_TogglePin(GPIO_PORT[Led], GPIO_PIN[Led]); - } -} - -/** - * @brief Configures button GPIO and EXTI Line. - * @param Button: Button to be configured - * This parameter can be one of the following values: - * @arg BUTTON_WAKEUP: Wakeup Push Button - * @arg BUTTON_USER: User Push Button - * @param Button_Mode: Button mode - * This parameter can be one of the following values: - * @arg BUTTON_MODE_GPIO: Button will be used as simple IO - * @arg BUTTON_MODE_EXTI: Button will be connected to EXTI line - * with interrupt generation capability - * @retval None - */ -void BSP_PB_Init(Button_TypeDef Button, ButtonMode_TypeDef Button_Mode) -{ - GPIO_InitTypeDef gpio_init_structure; - - /* Enable the BUTTON clock */ - BUTTON_GPIO_CLK_ENABLE(); - - if(Button_Mode == BUTTON_MODE_GPIO) - { - /* Configure Button pin as input */ - gpio_init_structure.Pin = BUTTON_PIN[Button]; - gpio_init_structure.Mode = GPIO_MODE_INPUT; - gpio_init_structure.Pull = GPIO_NOPULL; - gpio_init_structure.Speed = GPIO_SPEED_FAST; - HAL_GPIO_Init(BUTTON_PORT[Button], &gpio_init_structure); - } - - if(Button_Mode == BUTTON_MODE_EXTI) - { - /* Configure Button pin as input with External interrupt */ - gpio_init_structure.Pin = BUTTON_PIN[Button]; - gpio_init_structure.Pull = GPIO_NOPULL; - gpio_init_structure.Speed = GPIO_SPEED_FAST; - - gpio_init_structure.Mode = GPIO_MODE_IT_RISING; - - HAL_GPIO_Init(BUTTON_PORT[Button], &gpio_init_structure); - - /* Enable and set Button EXTI Interrupt to the lowest priority */ - HAL_NVIC_SetPriority((IRQn_Type)(BUTTON_IRQn[Button]), 0x0F, 0x00); - HAL_NVIC_EnableIRQ((IRQn_Type)(BUTTON_IRQn[Button])); - } -} - -/** - * @brief Push Button DeInit. - * @param Button: Button to be configured - * This parameter can be one of the following values: - * @arg BUTTON_WAKEUP: Wakeup Push Button - * @arg BUTTON_USER: User Push Button - * @note PB DeInit does not disable the GPIO clock - * @retval None - */ -void BSP_PB_DeInit(Button_TypeDef Button) -{ - GPIO_InitTypeDef gpio_init_structure; - - gpio_init_structure.Pin = BUTTON_PIN[Button]; - HAL_NVIC_DisableIRQ((IRQn_Type)(BUTTON_IRQn[Button])); - HAL_GPIO_DeInit(BUTTON_PORT[Button], gpio_init_structure.Pin); -} - - -/** - * @brief Returns the selected button state. - * @param Button: Button to be checked - * This parameter can be one of the following values: - * @arg BUTTON_WAKEUP: Wakeup Push Button - * @arg BUTTON_USER: User Push Button - * @retval The Button GPIO pin value - */ -uint32_t BSP_PB_GetState(Button_TypeDef Button) -{ - return HAL_GPIO_ReadPin(BUTTON_PORT[Button], BUTTON_PIN[Button]); -} - -/** - * @} - */ - -/** @defgroup STM32469I_Discovery_LOW_LEVEL_Private_Functions STM32469I_Discovery_LOW_LEVEL Private Functions - * @{ - */ - - -/******************************************************************************* - BUS OPERATIONS -*******************************************************************************/ - -/******************************* I2C Routines *********************************/ -/** - * @brief Initializes I2C MSP. - */ -static void I2C1_MspInit(void) -{ - GPIO_InitTypeDef gpio_init_structure; - - /*** Configure the GPIOs ***/ - /* Enable GPIO clock */ - DISCO_I2C1_SCL_SDA_GPIO_CLK_ENABLE(); - - /* Configure I2C Tx