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authorTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:24:18 +0100
committerTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:29:25 +0100
commit40e04e3772726829d66c12e69f24b03920d79c67 (patch)
tree636811bad956798c9d5d22de9e7ba8c799b8d791 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Utilities/STM32_EVAL/STM32L152_EVAL/stm32l152_eval.c
parent2fff65aed2477a503c72629d27e2a330d30c02d1 (diff)
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o Moving tinyprintf and stm libraries under thirdparty.
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diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Utilities/STM32_EVAL/STM32L152_EVAL/stm32l152_eval.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Utilities/STM32_EVAL/STM32L152_EVAL/stm32l152_eval.c
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--- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Utilities/STM32_EVAL/STM32L152_EVAL/stm32l152_eval.c
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-/**
- ******************************************************************************
- * @file stm32l152_eval.c
- * @author MCD Application Team
- * @version V4.5.0
- * @date 07-March-2011
- * @brief This file provides:
- * - set of firmware functions to manage Leds, push-button and COM ports
- * - low level initialization functions for SD card (on SPI) and
- * temperature sensor (LM75) available on STM32L152-EVAL
- * evaluation board RevB from STMicroelectronics.
- ******************************************************************************
- * @attention
- *
- * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
- * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
- * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
- * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
- * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
- * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
- *
- * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
- ******************************************************************************
- */
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32l152_eval.h"
-#include "stm32l1xx_spi.h"
-#include "stm32l1xx_i2c.h"
-
-/** @addtogroup Utilities
- * @{
- */
-
-/** @addtogroup STM32_EVAL
- * @{
- */
-
-/** @addtogroup STM32L152_EVAL
- * @{
- */
-
-/** @defgroup STM32L152_EVAL_LOW_LEVEL
- * @brief This file provides firmware functions to manage Leds, push-buttons,
- * COM ports, SD card on SPI and temperature sensor (LM75) available on
- * STM32L152-EVAL evaluation board from STMicroelectronics.
- * @{
- */
-
-/** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_TypesDefinitions
- * @{
- */
-/**
- * @}
- */
-
-
-/** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Defines
- * @{
- */
-/**
- * @}
- */
-
-
-/** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Macros
- * @{
- */
-/**
- * @}
- */
-
-
-/** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Variables
- * @{
- */
-GPIO_TypeDef* GPIO_PORT[LEDn] = {LED1_GPIO_PORT, LED2_GPIO_PORT, LED3_GPIO_PORT,
- LED4_GPIO_PORT};
-const uint16_t GPIO_PIN[LEDn] = {LED1_PIN, LED2_PIN, LED3_PIN,
- LED4_PIN};
-const uint32_t GPIO_CLK[LEDn] = {LED1_GPIO_CLK, LED2_GPIO_CLK, LED3_GPIO_CLK,
- LED4_GPIO_CLK};
