stm32469i_discovery.c

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/* Includes ------------------------------------------------------------------*/
#include "stm32469i_discovery.h"
 
#define __STM32469I_DISCOVERY_BSP_VERSION_MAIN   (0x02) 
#define __STM32469I_DISCOVERY_BSP_VERSION_SUB1   (0x00) 
#define __STM32469I_DISCOVERY_BSP_VERSION_SUB2   (0x01) 
#define __STM32469I_DISCOVERY_BSP_VERSION_RC     (0x00) 
#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))
 
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;
 
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);
uint32_t BSP_GetVersion(void)
{
  return __STM32469I_DISCOVERY_BSP_VERSION;
}
 
void BSP_LED_Init(Led_TypeDef Led)
{
  GPIO_InitTypeDef  gpio_init_structure;
 
  if (Led <= 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 LED1 :
      LED1_GPIO_CLK_ENABLE();
      break;
    case LED2 :
      LED2_GPIO_CLK_ENABLE();
      break;
    case LED3 :
      LED3_GPIO_CLK_ENABLE();
      break;
    case 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) */
 
}
 
 
void BSP_LED_DeInit(Led_TypeDef Led)
{
  GPIO_InitTypeDef  gpio_init_structure;
 
  if (Led <= 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);
  }
 
}
 
void BSP_LED_On(Led_TypeDef Led)
{
  if (Led <= LED4)
  {
     HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_RESET);
  }
 
}
 
void BSP_LED_Off(Led_TypeDef Led)
{
  if (Led <= LED4)
  {
    HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_SET);
  }
}
 
void BSP_LED_Toggle(Led_TypeDef Led)
{
  if (Led <= LED4)
  {
     HAL_GPIO_TogglePin(GPIO_PORT[Led], GPIO_PIN[Led]);
  }
}
 
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]));
  }
}
 
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);
}
 
 
uint32_t BSP_PB_GetState(Button_TypeDef Button)
{
  return HAL_GPIO_ReadPin(BUTTON_PORT[Button], BUTTON_PIN[Button]);
}
 
/*******************************************************************************
                            BUS OPERATIONS
*******************************************************************************/
 
/******************************* I2C Routines *********************************/
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);
}
 
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);
}
 
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);
  }
}
 
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);
  }
}
 
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);
  }
}
 
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;
}
 
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;
}
 
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;
}
 
static HAL_StatusTypeDef I2C1_IsDeviceReady(uint16_t DevAddress, uint32_t Trials)
{
  return (HAL_I2C_IsDeviceReady(&heval_I2c1, DevAddress, Trials, 1000));
}
 
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 *********************************/
 
void AUDIO_IO_Init(void)
{
  I2C2_Init();
}
 
void AUDIO_IO_DeInit(void)
{
 
}
 
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);
}
 
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;
}
 
void AUDIO_IO_Delay(uint32_t Delay)
{
  HAL_Delay(Delay);
}
 
/******************************** LINK I2C EEPROM *****************************/
 
void EEPROM_IO_Init(void)
{
  I2C1_Init();
}
 
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));
}
 
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));
}
 
HAL_StatusTypeDef EEPROM_IO_IsDeviceReady(uint16_t DevAddress, uint32_t Trials)
{
  return (I2C1_IsDeviceReady(DevAddress, Trials));
}
 
/******************************** LINK TS (TouchScreen) ***********************/
 
void TS_IO_Init(void)
{
  I2C1_Init();
}
 
void TS_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value)
{
  I2C1_Write(Addr, Reg, Value);
}
 
uint8_t TS_IO_Read(uint8_t Addr, uint8_t Reg)
{
  return I2C1_Read(Addr, Reg);
}
 
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);
}
 
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);
}
 
void TS_IO_Delay(uint32_t Delay)
{
  HAL_Delay(Delay);
}
 
/**************************** LINK OTM8009A (Display driver) ******************/
void OTM8009A_IO_Delay(uint32_t Delay)
{
  HAL_Delay(Delay);
}
 
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/