Functions
uint32_t	BSP_GetVersion (void)
	This method returns the STM32L0XX NUCLEO BSP Driver revision.
void	BSP_LED_Init (Led_TypeDef Led)
	Configures LED GPIO.
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	I2C1_Init (void)
	I2C Bus initialization.
void	I2C1_Write (uint8_t Addr, uint8_t Reg, uint8_t Value)
	Writes a single data.
uint8_t	I2C1_Read (uint8_t Addr, uint8_t Reg)
	Reads a single data.
HAL_StatusTypeDef	I2C1_ReadBuffer (uint16_t Addr, uint8_t Reg, uint16_t RegSize, uint8_t *pBuffer, uint16_t Length)
	Reads multiple data on the BUS.
HAL_StatusTypeDef	I2C1_IsDeviceReady (uint16_t DevAddress, uint32_t Trials)
	Checks if target device is ready for communication.
HAL_StatusTypeDef	I2C1_WriteBuffer (uint16_t Addr, uint8_t Reg, uint16_t RegSize, uint8_t *pBuffer, uint16_t Length)
	Write a value in a register of the device through BUS.
void	I2C1_Error (void)
	Manages error callback by re-initializing I2C.
void	I2C1_MspInit (I2C_HandleTypeDef *hi2c)
	I2C MSP Initialization.
uint8_t	BSP_JOY_Init (void)
	Configures joystick available on adafruit 1.8" TFT shield managed through ADC to detect motion.
JOYState_TypeDef	BSP_JOY_GetState (void)
	Returns the Joystick key pressed.
static void	SPIx_MspInit (SPI_HandleTypeDef *hspi)
	Initializes SPI MSP.
static void	SPIx_Init (void)
	Initializes SPI HAL.
static uint32_t	SPIx_Read (void)
	SPI Read 4 bytes from device.
static void	SPIx_Write (uint8_t Value)
	SPI Write a byte to device.
static void	SPIx_Error (void)
	SPI error treatment function.
void	SD_IO_Init (void)
	Initializes the SD Card and put it into StandBy State (Ready for data transfer).
void	SD_IO_WriteByte (uint8_t Data)
	Writes a byte on the SD.
uint8_t	SD_IO_ReadByte (void)
	Reads a byte from the SD.
HAL_StatusTypeDef	SD_IO_WriteCmd (uint8_t Cmd, uint32_t Arg, uint8_t Crc, uint8_t Response)
	Sends 5 bytes command to the SD card and get response.
HAL_StatusTypeDef	SD_IO_WaitResponse (uint8_t Response)
	Waits response from the SD card.
void	SD_IO_WriteDummy (void)
	Sends dummy byte with CS High.
void	LCD_IO_Init (void)
	Initializes the LCD.
void	LCD_IO_WriteReg (uint8_t LCDReg)
	Writes command to select the LCD register.
void	LCD_IO_WriteData (uint8_t Data)
	Writes data to select the LCD register.
void	LCD_IO_WriteMultipleData (uint8_t *pData, uint32_t Size)
	Write register value.
void	LCD_Delay (uint32_t Delay)
	Wait for loop in ms.
static void	ADCx_MspInit (ADC_HandleTypeDef *hadc)
	Initializes ADC MSP.
static void	ADCx_Init (void)
	Initializes ADC HAL.

Function Documentation

static void ADCx_Init ( void ) [static]

Initializes ADC HAL.

Return values:

None

Definition at line 836 of file stm32l0xx_nucleo_32.c.

References ADCx_MspInit(), hnucleo_Adc, and NUCLEO_ADCx.

Referenced by BSP_JOY_Init().

static void ADCx_MspInit ( ADC_HandleTypeDef * hadc ) [static]

Initializes ADC MSP.

Parameters:

hadc,: ADC peripheral

Return values:

None

Definition at line 814 of file stm32l0xx_nucleo_32.c.

References NUCLEO_ADCx_CLK_ENABLE, NUCLEO_ADCx_GPIO_CLK_ENABLE, NUCLEO_ADCx_GPIO_PIN, and NUCLEO_ADCx_GPIO_PORT.

Referenced by ADCx_Init().

uint32_t BSP_GetVersion ( void )

This method returns the STM32L0XX NUCLEO BSP Driver revision.

Return values:

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

Definition at line 148 of file stm32l0xx_nucleo_32.c.

References __STM32L0XX_NUCLEO_32_BSP_VERSION.

JOYState_TypeDef BSP_JOY_GetState ( void )

Returns the Joystick key pressed.

Note:

To know which Joystick key is pressed we need to detect the voltage level on each key output

None : 3.3 V / 4095
SEL : 1.055 V / 1308
DOWN : 0.71 V / 88
LEFT : 3.0 V / 3720
RIGHT : 0.595 V / 737
UP : 1.65 V / 2046

Return values:

JOYState_TypeDef,: Code of the Joystick key pressed.

Definition at line 896 of file stm32l0xx_nucleo_32.c.