-
-GPIO_TypeDef* BUTTON_PORT[BUTTONn] = {KEY_BUTTON_GPIO_PORT, RIGHT_BUTTON_GPIO_PORT,
- LEFT_BUTTON_GPIO_PORT, UP_BUTTON_GPIO_PORT,
- DOWN_BUTTON_GPIO_PORT, SEL_BUTTON_GPIO_PORT};
-
-const uint16_t BUTTON_PIN[BUTTONn] = {KEY_BUTTON_PIN, RIGHT_BUTTON_PIN,
- LEFT_BUTTON_PIN, UP_BUTTON_PIN,
- DOWN_BUTTON_PIN, SEL_BUTTON_PIN};
-
-const uint32_t BUTTON_CLK[BUTTONn] = {KEY_BUTTON_GPIO_CLK, RIGHT_BUTTON_GPIO_CLK,
- LEFT_BUTTON_GPIO_CLK, UP_BUTTON_GPIO_CLK,
- DOWN_BUTTON_GPIO_CLK, SEL_BUTTON_GPIO_CLK};
-
-const uint16_t BUTTON_EXTI_LINE[BUTTONn] = {KEY_BUTTON_EXTI_LINE,
- RIGHT_BUTTON_EXTI_LINE,
- LEFT_BUTTON_EXTI_LINE,
- UP_BUTTON_EXTI_LINE,
- DOWN_BUTTON_EXTI_LINE,
- SEL_BUTTON_EXTI_LINE};
-
-const uint16_t BUTTON_PORT_SOURCE[BUTTONn] = {KEY_BUTTON_EXTI_PORT_SOURCE,
- RIGHT_BUTTON_EXTI_PORT_SOURCE,
- LEFT_BUTTON_EXTI_PORT_SOURCE,
- UP_BUTTON_EXTI_PORT_SOURCE,
- DOWN_BUTTON_EXTI_PORT_SOURCE,
- SEL_BUTTON_EXTI_PORT_SOURCE};
-
-const uint16_t BUTTON_PIN_SOURCE[BUTTONn] = {KEY_BUTTON_EXTI_PIN_SOURCE,
- RIGHT_BUTTON_EXTI_PIN_SOURCE,
- LEFT_BUTTON_EXTI_PIN_SOURCE,
- UP_BUTTON_EXTI_PIN_SOURCE,
- DOWN_BUTTON_EXTI_PIN_SOURCE,
- SEL_BUTTON_EXTI_PIN_SOURCE};
-
-const uint16_t BUTTON_IRQn[BUTTONn] = {KEY_BUTTON_EXTI_IRQn, RIGHT_BUTTON_EXTI_IRQn,
- LEFT_BUTTON_EXTI_IRQn, UP_BUTTON_EXTI_IRQn,
- DOWN_BUTTON_EXTI_IRQn, SEL_BUTTON_EXTI_IRQn};
-
-USART_TypeDef* COM_USART[COMn] = {EVAL_COM1, EVAL_COM2};
-
-GPIO_TypeDef* COM_TX_PORT[COMn] = {EVAL_COM1_TX_GPIO_PORT, EVAL_COM2_TX_GPIO_PORT};
-
-GPIO_TypeDef* COM_RX_PORT[COMn] = {EVAL_COM1_RX_GPIO_PORT, EVAL_COM2_RX_GPIO_PORT};
-
-const uint32_t COM_USART_CLK[COMn] = {EVAL_COM1_CLK, EVAL_COM2_CLK};
-
-const uint32_t COM_TX_PORT_CLK[COMn] = {EVAL_COM1_TX_GPIO_CLK, EVAL_COM2_TX_GPIO_CLK};
-
-const uint32_t COM_RX_PORT_CLK[COMn] = {EVAL_COM1_RX_GPIO_CLK, EVAL_COM2_RX_GPIO_CLK};
-
-const uint16_t COM_TX_PIN[COMn] = {EVAL_COM1_TX_PIN, EVAL_COM2_TX_PIN};
-
-const uint16_t COM_RX_PIN[COMn] = {EVAL_COM1_RX_PIN, EVAL_COM2_RX_PIN};
-
-const uint16_t COM_TX_PIN_SOURCE[COMn] = {EVAL_COM1_TX_SOURCE, EVAL_COM2_TX_SOURCE};
-
-const uint16_t COM_RX_PIN_SOURCE[COMn] = {EVAL_COM1_RX_SOURCE, EVAL_COM2_RX_SOURCE};
-
-const uint16_t COM_TX_AF[COMn] = {EVAL_COM1_TX_AF, EVAL_COM2_TX_AF};
-
-const uint16_t COM_RX_AF[COMn] = {EVAL_COM1_RX_AF, EVAL_COM2_RX_AF};
-
-DMA_InitTypeDef sEEDMA_InitStructure;
-
-/**
- * @}
- */
-
-
-/** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_FunctionPrototypes
- * @{
- */
-
-/**
- * @}
- */
-
-/** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Functions
- * @{
- */
-
-/**
- * @brief Configures LED GPIO.
- * @param Led: Specifies the Led to be configured.
- * This parameter can be one of following parameters:
- * @arg LED1
- * @arg LED2
- * @arg LED3
- * @arg LED4
- * @retval None
- */
-void STM_EVAL_LEDInit(Led_TypeDef Led)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
- /* Enable the GPIO_LED Clock */
- RCC_AHBPeriphClockCmd(GPIO_CLK[Led], ENABLE);
-
- /* Configure the GPIO_LED pin */
- GPIO_InitStructure.GPIO_Pin = GPIO_PIN[Led];
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
- GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
- GPIO_Init(GPIO_PORT[Led], &GPIO_InitStructure);
- GPIO_PORT[Led]->BSRRL = GPIO_PIN[Led];
-}
-
-/**
- * @brief Turns selected LED On.