as alternate function */ - gpio_init_structure.Pin = DISCO_I2C1_SCL_PIN; - gpio_init_structure.Mode = GPIO_MODE_AF_OD; - gpio_init_structure.Pull = GPIO_NOPULL; - gpio_init_structure.Speed = GPIO_SPEED_FAST; - gpio_init_structure.Alternate = DISCO_I2C1_SCL_SDA_AF; - HAL_GPIO_Init(DISCO_I2C1_SCL_SDA_GPIO_PORT, &gpio_init_structure); - - /* Configure I2C Rx as alternate function */ - gpio_init_structure.Pin = DISCO_I2C1_SDA_PIN; - HAL_GPIO_Init(DISCO_I2C1_SCL_SDA_GPIO_PORT, &gpio_init_structure); - - /*** Configure the I2C peripheral ***/ - /* Enable I2C clock */ - DISCO_I2C1_CLK_ENABLE(); - - /* Force the I2C peripheral clock reset */ - DISCO_I2C1_FORCE_RESET(); - - /* Release the I2C peripheral clock reset */ - DISCO_I2C1_RELEASE_RESET(); - - /* Enable and set I2C1 Interrupt to a lower priority */ - HAL_NVIC_SetPriority(DISCO_I2C1_EV_IRQn, 0x05, 0); - HAL_NVIC_EnableIRQ(DISCO_I2C1_EV_IRQn); - - /* Enable and set I2C1 Interrupt to a lower priority */ - HAL_NVIC_SetPriority(DISCO_I2C1_ER_IRQn, 0x05, 0); - HAL_NVIC_EnableIRQ(DISCO_I2C1_ER_IRQn); -} - -/** - * @brief Initializes I2C MSP. - */ -static void I2C2_MspInit(void) -{ - GPIO_InitTypeDef gpio_init_structure; - - /*** Configure the GPIOs ***/ - /* Enable GPIO clock */ - DISCO_I2C2_SCL_SDA_GPIO_CLK_ENABLE(); - - /* Configure I2C Tx as alternate function */ - gpio_init_structure.Pin = DISCO_I2C2_SCL_PIN; - gpio_init_structure.Mode = GPIO_MODE_AF_OD; - gpio_init_structure.Pull = GPIO_NOPULL; - gpio_init_structure.Speed = GPIO_SPEED_FAST; - gpio_init_structure.Alternate = DISCO_I2C2_SCL_SDA_AF; - HAL_GPIO_Init(DISCO_I2C2_SCL_SDA_GPIO_PORT, &gpio_init_structure); - - /* Configure I2C Rx as alternate function */ - gpio_init_structure.Pin = DISCO_I2C2_SDA_PIN; - HAL_GPIO_Init(DISCO_I2C2_SCL_SDA_GPIO_PORT, &gpio_init_structure); - - /*** Configure the I2C peripheral ***/ - /* Enable I2C clock */ - DISCO_I2C2_CLK_ENABLE(); - - /* Force the I2C peripheral clock reset */ - DISCO_I2C2_FORCE_RESET(); - - /* Release the I2C peripheral clock reset */ - DISCO_I2C2_RELEASE_RESET(); - - /* Enable and set I2C1 Interrupt to a lower priority */ - HAL_NVIC_SetPriority(DISCO_I2C2_EV_IRQn, 0x05, 0); - HAL_NVIC_EnableIRQ(DISCO_I2C2_EV_IRQn); - - /* Enable and set I2C1 Interrupt to a lower priority */ - HAL_NVIC_SetPriority(DISCO_I2C2_ER_IRQn, 0x05, 0); - HAL_NVIC_EnableIRQ(DISCO_I2C2_ER_IRQn); -} - -/** - * @brief Initializes I2C HAL. - */ -static void I2C1_Init(void) -{ - if(HAL_I2C_GetState(&heval_I2c1) == HAL_I2C_STATE_RESET) - { - heval_I2c1.Instance = I2C1; - heval_I2c1.Init.ClockSpeed = I2C1_SCL_FREQ_KHZ; - heval_I2c1.Init.DutyCycle = I2C_DUTYCYCLE_2; - heval_I2c1.Init.OwnAddress1 = 0; - heval_I2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT; - heval_I2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE; - heval_I2c1.Init.OwnAddress2 = 0; - heval_I2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE; - heval_I2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE; - - /* Init the I2C */ - I2C1_MspInit(); - HAL_I2C_Init(&heval_I2c1); - } -} - -/** - * @brief Initializes I2C HAL. - */ -static void I2C2_Init(void) -{ - if(HAL_I2C_GetState(&heval_I2c2) == HAL_I2C_STATE_RESET) - { - heval_I2c2.Instance = I2C2; - heval_I2c2.Init.ClockSpeed = I2C2_SCL_FREQ_KHZ; - heval_I2c2.Init.DutyCycle = I2C_DUTYCYCLE_2; - heval_I2c2.Init.OwnAddress1 = 0; - heval_I2c2.