References hnucleo_Adc, JOY_DOWN, JOY_LEFT, JOY_NONE, JOY_RIGHT, JOY_SEL, and JOY_UP.

uint8_t BSP_JOY_Init ( void )

Configures joystick available on adafruit 1.8" TFT shield managed through ADC to detect motion.

Return values:

Joystickstatus (0=> success, 1=> fail)

Definition at line 867 of file stm32l0xx_nucleo_32.c.

References ADCx_Init(), hnucleo_Adc, and sConfig.

void BSP_LED_Init ( Led_TypeDef Led )

Configures LED GPIO.

Parameters:

Led,:

Specifies the Led to be configured. This parameter can be one of following parameters:

LED3

Return values:

None

Definition at line 160 of file stm32l0xx_nucleo_32.c.

References LED_PIN, LED_PORT, and LEDx_GPIO_CLK_ENABLE.

void BSP_LED_Off ( Led_TypeDef Led )

Turns selected LED Off.

Parameters:

Led,:

Specifies the Led to be set off. This parameter can be one of following parameters:

LED3

Return values:

None

Definition at line 196 of file stm32l0xx_nucleo_32.c.

References LED_PIN, and LED_PORT.

void BSP_LED_On ( Led_TypeDef Led )

Turns selected LED On.

Parameters:

Led,:

Specifies the Led to be set on. This parameter can be one of following parameters:

LED3

Return values:

None

Definition at line 184 of file stm32l0xx_nucleo_32.c.

References LED_PIN, and LED_PORT.

void BSP_LED_Toggle ( Led_TypeDef Led )

Toggles the selected LED.

Parameters:

Led,:

Specifies the Led to be toggled. This parameter can be one of following parameters:

LED3

Return values:

None

Definition at line 208 of file stm32l0xx_nucleo_32.c.

References LED_PIN, and LED_PORT.

void I2C1_Error ( void )

Manages error callback by re-initializing I2C.

Return values:

None

Definition at line 352 of file stm32l0xx_nucleo_32.c.

References heval_I2c1, and I2C1_Init().

Referenced by I2C1_Read(), I2C1_ReadBuffer(), I2C1_Write(), and I2C1_WriteBuffer().

void I2C1_Init ( void )

I2C Bus initialization.

Return values:

None

Definition at line 223 of file stm32l0xx_nucleo_32.c.

References BSP_I2C1, heval_I2c1, I2C1_MspInit(), and I2C1_TIMING.

Referenced by I2C1_Error().

HAL_StatusTypeDef I2C1_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:

HAL status

Definition at line 319 of file stm32l0xx_nucleo_32.c.

References heval_I2c1, and I2c1Timeout.

void I2C1_MspInit ( I2C_HandleTypeDef * hi2c )

I2C MSP Initialization.

Parameters:

hi2c,: I2C handle

Return values:

None

Definition at line 366 of file stm32l0xx_nucleo_32.c.

References BSP_I2C1_CLK_ENABLE, BSP_I2C1_FORCE_RESET, BSP_I2C1_GPIO_CLK_ENABLE, BSP_I2C1_GPIO_PORT, BSP_I2C1_RELEASE_RESET, BSP_I2C1_SCL_PIN, BSP_I2C1_SCL_SDA_AF, and BSP_I2C1_SDA_PIN.

Referenced by I2C1_Init().

uint8_t I2C1_Read	(	uint8_t	Addr,
		uint8_t	Reg
	)

Reads a single data.

Parameters:

Addr,:	I2C address
Reg,:	Register address

Return values:

Read data

Definition at line 270 of file stm32l0xx_nucleo_32.c.

References heval_I2c1, and I2C1_Error().

HAL_StatusTypeDef I2C1_ReadBuffer	(	uint16_t	Addr,
		uint8_t	Reg,
		uint16_t	RegSize,
		uint8_t *	pBuffer,
		uint16_t	Length
	)

Reads multiple data on the BUS.

Parameters:

Addr	: I2C Address
Reg	: Reg Address
RegSize	: The target register size (can be 8BIT or 16BIT)
pBuffer	: pointer to read data buffer
Length	: length of the data

Return values:

0	if no problems to read multiple data

Definition at line 297 of file stm32l0xx_nucleo_32.c.

References heval_I2c1, I2C1_Error(), and I2c1Timeout.

void I2C1_Write	(	uint8_t	Addr,
		uint8_t	Reg,
		uint8_t	Value
	)

Writes a single data.

Parameters:

Addr,:	I2C address
Reg,:	Register address
Value,:	Data to be written

Return values:

None

Definition at line 250 of file stm32l0xx_nucleo_32.c.

References heval_I2c1, and I2C1_Error().

HAL_StatusTypeDef I2C1_WriteBuffer	(	uint16_t	Addr,
		uint8_t	Reg,
		uint16_t	RegSize,
		uint8_t *	pBuffer,
		uint16_t	Length
	)

Write a value in a register of the device through BUS.

Parameters:

Addr,:	Device address on BUS Bus.
Reg,:	The target register address to write
RegSize,:	The target register size (can be 8BIT or 16BIT)
pBuffer,:	The target register value to be written
Length,:	buffer size to be written