- * @param Led: Specifies the Led to be set on.
- * This parameter can be one of following parameters:
- * @arg LED1
- * @arg LED2
- * @arg LED3
- * @arg LED4
- * @retval None
- */
-void STM_EVAL_LEDOn(Led_TypeDef Led)
-{
- GPIO_PORT[Led]->BSRRH = GPIO_PIN[Led];
-}
-
-/**
- * @brief Turns selected LED Off.
- * @param Led: Specifies the Led to be set off.
- * This parameter can be one of following parameters:
- * @arg LED1
- * @arg LED2
- * @arg LED3
- * @arg LED4
- * @retval None
- */
-void STM_EVAL_LEDOff(Led_TypeDef Led)
-{
- GPIO_PORT[Led]->BSRRL = GPIO_PIN[Led];
-}
-
-/**
- * @brief Toggles the selected LED.
- * @param Led: Specifies the Led to be toggled.
- * This parameter can be one of following parameters:
- * @arg LED1
- * @arg LED2
- * @arg LED3
- * @arg LED4
- * @retval None
- */
-void STM_EVAL_LEDToggle(Led_TypeDef Led)
-{
- GPIO_PORT[Led]->ODR ^= GPIO_PIN[Led];
-}
-
-/**
- * @brief Configures Button GPIO and EXTI Line.
- * @param Button: Specifies the Button to be configured.
- * This parameter can be one of following parameters:
- * @arg BUTTON_KEY: Key Push Button
- * @arg BUTTON_RIGHT: Joystick Right Push Button
- * @arg BUTTON_LEFT: Joystick Left Push Button
- * @arg BUTTON_UP: Joystick Up Push Button
- * @arg BUTTON_DOWN: Joystick Down Push Button
- * @arg BUTTON_SEL: Joystick Sel Push Button
- * @param Button_Mode: Specifies Button mode.
- * This parameter can be one of following parameters:
- * @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 STM_EVAL_PBInit(Button_TypeDef Button, ButtonMode_TypeDef Button_Mode)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
- EXTI_InitTypeDef EXTI_InitStructure;
- NVIC_InitTypeDef NVIC_InitStructure;
-
- /* There is no Wakeup and Tamper buttons on STM32L152-EVAL, the Button value should
- be greater than 1. */
- if(Button > 1)
- {
- Button = (Button_TypeDef) (Button - 2);
-
- /* Enable the BUTTON Clock */
- RCC_AHBPeriphClockCmd(BUTTON_CLK[Button], ENABLE);
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
-
- /* Configure Button pin as input */
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
- GPIO_InitStructure.GPIO_Pin = BUTTON_PIN[Button];
- GPIO_Init(BUTTON_PORT[Button], &GPIO_InitStructure);
-
-
- if (Button_Mode == BUTTON_MODE_EXTI)
- {
- /* Connect Button EXTI Line to Button GPIO Pin */
- SYSCFG_EXTILineConfig(BUTTON_PORT_SOURCE[Button], BUTTON_PIN_SOURCE[Button]);
-
- /* Configure Button EXTI line */
- EXTI_InitStructure.EXTI_Line = BUTTON_EXTI_LINE[Button];
- EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
-
- if(Button != BUTTON_KEY)
- {
- EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
- }
- else
- {
- EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
- }
- EXTI_InitStructure.EXTI_LineCmd = ENABLE;
- EXTI_Init(&EXTI_InitStructure);
-
- /* Enable and set Button EXTI Interrupt to the lowest priority */
- NVIC_InitStructure.NVIC_IRQChannel = BUTTON_IRQn[Button];
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x0F;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x0F;
- NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
-
- NVIC_Init(&NVIC_InitStructure);
- }
- }
-}
-
-/**
- * @brief Returns the selected Button state.
- * @param Button: Specifies the Button to be checked.
- * This parameter can be one of following parameters:
- * @arg BUTTON_KEY: Key Push Button
- * @arg BUTTON_RIGHT: Joystick Right Push Button
- * @arg BUTTON_LEFT: Joystick Left Push Button
- * @arg BUTTON_UP: Joystick Up Push Button
- * @arg BUTTON_DOWN: Joystick Down Push Button
- * @arg BUTTON_SEL: Joystick Sel Push Button
- * @retval - When Button > 1, the Button GPIO pin value is returned.