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT; - heval_I2c2.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE; - heval_I2c2.Init.OwnAddress2 = 0; - heval_I2c2.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE; - heval_I2c2.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE; - - /* Init the I2C */ - I2C2_MspInit(); - HAL_I2C_Init(&heval_I2c2); - } -} - -/** - * @brief Writes a single data. - * @param Addr: I2C address - * @param Reg: Register address - * @param Value: Data to be written - */ -static void I2C1_Write(uint8_t Addr, uint8_t Reg, uint8_t Value) -{ - HAL_StatusTypeDef status = HAL_OK; - - status = HAL_I2C_Mem_Write(&heval_I2c1, - Addr, - (uint16_t)Reg, - I2C_MEMADD_SIZE_8BIT, - &Value, - 1, - 100); - - /* Check the communication status */ - if(status != HAL_OK) - { - /* Execute user timeout callback */ - I2C1_Error(Addr); - } -} - -/** - * @brief Reads a single data. - * @param Addr: I2C address - * @param Reg: Register address - * @retval Read data - */ -static uint8_t I2C1_Read(uint8_t Addr, uint8_t Reg) -{ - HAL_StatusTypeDef status = HAL_OK; - uint8_t Value = 0; - - status = HAL_I2C_Mem_Read(&heval_I2c1, - Addr, - Reg, - I2C_MEMADD_SIZE_8BIT, - &Value, - 1, - 1000); - - /* Check the communication status */ - if(status != HAL_OK) - { - /* Execute user timeout callback */ - I2C1_Error(Addr); - } - return Value; -} - -/** - * @brief Reads multiple data. - * @param Addr: I2C address - * @param Reg: Reg address - * @param MemAddress: memory address - * @param Buffer: Pointer to data buffer - * @param Length: Length of the data - * @retval HAL status - */ -static HAL_StatusTypeDef I2C1_ReadMultiple(uint8_t Addr, - uint16_t Reg, - uint16_t MemAddress, - uint8_t *Buffer, - uint16_t Length) -{ - HAL_StatusTypeDef status = HAL_OK; - - status = HAL_I2C_Mem_Read(&heval_I2c1, - Addr, - (uint16_t)Reg, - MemAddress, - Buffer, - Length, - 1000); - - /* Check the communication status */ - if(status != HAL_OK) - { - /* I2C error occured */ - I2C1_Error(Addr); - } - return status; -} - -static HAL_StatusTypeDef I2C2_ReadMultiple(uint8_t Addr, - uint16_t Reg, - uint16_t MemAddress, - uint8_t *Buffer, - uint16_t Length) -{ - HAL_StatusTypeDef status = HAL_OK; - - status = HAL_I2C_Mem_Read(&heval_I2c2, - Addr, - (uint16_t)Reg, - MemAddress, - Buffer, - Length, - 1000); - - /* Check the communication status */ - if(status != HAL_OK) - { - /* I2C2 error occured */ - I2C2_Error(Addr); - } - return status; -} - -/** - * @brief Writes a value in a register of the device through BUS in using DMA mode. - * @param Addr: Device address on BUS Bus. - * @param Reg: The target register address to write - * @param MemAddress: memory address - * @param Buffer: The target register value to be written - * @param Length: buffer size to be written - * @retval HAL status - */ -static HAL_StatusTypeDef I2C1_WriteMultiple(uint8_t Addr, - uint16_t Reg, - uint16_t MemAddress, - uint8_t *Buffer, - uint16_t Length) -{ - HAL_StatusTypeDef status = HAL_OK; - - status = HAL_I2C_Mem_Write(&heval_I2c1, - Addr, - (uint16_t)Reg, - MemAddress, - Buffer, - Length, - 