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STM32CubeF3/Drivers/BSP/STM32F3xx_Nucleo_32/stm32f3xx_nucleo_32.c
Ali Labbene e684e8712c Release v1.10.0
2019-07-15 15:37:15 +01:00

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/**
******************************************************************************
* @file stm32f3xx_nucleo_32.c
* @author MCD Application Team
* @brief This file provides set of firmware functions to manage:
* - LED available on STM32F3XX-Nucleo Kit
* from STMicroelectronics.
* - Gravitech 7segment shield available separatly.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2016 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 "stm32f3xx_nucleo_32.h"
/** @addtogroup BSP
* @{
*/
/** @addtogroup STM32F3XX_NUCLEO_32
* @brief This file provides set of firmware functions to manage Leds and push-button
* available on STM32F3XX-NUCLEO_32 Kit from STMicroelectronics.
* @{
*/
/** @addtogroup STM32F3XX_NUCLEO_32_Common
* @{
*/
/** @addtogroup STM32F3XX_NUCLEO_32_Private_Constants
* @{
*/
/**
* @brief STM32F3XX NUCLEO BSP Driver version number V1.0.4
*/
#define __STM32F3XX_NUCLEO_32_BSP_VERSION_MAIN (0x01) /*!< [31:24] main version */
#define __STM32F3XX_NUCLEO_32_BSP_VERSION_SUB1 (0x00) /*!< [23:16] sub1 version */
#define __STM32F3XX_NUCLEO_32_BSP_VERSION_SUB2 (0x04) /*!< [15:8] sub2 version */
#define __STM32F3XX_NUCLEO_32_BSP_VERSION_RC (0x00) /*!< [7:0] release candidate */
#define __STM32F3XX_NUCLEO_32_BSP_VERSION ((__STM32F3XX_NUCLEO_32_BSP_VERSION_MAIN << 24)\
|(__STM32F3XX_NUCLEO_32_BSP_VERSION_SUB1 << 16)\
|(__STM32F3XX_NUCLEO_32_BSP_VERSION_SUB2 << 8 )\
|(__STM32F3XX_NUCLEO_32_BSP_VERSION_RC))
/**
* @}
*/
/** @addtogroup STM32F3XX_NUCLEO_32_Private_Variables
* @{
*/
/**
* @brief LED variables
*/
GPIO_TypeDef* LED_PORT[LEDn] = {LED3_GPIO_PORT};
const uint16_t LED_PIN[LEDn] = {LED3_PIN};
/**
* @brief BUS variables
*/
#if defined(HAL_I2C_MODULE_ENABLED)
uint32_t I2c1Timeout = BSP_I2C1_TIMEOUT_MAX; /*<! Value of Timeout when I2C1 communication fails */
I2C_HandleTypeDef nucleo32_I2c1;
#endif /* HAL_I2C_MODULE_ENABLED */
/**
* @}
*/
/** @defgroup STM32F3XX_NUCLEO_32_BUS Bus Operation functions
* @{
*/
#if defined(HAL_I2C_MODULE_ENABLED)
/* I2C1 bus function */
/* Link function for I2C peripherals */
void I2C1_Init(void);
void I2C1_Error (void);
void I2C1_MspInit(I2C_HandleTypeDef *hi2c);
void I2C1_Write(uint8_t Addr, uint8_t Reg, uint8_t Value);
uint8_t I2C1_Read(uint8_t Addr, uint8_t Reg);
HAL_StatusTypeDef I2C1_WriteBuffer(uint16_t Addr, uint8_t Reg, uint16_t RegSize, uint8_t *pBuffer, uint16_t Length);
HAL_StatusTypeDef I2C1_ReadBuffer(uint16_t Addr, uint8_t Reg, uint16_t RegSize, uint8_t *pBuffer, uint16_t Length);
HAL_StatusTypeDef I2C1_IsDeviceReady(uint16_t DevAddress, uint32_t Trials);
#endif /* HAL_I2C_MODULE_ENABLED */
/**
* @}
*/
/** @addtogroup STM32F3XX_NUCLEO_32_Exported_Functions
* @{
*/
/**
* @brief This method returns the STM32F3XX NUCLEO BSP Driver revision
* @retval version : 0xXYZR (8bits for each decimal, R for RC)
*/
uint32_t BSP_GetVersion(void)
{
return __STM32F3XX_NUCLEO_32_BSP_VERSION;
}
/**
* @brief Configures LED GPIO.
* @param Led Specifies the Led to be configured.
* This parameter can be one of following parameters:
* @arg LED3
* @retval None
*/
void BSP_LED_Init(Led_TypeDef Led)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* Enable the GPIO_LED Clock */
LEDx_GPIO_CLK_ENABLE(Led);
/* Configure the GPIO_LED pin */
GPIO_InitStruct.Pin = LED_PIN[Led];
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(LED_PORT[Led], &GPIO_InitStruct);
HAL_GPIO_WritePin(LED_PORT[Led], LED_PIN[Led], GPIO_PIN_RESET);
}
/**
* @brief Turns selected LED On.