- * - When Button = 0 or 1, error code (0xFF) is returned.
- */
-uint32_t STM_EVAL_PBGetState(Button_TypeDef Button)
-{
- /* There is no Wakeup and Tamper pins on STM32L152-EVAL, the Button value should
- be greater than 1. */
- if(Button > 1)
- {
- Button = (Button_TypeDef) (Button - 2);
- return GPIO_ReadInputDataBit(BUTTON_PORT[Button], BUTTON_PIN[Button]);
- }
- else
- {
- return 0xFF; /* Error Code */
- }
-}
-
-/**
- * @brief Configures COM port.
- * @param COM: Specifies the COM port to be configured.
- * This parameter can be one of following parameters:
- * @arg COM1
- * @arg COM2
- * @param USART_InitStruct: pointer to a USART_InitTypeDef structure that
- * contains the configuration information for the specified USART peripheral.
- * @retval None
- */
-void STM_EVAL_COMInit(COM_TypeDef COM, USART_InitTypeDef* USART_InitStruct)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
- /* Enable GPIO clock */
- RCC_AHBPeriphClockCmd(COM_TX_PORT_CLK[COM] | COM_RX_PORT_CLK[COM], ENABLE);
-
- /* Enable UART clock */
- RCC_APB1PeriphClockCmd(COM_USART_CLK[COM], ENABLE);
-
- /* Connect PXx to USARTx_Tx */
- GPIO_PinAFConfig(COM_TX_PORT[COM], COM_TX_PIN_SOURCE[COM], COM_TX_AF[COM]);
-
- /* Connect PXx to USARTx_Rx */
- GPIO_PinAFConfig(COM_RX_PORT[COM], COM_RX_PIN_SOURCE[COM], COM_RX_AF[COM]);
-
- /* Configure USART Tx as alternate function push-pull */
- GPIO_InitStructure.GPIO_Pin = COM_TX_PIN[COM];
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
- GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
- GPIO_Init(COM_TX_PORT[COM], &GPIO_InitStructure);
-
- /* Configure USART Rx as alternate function push-pull */
- GPIO_InitStructure.GPIO_Pin = COM_RX_PIN[COM];
- GPIO_Init(COM_RX_PORT[COM], &GPIO_InitStructure);
-
- /* USART configuration */
- USART_Init(COM_USART[COM], USART_InitStruct);
-
- /* Enable USART */
- USART_Cmd(COM_USART[COM], ENABLE);
-}
-
-/**
- * @brief DeInitializes the SPI interface.
- * @param None
- * @retval None
- */
-void SD_LowLevel_DeInit(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
- SPI_Cmd(SD_SPI, DISABLE); /*!< SD_SPI disable */
- SPI_DeInit(SD_SPI); /*!< DeInitializes the SD_SPI */
-
- /*!< SD_SPI Periph clock disable */
- RCC_APB1PeriphClockCmd(SD_SPI_CLK, DISABLE);
-
- /*!< Configure SD_SPI pins: SCK */
- GPIO_InitStructure.GPIO_Pin = SD_SPI_SCK_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
- GPIO_Init(SD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI pins: MISO */
- GPIO_InitStructure.GPIO_Pin = SD_SPI_MISO_PIN;
- GPIO_Init(SD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI pins: MOSI */
- GPIO_InitStructure.GPIO_Pin = SD_SPI_MOSI_PIN;
- GPIO_Init(SD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI_CS_PIN pin: SD Card CS pin */
- GPIO_InitStructure.GPIO_Pin = SD_CS_PIN;
- GPIO_Init(SD_CS_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI_DETECT_PIN pin: SD Card detect pin */
- GPIO_InitStructure.GPIO_Pin = SD_DETECT_PIN;
- GPIO_Init(SD_DETECT_GPIO_PORT, &GPIO_InitStructure);
-}
-
-/**
- * @brief Initializes the SD Card and put it into StandBy State (Ready for
- * data transfer).