1000); - - /* Check the communication status */ - if(status != HAL_OK) - { - /* Re-Initiaize the I2C Bus */ - I2C1_Error(Addr); - } - return status; -} - -static HAL_StatusTypeDef I2C2_WriteMultiple(uint8_t Addr, - uint16_t Reg, - uint16_t MemAddress, - uint8_t *Buffer, - uint16_t Length) -{ - HAL_StatusTypeDef status = HAL_OK; - - status = HAL_I2C_Mem_Write(&heval_I2c2, - Addr, - (uint16_t)Reg, - MemAddress, - Buffer, - Length, - 1000); - - /* Check the communication status */ - if(status != HAL_OK) - { - /* Re-Initiaize the I2C2 Bus */ - I2C2_Error(Addr); - } - return status; -} - -/** - * @brief Checks if target device is ready for communication. - * @note This function is used with Memory devices - * @param DevAddress: Target device address - * @param Trials: Number of trials - * @retval HAL status - */ -static HAL_StatusTypeDef I2C1_IsDeviceReady(uint16_t DevAddress, uint32_t Trials) -{ - return (HAL_I2C_IsDeviceReady(&heval_I2c1, DevAddress, Trials, 1000)); -} - -/** - * @brief Manages error callback by re-initializing I2C. - * @param Addr: I2C Address - * @retval None - */ -static void I2C1_Error(uint8_t Addr) -{ - /* De-initialize the I2C comunication bus */ - HAL_I2C_DeInit(&heval_I2c1); - - /* Re-Initiaize the I2C comunication bus */ - I2C1_Init(); -} - -static void I2C2_Error(uint8_t Addr) -{ - /* De-initialize the I2C2 comunication bus */ - HAL_I2C_DeInit(&heval_I2c2); - - /* Re-Initiaize the I2C2 comunication bus */ - I2C2_Init(); -} - -/** - * @} - */ - -/******************************************************************************* - LINK OPERATIONS -*******************************************************************************/ - -/********************************* LINK AUDIO *********************************/ - -/** - * @brief Initializes Audio low level. - */ -void AUDIO_IO_Init(void) -{ - I2C2_Init(); -} - -/** - * @brief DeInitializes Audio low level. - */ -void AUDIO_IO_DeInit(void) -{ - -} - -/** - * @brief Writes a single data. - * @param Addr: I2C address - * @param Reg: Reg address - * @param Value: Data to be written - */ -void AUDIO_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value) -{ - I2C2_WriteMultiple(Addr, (uint16_t) Reg, I2C_MEMADD_SIZE_8BIT, (uint8_t*)&Value, 1); -} - -/** - * @brief Reads a single data. - * @param Addr: I2C address - * @param Reg: Reg address - * @retval Data to be read - */ -uint8_t AUDIO_IO_Read(uint8_t Addr, uint8_t Reg) -{ - uint8_t read_value = 0; - - I2C2_ReadMultiple(Addr, (uint16_t) Reg, I2C_MEMADD_SIZE_8BIT, (uint8_t*)&read_value, 1); - - return read_value; -} - -/** - * @brief AUDIO Codec delay - * @param Delay: Delay in ms - */ -void AUDIO_IO_Delay(uint32_t Delay) -{ - //HAL_Delay(Delay); - wait_ms(Delay); -} - -/******************************** LINK I2C EEPROM *****************************/ - -/** - * @brief Initializes peripherals used by the I2C EEPROM driver. - */ -void EEPROM_IO_Init(void) -{ - I2C1_Init(); -} - -/** - * @brief Write data to I2C EEPROM driver in using DMA channel. - * @param DevAddress: Target device address - * @param MemAddress: Internal memory address - * @param pBuffer: Pointer to data buffer - * @param BufferSize: Amount of data to be sent - * @retval HAL status - */ -HAL_StatusTypeDef