* @param Led Specifies the Led to be set on.
* This parameter can be one of following parameters:
* @arg LED3
* @retval None
*/
void BSP_LED_On(Led_TypeDef Led)
{
HAL_GPIO_WritePin(LED_PORT[Led], LED_PIN[Led], GPIO_PIN_SET);
}
/**
* @brief Turns selected LED Off.
* @param Led Specifies the Led to be set off.
* This parameter can be one of following parameters:
* @arg LED3
* @retval None
*/
void BSP_LED_Off(Led_TypeDef Led)
{
HAL_GPIO_WritePin(LED_PORT[Led], LED_PIN[Led], GPIO_PIN_RESET);
}
/**
* @brief Toggles the selected LED.
* @param Led Specifies the Led to be toggled.
* This parameter can be one of following parameters:
* @arg LED3
* @retval None
*/
void BSP_LED_Toggle(Led_TypeDef Led)
{
HAL_GPIO_TogglePin(LED_PORT[Led], LED_PIN[Led]);
}
/**
* @}
*/
/** @addtogroup STM32F3XX_NUCLEO_32_BUS
* @{
*/
/******************************************************************************
BUS OPERATIONS
*******************************************************************************/
#if defined(HAL_I2C_MODULE_ENABLED)
/******************************* I2C Routines *********************************/
/**
* @brief I2C Bus initialization
* @retval None
*/
void I2C1_Init(void)
{
if(HAL_I2C_GetState(&nucleo32_I2c1) == HAL_I2C_STATE_RESET)
{
nucleo32_I2c1.Instance = BSP_I2C1;
nucleo32_I2c1.Init.Timing = I2C1_TIMING;
nucleo32_I2c1.Init.OwnAddress1 = 0;
nucleo32_I2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
nucleo32_I2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
nucleo32_I2c1.Init.OwnAddress2 = 0;
nucleo32_I2c1.Init.OwnAddress2Masks = I2C_OA2_NOMASK;
nucleo32_I2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
nucleo32_I2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
/* Init the I2C */
I2C1_MspInit(&nucleo32_I2c1);
HAL_I2C_Init(&nucleo32_I2c1);
}
}
/**
* @brief Writes a single data.
* @param Addr I2C address
* @param Reg Register address
* @param Value Data to be written
* @retval None
*/
void I2C1_Write(uint8_t Addr, uint8_t Reg, uint8_t Value)
{
HAL_StatusTypeDef status = HAL_OK;
status = HAL_I2C_Mem_Write(&nucleo32_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();
}
}
/**
* @brief Reads a single data.
* @param Addr I2C address
* @param Reg Register address
* @retval Read data
*/
uint8_t I2C1_Read(uint8_t Addr, uint8_t Reg)
{
HAL_StatusTypeDef status = HAL_OK;
uint8_t Value = 0;
status = HAL_I2C_Mem_Read(&nucleo32_I2c1, Addr, Reg, I2C_MEMADD_SIZE_8BIT, &Value, 1, 1000);
/* Check the communication status */
if(status != HAL_OK)
{
/* Execute user timeout callback */
I2C1_Error();
}
return Value;
}
/**
* @brief Reads multiple data on the BUS.
* @param Addr I2C Address
* @param Reg Reg Address
* @param RegSize The target register size (can be 8BIT or 16BIT)
* @param pBuffer pointer to read data buffer
* @param Length length of the data
* @retval 0 if no problems to read multiple data
*/
HAL_StatusTypeDef I2C1_ReadBuffer(uint16_t Addr, uint8_t Reg, uint16_t RegSize, uint8_t *pBuffer, uint16_t Length)
{
HAL_StatusTypeDef status = HAL_OK;
status = HAL_I2C_Mem_Read(&nucleo32_I2c1, Addr, Reg, RegSize, pBuffer, Length, I2c1Timeout);
/* Check the communication status */
if(status != HAL_OK)
{
/* Re-Initiaize the BUS */
I2C1_Error();
}
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
*/
HAL_StatusTypeDef I2C1_IsDeviceReady(uint16_t DevAddress, uint32_t Trials)
{
return (HAL_I2C_IsDeviceReady(&nucleo32_I2c1, DevAddress, Trials, I2c1Timeout));
}
/**
* @brief Write a value in a register of the device through BUS.
* @param Addr Device address on BUS Bus.