- * @param None
- * @retval None
- */
-void SD_LowLevel_Init(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
- SPI_InitTypeDef SPI_InitStructure;
-
- /*!< SD_SPI_CS_GPIO, SD_SPI_MOSI_GPIO, SD_SPI_MISO_GPIO, SD_SPI_DETECT_GPIO
- and SD_SPI_SCK_GPIO Periph clock enable */
- RCC_AHBPeriphClockCmd(SD_CS_GPIO_CLK | SD_SPI_MOSI_GPIO_CLK | SD_SPI_MISO_GPIO_CLK |
- SD_SPI_SCK_GPIO_CLK | SD_DETECT_GPIO_CLK, ENABLE);
-
- /*!< SD_SPI Periph clock enable */
- RCC_APB1PeriphClockCmd(SD_SPI_CLK, ENABLE);
-
- /*!< Configure SD_SPI pins: SCK */
- GPIO_InitStructure.GPIO_Pin = SD_SPI_SCK_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
- GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
- GPIO_Init(SD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI pins: MISO */
- GPIO_InitStructure.GPIO_Pin = SD_SPI_MISO_PIN;
- GPIO_Init(SD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI pins: MOSI */
- GPIO_InitStructure.GPIO_Pin = SD_SPI_MOSI_PIN;
- GPIO_Init(SD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI_CS_PIN pin: SD Card CS pin */
- GPIO_InitStructure.GPIO_Pin = SD_CS_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
- GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
- GPIO_Init(SD_CS_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure SD_SPI_DETECT_PIN pin: SD Card detect pin */
- GPIO_InitStructure.GPIO_Pin = SD_DETECT_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
- GPIO_Init(SD_DETECT_GPIO_PORT, &GPIO_InitStructure);
-
- /* Connect PXx to SD_SPI_SCK */
- GPIO_PinAFConfig(SD_SPI_SCK_GPIO_PORT, SD_SPI_SCK_SOURCE, SD_SPI_SCK_AF);
-
- /* Connect PXx to SD_SPI_MISO */
- GPIO_PinAFConfig(SD_SPI_MISO_GPIO_PORT, SD_SPI_MISO_SOURCE, SD_SPI_MISO_AF);
-
- /* Connect PXx to SD_SPI_MOSI */
- GPIO_PinAFConfig(SD_SPI_MOSI_GPIO_PORT, SD_SPI_MOSI_SOURCE, SD_SPI_MOSI_AF);
-
- /*!< SD_SPI Config */
- SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
- SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
- SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
- SPI_InitStructure.SPI_CPOL = SPI_CPOL_High;
- SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge;
- SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
- SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_2;
-
- SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
- SPI_InitStructure.SPI_CRCPolynomial = 7;
- SPI_Init(SD_SPI, &SPI_InitStructure);
-
- SPI_Cmd(SD_SPI, ENABLE); /*!< SD_SPI enable */
-}
-
-/**
- * @brief DeInitializes the LM75_I2C.
- * @param None
- * @retval None
- */
-void LM75_LowLevel_DeInit(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
- /*!< Disable LM75_I2C */
- I2C_Cmd(LM75_I2C, DISABLE);
-
- /*!< DeInitializes the LM75_I2C */
- I2C_DeInit(LM75_I2C);
-
- /*!< LM75_I2C Periph clock disable */
- RCC_APB1PeriphClockCmd(LM75_I2C_CLK, DISABLE);
-
- /*!< Configure LM75_I2C pins: SCL */
- GPIO_InitStructure.GPIO_Pin = LM75_I2C_SCL_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
- GPIO_Init(LM75_I2C_SCL_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure LM75_I2C pins: SDA */
- GPIO_InitStructure.GPIO_Pin = LM75_I2C_SDA_PIN;
- GPIO_Init(LM75_I2C_SDA_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure LM75_I2C pin: SMBUS ALERT */
- GPIO_InitStructure.GPIO_Pin = LM75_I2C_SMBUSALERT_PIN;
- GPIO_Init(LM75_I2C_SMBUSALERT_GPIO_PORT, &GPIO_InitStructure);
-}
-
-/**
- * @brief Initializes the LM75_I2C.
