STM32756G_EVAL BSP User Manual: STM32756G_EVAL LOW LEVEL Private Functions

STM32756G EVAL BSP Drivers

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STM32756G_EVAL BSP User Manual
Functions
STM32756G_EVAL LOW LEVEL Private Functions
STM32756G-EVAL LOW LEVEL

Functions

uint32_t BSP_GetVersion (void)
 This method returns the STM32756G EVAL BSP Driver revision.
void BSP_LED_Init (Led_TypeDef Led)
 Configures LED on GPIO and/or on MFX.
void BSP_LED_DeInit (Led_TypeDef Led)
 DeInit LEDs.
void BSP_LED_On (Led_TypeDef Led)
 Turns selected LED On.
void BSP_LED_Off (Led_TypeDef Led)
 Turns selected LED Off.
void BSP_LED_Toggle (Led_TypeDef Led)
 Toggles the selected LED.
void BSP_PB_Init (Button_TypeDef Button, ButtonMode_TypeDef ButtonMode)
 Configures button GPIO and EXTI Line.
void BSP_PB_DeInit (Button_TypeDef Button)
 Push Button DeInit.
uint32_t BSP_PB_GetState (Button_TypeDef Button)
 Returns the selected button state.
void BSP_COM_Init (COM_TypeDef COM, UART_HandleTypeDef *huart)
 Configures COM port.
void BSP_COM_DeInit (COM_TypeDef COM, UART_HandleTypeDef *huart)
 DeInit COM port.
static void I2Cx_MspInit (void)
 Initializes I2C MSP.
static void I2Cx_Init (void)
 Initializes I2C HAL.
static HAL_StatusTypeDef I2Cx_ReadMultiple (uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t *Buffer, uint16_t Length)
 Reads multiple data.
static HAL_StatusTypeDef I2Cx_WriteMultiple (uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t *Buffer, uint16_t Length)
 Writes a value in a register of the device through BUS in using DMA mode.
static HAL_StatusTypeDef I2Cx_IsDeviceReady (uint16_t DevAddress, uint32_t Trials)
 Checks if target device is ready for communication.
static void I2Cx_Error (uint8_t Addr)
 Manages error callback by re-initializing I2C.
void AUDIO_IO_Init (void)
 Initializes Audio low level.
void AUDIO_IO_Write (uint8_t Addr, uint16_t Reg, uint16_t Value)
 Writes a single data.
uint16_t AUDIO_IO_Read (uint8_t Addr, uint16_t Reg)
 Reads a single data.
void AUDIO_IO_Delay (uint32_t Delay)
 AUDIO Codec delay.
void CAMERA_IO_Init (void)
 Initializes Camera low level.
void CAMERA_IO_Write (uint8_t Addr, uint16_t Reg, uint16_t Value)
 Camera writes single data.
uint16_t CAMERA_IO_Read (uint8_t Addr, uint16_t Reg)
 Camera reads single data.
void CAMERA_Delay (uint32_t Delay)
 Camera delay.
void EEPROM_IO_Init (void)
 Initializes peripherals used by the I2C EEPROM driver.
HAL_StatusTypeDef EEPROM_IO_WriteData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize)
 Write data to I2C EEPROM driver in using DMA channel.
HAL_StatusTypeDef EEPROM_IO_ReadData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize)
 Read data from I2C EEPROM driver in using DMA channel.
HAL_StatusTypeDef EEPROM_IO_IsDeviceReady (uint16_t DevAddress, uint32_t Trials)
 Checks if target device is ready for communication.

Function Documentation

void AUDIO_IO_Delay ( uint32_t  Delay)

AUDIO Codec delay.

Parameters:
Delay,:Delay in ms
Return values:
None

Definition at line 1198 of file stm32756g_eval.c.

void AUDIO_IO_Init ( void  )

Initializes Audio low level.

Return values:
None

Definition at line 1149 of file stm32756g_eval.c.

References I2Cx_Init().

uint16_t AUDIO_IO_Read ( uint8_t  Addr,
uint16_t  Reg 
)

Reads a single data.

Parameters:
Addr,:I2C address
Reg,:Reg address
Return values:
Datato be read

Definition at line 1178 of file stm32756g_eval.c.

References I2Cx_ReadMultiple().

void AUDIO_IO_Write ( uint8_t  Addr,
uint16_t  Reg,
uint16_t  Value 
)

Writes a single data.