* @param Reg The target register address to write
* @param RegSize The target register size (can be 8BIT or 16BIT)
* @param pBuffer The target register value to be written
* @param Length buffer size to be written
* @retval None
*/
HAL_StatusTypeDef I2C1_WriteBuffer(uint16_t Addr, uint8_t Reg, uint16_t RegSize, uint8_t *pBuffer, uint16_t Length)
{
HAL_StatusTypeDef status = HAL_OK;
status = HAL_I2C_Mem_Write(&nucleo32_I2c1, Addr, Reg, RegSize, pBuffer, Length, I2c1Timeout);
/* Check the communication status */
if(status != HAL_OK)
{
/* Re-Initiaize the BUS */
I2C1_Error();
}
return status;
}
/**
* @brief Manages error callback by re-initializing I2C.
* @retval None
*/
void I2C1_Error(void)
{
/* De-initialize the I2C communication BUS */
HAL_I2C_DeInit(&nucleo32_I2c1);
/* Re-Initiaize the I2C communication BUS */
I2C1_Init();
}
/**
* @brief I2C MSP Initialization
* @param hi2c I2C handle
* @retval None
*/
void I2C1_MspInit(I2C_HandleTypeDef *hi2c)
{
GPIO_InitTypeDef GPIO_InitStruct;
RCC_PeriphCLKInitTypeDef RCC_PeriphCLKInitStruct;
/*##-1- Set source clock to SYSCLK for I2C1 ################################################*/
RCC_PeriphCLKInitStruct.PeriphClockSelection = RCC_PERIPHCLK_I2C1;
RCC_PeriphCLKInitStruct.I2c1ClockSelection = RCC_I2C1CLKSOURCE_SYSCLK;
HAL_RCCEx_PeriphCLKConfig(&RCC_PeriphCLKInitStruct);
/*##-2- Configure the GPIOs ################################################*/
/* Enable GPIO clock */
BSP_I2C1_GPIO_CLK_ENABLE();
/* Configure I2C SCL & SDA as alternate function */
GPIO_InitStruct.Pin = (BSP_I2C1_SCL_PIN| BSP_I2C1_SDA_PIN);
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = BSP_I2C1_SCL_SDA_AF;
HAL_GPIO_Init(BSP_I2C1_GPIO_PORT, &GPIO_InitStruct);
/*##-3- Configure the Eval I2C peripheral #######################################*/
/* Enable I2C clock */
BSP_I2C1_CLK_ENABLE();
/* Force the I2C peripheral clock reset */
BSP_I2C1_FORCE_RESET();
/* Release the I2C peripheral clock reset */
BSP_I2C1_RELEASE_RESET();
}
#endif /*HAL_I2C_MODULE_ENABLED*/
/**
* @}
*/
/**
* @}
*/
/** @addtogroup STM32F3XX_NUCLEO_32_GRAVITECH_4DIGITS
* @{
*/
/** @addtogroup STM32_GRAVITECH_4DIGITS_Exported_Functions
* @{
*/
#if defined(HAL_I2C_MODULE_ENABLED)
/**
* @brief BSP of the 4 digits 7 Segment Display shield for Arduino Nano - Gravitech.
init
* @retval HAL_StatusTypeDef
*/
HAL_StatusTypeDef BSP_DIGIT4_SEG7_Init(void)
{
uint8_t control[1] = {0x47};
/* Init I2C */
I2C1_Init();
/* Configure the SAA1064 component */
return I2C1_WriteBuffer(0x70, 0, 1, control, sizeof(control));
}
/**
* @brief BSP of the 4 digits 7 Segment Display shield for Arduino Nano - Gravitech.
Display the value if value belong to [0-9999]
* @param Value A number between 0 and 9999 will be displayed on the screen.
* DIGIT4_SEG7_RESET will reset the screen (any value above 9999 will reset the screen also)
* @retval HAL_StatusTypeDef
*/
HAL_StatusTypeDef BSP_DIGIT4_SEG7_Display(uint32_t Value)
{
const uint8_t lookup[10] = {0x3F,0x06,0x5B,0x4F,0x66,
0x6D,0x7D,0x07,0x7F,0x6F};
uint32_t thousands, hundreds, tens, base;
HAL_StatusTypeDef status = HAL_ERROR;
uint8_t d1d2d3d4[4];
if (Value < 10000)
{
thousands = Value / 1000;
hundreds = (Value - (thousands * 1000)) / 100;
tens = (Value - ((thousands * 1000) + (hundreds * 100))) / 10;
base = Value - ((thousands * 1000) + (hundreds * 100) + (tens * 10));
d1d2d3d4[3] = lookup[thousands];
d1d2d3d4[2] = lookup[hundreds];
d1d2d3d4[1] = lookup[tens];
d1d2d3d4[0] = lookup[base];
}
else
{
d1d2d3d4[3] = 0;
d1d2d3d4[2] = 0;
d1d2d3d4[1] = 0;
d1d2d3d4[0] = 0;
}
/* Send the four digits to the SAA1064 component */
status = I2C1_WriteBuffer(0x70, 1, 1, d1d2d3d4, sizeof(d1d2d3d4));
return status;
}
#endif /*HAL_I2C_MODULE_ENABLED*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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