- * @param None
- * @retval None
- */
-void LM75_LowLevel_Init(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
- /*!< LM75_I2C Periph clock enable */
- RCC_APB1PeriphClockCmd(LM75_I2C_CLK, ENABLE);
-
- /*!< LM75_I2C_SCL_GPIO_CLK, LM75_I2C_SDA_GPIO_CLK
- and LM75_I2C_SMBUSALERT_GPIO_CLK Periph clock enable */
- RCC_AHBPeriphClockCmd(LM75_I2C_SCL_GPIO_CLK | LM75_I2C_SDA_GPIO_CLK |
- LM75_I2C_SMBUSALERT_GPIO_CLK, ENABLE);
-
- /*!< Configure LM75_I2C pins: SCL */
- GPIO_InitStructure.GPIO_Pin = LM75_I2C_SCL_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
- GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
- GPIO_Init(LM75_I2C_SCL_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure LM75_I2C pins: SDA */
- GPIO_InitStructure.GPIO_Pin = LM75_I2C_SDA_PIN;
- GPIO_Init(LM75_I2C_SDA_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure LM75_I2C pin: SMBUS ALERT */
- GPIO_InitStructure.GPIO_Pin = LM75_I2C_SMBUSALERT_PIN;
- GPIO_Init(LM75_I2C_SMBUSALERT_GPIO_PORT, &GPIO_InitStructure);
-
-
- /* Connect PXx to I2C_SCL */
- GPIO_PinAFConfig(LM75_I2C_SCL_GPIO_PORT, LM75_I2C_SCL_SOURCE, LM75_I2C_SCL_AF);
-
- /* Connect PXx to I2C_SDA */
- GPIO_PinAFConfig(LM75_I2C_SDA_GPIO_PORT, LM75_I2C_SDA_SOURCE, LM75_I2C_SDA_AF);
-
- /* Connect PXx to I2C_SMBUSALER */
- GPIO_PinAFConfig(LM75_I2C_SMBUSALERT_GPIO_PORT, LM75_I2C_SMBUSALERT_SOURCE, LM75_I2C_SMBUSALERT_AF);
-}
-
-/**
- * @brief DeInitializes peripherals used by the I2C EEPROM driver.
- * @param None
- * @retval None
- */
-void sEE_LowLevel_DeInit(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
- NVIC_InitTypeDef NVIC_InitStructure;
-
- /* sEE_I2C Peripheral Disable */
- I2C_Cmd(sEE_I2C, DISABLE);
-
- /* sEE_I2C DeInit */
- I2C_DeInit(sEE_I2C);
-
- /*!< sEE_I2C Periph clock disable */
- RCC_APB1PeriphClockCmd(sEE_I2C_CLK, DISABLE);
-
- /*!< GPIO configuration */
- /*!< Configure sEE_I2C pins: SCL */
- GPIO_InitStructure.GPIO_Pin = sEE_I2C_SCL_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
- GPIO_Init(sEE_I2C_SCL_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure sEE_I2C pins: SDA */
- GPIO_InitStructure.GPIO_Pin = sEE_I2C_SDA_PIN;
- GPIO_Init(sEE_I2C_SDA_GPIO_PORT, &GPIO_InitStructure);
-
- /* Configure and enable I2C DMA TX Channel interrupt */
- NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_TX_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO;
- NVIC_InitStructure.NVIC_IRQChannelCmd = DISABLE;
- NVIC_Init(&NVIC_InitStructure);
-
- /* Configure and enable I2C DMA RX Channel interrupt */
- NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_RX_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO;
- NVIC_Init(&NVIC_InitStructure);
-
- /* Disable and Deinitialize the DMA channels */
- DMA_Cmd(sEE_I2C_DMA_CHANNEL_TX, DISABLE);
- DMA_Cmd(sEE_I2C_DMA_CHANNEL_RX, DISABLE);
- DMA_DeInit(sEE_I2C_DMA_CHANNEL_TX);
- DMA_DeInit(sEE_I2C_DMA_CHANNEL_RX);
-}
-
-/**
- * @brief Initializes peripherals used by the I2C EEPROM driver.