Parameters:
Addr,:I2C address
Reg,:Reg address
Value,:Data to be written
Return values:
None

Definition at line 1161 of file stm32756g_eval.c.

References I2Cx_WriteMultiple().

void BSP_COM_DeInit ( COM_TypeDef  COM,
UART_HandleTypeDef *  huart 
)

DeInit COM port.

Parameters:
COM,:COM port to be configured. This parameter can be one of the following values:
  • COM1
  • COM2
huart,:Pointer to a UART_HandleTypeDef structure that contains the configuration information for the specified USART peripheral.
Return values:
None

Definition at line 610 of file stm32756g_eval.c.

References COM_USART, and EVAL_COMx_CLK_DISABLE.

void BSP_COM_Init ( COM_TypeDef  COM,
UART_HandleTypeDef *  huart 
)

Configures COM port.

Parameters:
COM,:COM port to be configured. This parameter can be one of the following values:
  • COM1
  • COM2
huart,:Pointer to a UART_HandleTypeDef structure that contains the configuration information for the specified USART peripheral.
Return values:
None

Definition at line 570 of file stm32756g_eval.c.

References COM_RX_AF, COM_RX_PIN, COM_RX_PORT, COM_TX_AF, COM_TX_PIN, COM_TX_PORT, COM_USART, EVAL_COMx_CLK_ENABLE, EVAL_COMx_RX_GPIO_CLK_ENABLE, and EVAL_COMx_TX_GPIO_CLK_ENABLE.

uint32_t BSP_GetVersion ( void  )

This method returns the STM32756G EVAL BSP Driver revision.

Return values:
version,:0xXYZR (8bits for each decimal, R for RC)

Definition at line 223 of file stm32756g_eval.c.

References __STM32756G_EVAL_BSP_VERSION.

void BSP_LED_DeInit ( Led_TypeDef  Led)

DeInit LEDs.

Parameters:
Led,:LED to be configured. This parameter can be one of the following values:
  • LED1
  • LED2
  • LED3
  • LED4
Note:
Led DeInit does not disable the GPIO clock nor disable the Mfx
Return values:
None

Definition at line 302 of file stm32756g_eval.c.

References BSP_IO_ConfigPin(), GPIO_PIN, LED1, LED1_GPIO_PORT, LED3, and LED3_GPIO_PORT.

void BSP_LED_Init ( Led_TypeDef  Led)

Configures LED on GPIO and/or on MFX.

Parameters:
Led,:LED to be configured. This parameter can be one of the following values:
  • LED1
  • LED2
  • LED3
  • LED4
Return values:
None

Definition at line 238 of file stm32756g_eval.c.

References BSP_IO_ConfigPin(), BSP_IO_Init(), BSP_IO_PIN_SET, BSP_IO_WritePin(), GPIO_PIN, LED1, LED1_GPIO_CLK_ENABLE, LED1_GPIO_PORT, LED3, LED3_GPIO_CLK_ENABLE, and LED3_GPIO_PORT.

void BSP_LED_Off ( Led_TypeDef  Led)

Turns selected LED Off.

Parameters:
Led,:LED to be set off This parameter can be one of the following values:
  • LED1
  • LED2
  • LED3
  • LED4
Return values:
None

Definition at line 391 of file stm32756g_eval.c.

References BSP_IO_PIN_SET, BSP_IO_WritePin(), GPIO_PIN, LED1, LED1_GPIO_PORT, LED3, and LED3_GPIO_PORT.

void BSP_LED_On ( Led_TypeDef  Led)

Turns selected LED On.

Parameters:
Led,:LED to be set on This parameter can be one of the following values:
  • LED1
  • LED2
  • LED3
  • LED4
Return values:
None

Definition at line 351 of file stm32756g_eval.c.

References BSP_IO_PIN_RESET, BSP_IO_WritePin(), GPIO_PIN, LED1, LED1_GPIO_PORT, LED3, and LED3_GPIO_PORT.

void BSP_LED_Toggle ( Led_TypeDef  Led)

Toggles the selected LED.

Parameters:
Led,:LED to be toggled This parameter can be one of the following values:
  • LED1
  • LED2
  • LED3
  • LED4
Return values:
None

Definition at line 432 of file stm32756g_eval.c.

References BSP_IO_TogglePin(), GPIO_PIN, LED1, LED1_GPIO_PORT, LED3, and LED3_GPIO_PORT.

void BSP_PB_DeInit ( Button_TypeDef  Button)

Push Button DeInit.