EEPROM_IO_WriteData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize) -{ - return (I2C1_WriteMultiple(DevAddress, MemAddress, I2C_MEMADD_SIZE_16BIT, pBuffer, BufferSize)); -} - -/** - * @brief Read data from I2C EEPROM driver in using DMA channel. - * @param DevAddress: Target device address - * @param MemAddress: Internal memory address - * @param pBuffer: Pointer to data buffer - * @param BufferSize: Amount of data to be read - * @retval HAL status - */ -HAL_StatusTypeDef EEPROM_IO_ReadData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize) -{ - return (I2C1_ReadMultiple(DevAddress, MemAddress, I2C_MEMADD_SIZE_16BIT, pBuffer, BufferSize)); -} - -/** - * @brief Checks if target device is ready for communication. - * @note This function is used with Memory devices - * @param DevAddress: Target device address - * @param Trials: Number of trials - * @retval HAL status - */ -HAL_StatusTypeDef EEPROM_IO_IsDeviceReady(uint16_t DevAddress, uint32_t Trials) -{ - return (I2C1_IsDeviceReady(DevAddress, Trials)); -} - -/******************************** LINK TS (TouchScreen) ***********************/ - -/** - * @brief Initialize I2C communication - * channel from MCU to TouchScreen (TS). - */ -void TS_IO_Init(void) -{ - I2C1_Init(); -} - -/** - * @brief Writes single data with I2C communication - * channel from MCU to TouchScreen. - * @param Addr: I2C address - * @param Reg: Register address - * @param Value: Data to be written - */ -void TS_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value) -{ - I2C1_Write(Addr, Reg, Value); -} - -/** - * @brief Reads single data with I2C communication - * channel from TouchScreen. - * @param Addr: I2C address - * @param Reg: Register address - * @retval Read data - */ -uint8_t TS_IO_Read(uint8_t Addr, uint8_t Reg) -{ - return I2C1_Read(Addr, Reg); -} - -/** - * @brief Reads multiple data with I2C communication - * channel from TouchScreen. - * @param Addr: I2C address - * @param Reg: Register address - * @param Buffer: Pointer to data buffer - * @param Length: Length of the data - * @retval Number of read data - */ -uint16_t TS_IO_ReadMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length) -{ - return I2C1_ReadMultiple(Addr, (uint16_t)Reg, I2C_MEMADD_SIZE_8BIT, Buffer, Length); -} - -/** - * @brief Writes multiple data with I2C communication - * channel from MCU to TouchScreen. - * @param Addr: I2C address - * @param Reg: Register address - * @param Buffer: Pointer to data buffer - * @param Length: Length of the data - * @retval None - */ -void TS_IO_WriteMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length) -{ - I2C1_WriteMultiple(Addr, (uint16_t)Reg, I2C_MEMADD_SIZE_8BIT, Buffer, Length); -} - -/** - * @brief Delay function used in TouchScreen low level driver. - * @param Delay: Delay in ms - * @retval None - */ -void TS_IO_Delay(uint32_t Delay) -{ - //HAL_Delay(Delay); - wait_ms(Delay); -} - -/**************************** LINK OTM8009A (Display driver) ******************/ -/** - * @brief OTM8009A delay - * @param Delay: Delay in ms - */ -void OTM8009A_IO_Delay(uint32_t Delay) -{ - //HAL_Delay(Delay); - wait_ms(Delay); -} - -/** - * @} - */ - -/** - * @} - */ - -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/