- * @param None
- * @retval None
- */
-void sEE_LowLevel_Init(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
- NVIC_InitTypeDef NVIC_InitStructure;
-
- /*!< sEE_I2C Periph clock enable */
- RCC_APB1PeriphClockCmd(sEE_I2C_CLK, ENABLE);
-
- /*!< sEE_I2C_SCL_GPIO_CLK and sEE_I2C_SDA_GPIO_CLK Periph clock enable */
- RCC_AHBPeriphClockCmd(sEE_I2C_SCL_GPIO_CLK | sEE_I2C_SDA_GPIO_CLK, ENABLE);
-
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
-
- /* Reset sEE_I2C peripheral */
- RCC_APB1PeriphResetCmd(sEE_I2C_CLK, ENABLE);
-
- /* Release reset signal of sEE_I2C IP */
- RCC_APB1PeriphResetCmd(sEE_I2C_CLK, DISABLE);
-
- /*!< GPIO configuration */
- /*!< Configure sEE_I2C pins: SCL */
- GPIO_InitStructure.GPIO_Pin = sEE_I2C_SCL_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
- GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
- GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
- GPIO_Init(sEE_I2C_SCL_GPIO_PORT, &GPIO_InitStructure);
-
- /*!< Configure sEE_I2C pins: SDA */
- GPIO_InitStructure.GPIO_Pin = sEE_I2C_SDA_PIN;
- GPIO_Init(sEE_I2C_SDA_GPIO_PORT, &GPIO_InitStructure);
-
- /* Connect PXx to I2C_SCL*/
- GPIO_PinAFConfig(sEE_I2C_SCL_GPIO_PORT, sEE_I2C_SCL_SOURCE, sEE_I2C_SCL_AF);
-
- /* Connect PXx to I2C_SDA*/
- GPIO_PinAFConfig(sEE_I2C_SDA_GPIO_PORT, sEE_I2C_SDA_SOURCE, sEE_I2C_SDA_AF);
-
- /* Configure and enable I2C DMA TX Channel interrupt */
- NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_TX_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO;
- NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
- NVIC_Init(&NVIC_InitStructure);
-
- /* Configure and enable I2C DMA RX Channel interrupt */
- NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_RX_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO;
- NVIC_Init(&NVIC_InitStructure);
-
- /*!< I2C DMA TX and RX channels configuration */
- /* Enable the DMA clock */
- RCC_AHBPeriphClockCmd(sEE_I2C_DMA_CLK, ENABLE);
-
- /* I2C TX DMA Channel configuration */
- DMA_DeInit(sEE_I2C_DMA_CHANNEL_TX);
- sEEDMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)sEE_I2C_DR_Address;
- sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)0; /* This parameter will be configured durig communication */
- sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; /* This parameter will be configured durig communication */
- sEEDMA_InitStructure.DMA_BufferSize = 0xFFFF; /* This parameter will be configured durig communication */
- sEEDMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
- sEEDMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
- sEEDMA_InitStructure.DMA_PeripheralDataSize = DMA_MemoryDataSize_Byte;
- sEEDMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte;
- sEEDMA_InitStructure.DMA_Mode = DMA_Mode_Normal;
- sEEDMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh;
- sEEDMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
- DMA_Init(sEE_I2C_DMA_CHANNEL_TX, &sEEDMA_InitStructure);
-
- /* I2C RX DMA Channel configuration */
- DMA_DeInit(sEE_I2C_DMA_CHANNEL_RX);
- DMA_Init(sEE_I2C_DMA_CHANNEL_RX, &sEEDMA_InitStructure);
-
- /* Enable the DMA Channels Interrupts */
- DMA_ITConfig(sEE_I2C_DMA_CHANNEL_TX, DMA_IT_TC, ENABLE);
- DMA_ITConfig(sEE_I2C_DMA_CHANNEL_RX, DMA_IT_TC, ENABLE);
-}
-
-/**
- * @brief Initializes DMA channel used by the I2C EEPROM driver.
- * @param None
- * @retval None
- */
-void sEE_LowLevel_DMAConfig(uint32_t pBuffer, uint32_t BufferSize, uint32_t Direction)
-{
- /* Initialize the DMA with the new parameters */
- if (Direction == sEE_DIRECTION_TX)
- {
- /* Configure the DMA Tx Channel with the buffer address and the buffer size */
- sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)pBuffer;
- sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST;
- sEEDMA_InitStructure.DMA_BufferSize = (uint32_t)BufferSize;
- DMA_Init(sEE_I2C_DMA_CHANNEL_TX, &sEEDMA_InitStructure);
- }
- else
- {
- /* Configure the DMA Rx Channel with the buffer address and the buffer size */
- sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)pBuffer;
- sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
- sEEDMA_InitStructure.DMA_BufferSize = (uint32_t)BufferSize;
- DMA_Init(sEE_I2C_DMA_CHANNEL_RX, &sEEDMA_InitStructure);
- }
-}
-
-/**
- * @}
- */
-
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/