Parameters:
Button,:Button to be configured This parameter can be one of the following values:
  • BUTTON_WAKEUP: Wakeup Push Button
  • BUTTON_TAMPER: Tamper Push Button
  • BUTTON_KEY: Key Push Button
Note:
On STM32756G-EVAL evaluation board, the three buttons (Wakeup, Tamper and key buttons) are mapped on the same push button named "Wakeup/Tamper" on the board serigraphy.
PB DeInit does not disable the GPIO clock
Return values:
None

Definition at line 533 of file stm32756g_eval.c.

References BUTTON_IRQn, BUTTON_PIN, and BUTTON_PORT.

uint32_t BSP_PB_GetState ( Button_TypeDef  Button)

Returns the selected button state.

Parameters:
Button,:Button to be checked This parameter can be one of the following values:
  • BUTTON_WAKEUP: Wakeup Push Button
  • BUTTON_TAMPER: Tamper Push Button
  • BUTTON_KEY: Key Push Button
Note:
On STM32756G-EVAL evaluation board, the three buttons (Wakeup, Tamper and key buttons) are mapped on the same push button named "Wakeup/Tamper" on the board serigraphy.
Return values:
TheButton GPIO pin value

Definition at line 555 of file stm32756g_eval.c.

References BUTTON_PIN, and BUTTON_PORT.

void BSP_PB_Init ( Button_TypeDef  Button,
ButtonMode_TypeDef  ButtonMode 
)

Configures button GPIO and EXTI Line.

Parameters:
Button,:Button to be configured This parameter can be one of the following values:
  • BUTTON_WAKEUP: Wakeup Push Button
  • BUTTON_TAMPER: Tamper Push Button
  • BUTTON_KEY: Key Push Button
Button_Mode,:Button mode This parameter can be one of the following values:
  • BUTTON_MODE_GPIO: Button will be used as simple IO
  • BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt generation capability
Note:
On STM32756G-EVAL evaluation board, the three buttons (Wakeup, Tamper and key buttons) are mapped on the same push button named "Wakeup/Tamper" on the board serigraphy.
Return values:
None

Definition at line 479 of file stm32756g_eval.c.

References BUTTON_IRQn, BUTTON_MODE_EXTI, BUTTON_MODE_GPIO, BUTTON_PIN, BUTTON_PORT, BUTTON_WAKEUP, and BUTTONx_GPIO_CLK_ENABLE.

void CAMERA_Delay ( uint32_t  Delay)

Camera delay.

Parameters:
Delay,:Delay in ms
Return values:
None

Definition at line 1252 of file stm32756g_eval.c.

void CAMERA_IO_Init ( void  )

Initializes Camera low level.

Return values:
None

Definition at line 1209 of file stm32756g_eval.c.

References I2Cx_Init().

uint16_t CAMERA_IO_Read ( uint8_t  Addr,
uint16_t  Reg 
)

Camera reads single data.

Parameters:
Addr,:I2C address
Reg,:Register address
Return values:
Readdata

Definition at line 1236 of file stm32756g_eval.c.

References I2Cx_ReadMultiple().

void CAMERA_IO_Write ( uint8_t  Addr,
uint16_t  Reg,
uint16_t  Value 
)

Camera writes single data.

Parameters:
Addr,:I2C address
Reg,:Register address
Value,:Data to be written
Return values:
None

Definition at line 1221 of file stm32756g_eval.c.

References I2Cx_WriteMultiple().

void EEPROM_IO_Init ( void  )

Initializes peripherals used by the I2C EEPROM driver.

Return values:
None

Definition at line 1263 of file stm32756g_eval.c.

References I2Cx_Init().

Referenced by BSP_EEPROM_Init().

HAL_StatusTypeDef EEPROM_IO_IsDeviceReady ( uint16_t  DevAddress,
uint32_t  Trials 
)

Checks if target device is ready for communication.

Note:
This function is used with Memory devices
Parameters:
DevAddress,:Target device address
Trials,:Number of trials
Return values:
HALstatus

Definition at line 1301 of file stm32756g_eval.c.

References I2Cx_IsDeviceReady().

Referenced by BSP_EEPROM_Init(), and BSP_EEPROM_WaitEepromStandbyState().

HAL_StatusTypeDef EEPROM_IO_ReadData ( uint16_t  DevAddress,
uint16_t  MemAddress,
uint8_t *  pBuffer,
uint32_t  BufferSize 
)

Read data from I2C EEPROM driver in using DMA channel.

Parameters:
DevAddress,:Target device address
MemAddress,:Internal memory address
pBuffer,:Pointer to data buffer
BufferSize,:Amount of data to be read
Return values:
HALstatus

Definition at line 1289 of file stm32756g_eval.c.

References I2Cx_ReadMultiple().

Referenced by BSP_EEPROM_ReadBuffer().

HAL_StatusTypeDef EEPROM_IO_WriteData ( uint16_t  DevAddress,
uint16_t  MemAddress,
uint8_t *  pBuffer,
uint32_t  BufferSize 
)

Write data to I2C EEPROM driver in using DMA channel.

Parameters:
DevAddress,:Target device address
MemAddress,:Internal memory address
pBuffer,:Pointer to data buffer
BufferSize,:Amount of data to be sent
Return values:
HALstatus

Definition at line 1276 of file stm32756g_eval.c.

References I2Cx_WriteMultiple().

Referenced by BSP_EEPROM_WritePage().

static void I2Cx_Error ( uint8_t  Addr) [static]

Manages error callback by re-initializing I2C.

Parameters:
Addr,:I2C Address
Return values:
None

Definition at line 938 of file stm32756g_eval.c.

References hEvalI2c, and I2Cx_Init().

Referenced by I2Cx_ReadMultiple(), and I2Cx_WriteMultiple().

static void I2Cx_Init ( void  ) [static]

Initializes I2C HAL.

Return values:
None

Definition at line 803 of file stm32756g_eval.c.

References EVAL_I2Cx, hEvalI2c, and I2Cx_MspInit().

Referenced by AUDIO_IO_Init(), CAMERA_IO_Init(), EEPROM_IO_Init(), and I2Cx_Error().

static HAL_StatusTypeDef I2Cx_IsDeviceReady ( uint16_t  DevAddress,
uint32_t  Trials 
) [static]

Checks if target device is ready for communication.

Note:
This function is used with Memory devices
Parameters:
DevAddress,:Target device address
Trials,:Number of trials
Return values:
HALstatus

Definition at line 928 of file stm32756g_eval.c.

References hEvalI2c.

Referenced by EEPROM_IO_IsDeviceReady().

static void I2Cx_MspInit ( void  ) [static]

Initializes I2C MSP.

Return values:
None

Definition at line 760 of file stm32756g_eval.c.

References EVAL_I2Cx_CLK_ENABLE, EVAL_I2Cx_ER_IRQn, EVAL_I2Cx_EV_IRQn, EVAL_I2Cx_FORCE_RESET, EVAL_I2Cx_RELEASE_RESET, EVAL_I2Cx_SCL_PIN, EVAL_I2Cx_SCL_SDA_AF, EVAL_I2Cx_SCL_SDA_GPIO_CLK_ENABLE, EVAL_I2Cx_SCL_SDA_GPIO_PORT, and EVAL_I2Cx_SDA_PIN.

Referenced by I2Cx_Init().

static HAL_StatusTypeDef I2Cx_ReadMultiple ( uint8_t  Addr,
uint16_t  Reg,
uint16_t  MemAddress,
uint8_t *  Buffer,
uint16_t  Length 
) [static]

Reads multiple data.

Parameters:
Addr,:I2C address
Reg,:Reg address
Buffer,:Pointer to data buffer
Length,:Length of the data
Return values:
Numberof read data

Definition at line 876 of file stm32756g_eval.c.

References EXC7200_I2C_ADDRESS, hEvalI2c, and I2Cx_Error().

Referenced by AUDIO_IO_Read(), CAMERA_IO_Read(), and EEPROM_IO_ReadData().

static HAL_StatusTypeDef I2Cx_WriteMultiple ( uint8_t  Addr,
uint16_t  Reg,
uint16_t  MemAddress,
uint8_t *  Buffer,
uint16_t  Length 
) [static]

Writes a value in a register of the device through BUS in using DMA mode.

Parameters:
Addr,:Device address on BUS Bus.
Reg,:The target register address to write
pBuffer,:The target register value to be written
Length,:buffer size to be written
Return values:
HALstatus

Definition at line 906 of file stm32756g_eval.c.

References hEvalI2c, and I2Cx_Error().

Referenced by AUDIO_IO_Write(), CAMERA_IO_Write(), and EEPROM_IO_WriteData().

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