/**
  ******************************************************************************
  * @file    stm32_eval.c
  * @author  MCD Application Team
  * @version V3.1.2
  * @date    09/28/2009
  * @brief   This file provides firmware functions to manage Leds, push-buttons 
  *          and COM ports available on STM32 Evaluation Boards from STMicroelectronics.
  ******************************************************************************
  * @copy
  *
  * 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 2009 STMicroelectronics</center></h2>
  */ 
  
/* Includes ------------------------------------------------------------------*/
#include "stm32_eval.h"

/** @addtogroup Utilities
  * @{
  */ 
  
/** @defgroup STM32_EVAL 
  * @brief This file provides firmware functions to manage Leds, push-buttons 
  *        and COM ports available on STM32 Evaluation Boards from STMicroelectronics.
  * @{
  */ 

/** @defgroup STM32_EVAL_Private_TypesDefinitions
  * @{
  */ 
/**
  * @}
  */ 


/** @defgroup STM32_EVAL_Private_Defines
  * @{
  */ 
/**
  * @}
  */ 


/** @defgroup STM32_EVAL_Private_Macros
  * @{
  */ 
/**
  * @}
  */ 


/** @defgroup STM32_EVAL_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_GPIO_PIN, LED2_GPIO_PIN, LED3_GPIO_PIN,
                                 LED4_GPIO_PIN};
const uint32_t GPIO_CLK[LEDn] = {LED1_GPIO_CLK, LED2_GPIO_CLK, LED3_GPIO_CLK,
                                 LED4_GPIO_CLK};

#ifdef USE_STM3210C_EVAL
 GPIO_TypeDef* BUTTON_PORT[BUTTONn] = {WAKEUP_BUTTON_PORT, TAMPER_BUTTON_PORT,
                                       KEY_BUTTON_PORT}; 

 const uint16_t BUTTON_PIN[BUTTONn] = {WAKEUP_BUTTON_PIN, TAMPER_BUTTON_PIN,
                                       KEY_BUTTON_PIN}; 

 const uint32_t BUTTON_CLK[BUTTONn] = {WAKEUP_BUTTON_CLK, TAMPER_BUTTON_CLK,
                                       KEY_BUTTON_CLK};

 const uint16_t BUTTON_EXTI_LINE[BUTTONn] = {WAKEUP_BUTTON_EXTI_LINE,
                                             TAMPER_BUTTON_EXTI_LINE, 
                                             KEY_BUTTON_EXTI_LINE};

 const uint16_t BUTTON_PORT_SOURCE[BUTTONn] = {WAKEUP_BUTTON_PORT_SOURCE,
                                               TAMPER_BUTTON_PORT_SOURCE, 
                                               KEY_BUTTON_PORT_SOURCE};
								 
 const uint16_t BUTTON_PIN_SOURCE[BUTTONn] = {WAKEUP_BUTTON_PIN_SOURCE,
                                              TAMPER_BUTTON_PIN_SOURCE, 
                                              KEY_BUTTON_PIN_SOURCE}; 
 const uint16_t BUTTON_IRQn[BUTTONn] = {WAKEUP_BUTTON_IRQn, TAMPER_BUTTON_IRQn,
                                        KEY_BUTTON_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};
#else
 GPIO_TypeDef* BUTTON_PORT[BUTTONn] = {WAKEUP_BUTTON_PORT, TAMPER_BUTTON_PORT, 
                                       KEY_BUTTON_PORT, RIGHT_BUTTON_PORT,
                                       LEFT_BUTTON_PORT, UP_BUTTON_PORT,
                                       DOWN_BUTTON_PORT, SEL_BUTTON_PORT}; 

 const uint16_t BUTTON_PIN[BUTTONn] = {WAKEUP_BUTTON_PIN, TAMPER_BUTTON_PIN, 
                                       KEY_BUTTON_PIN, RIGHT_BUTTON_PIN,
                                       LEFT_BUTTON_PIN, UP_BUTTON_PIN,
                                       DOWN_BUTTON_PIN, SEL_BUTTON_PIN}; 

 const uint32_t BUTTON_CLK[BUTTONn] = {WAKEUP_BUTTON_CLK, TAMPER_BUTTON_CLK,
                                       KEY_BUTTON_CLK, RIGHT_BUTTON_CLK,
                                       LEFT_BUTTON_CLK, UP_BUTTON_CLK,
                                       DOWN_BUTTON_CLK, SEL_BUTTON_CLK};

 const uint16_t BUTTON_EXTI_LINE[BUTTONn] = {WAKEUP_BUTTON_EXTI_LINE,
                                             TAMPER_BUTTON_EXTI_LINE, 
                                             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] = {WAKEUP_BUTTON_PORT_SOURCE,
                                               TAMPER_BUTTON_PORT_SOURCE, 
                                               KEY_BUTTON_PORT_SOURCE,
                                               RIGHT_BUTTON_PORT_SOURCE,
                                               LEFT_BUTTON_PORT_SOURCE,
                                               UP_BUTTON_PORT_SOURCE,
                                               DOWN_BUTTON_PORT_SOURCE,
                                               SEL_BUTTON_PORT_SOURCE};
								 
 const uint16_t BUTTON_PIN_SOURCE[BUTTONn] = {WAKEUP_BUTTON_PIN_SOURCE,
                                              TAMPER_BUTTON_PIN_SOURCE, 
                                              KEY_BUTTON_PIN_SOURCE,
                                              RIGHT_BUTTON_PIN_SOURCE,
                                              LEFT_BUTTON_PIN_SOURCE,
                                              UP_BUTTON_PIN_SOURCE,
                                              DOWN_BUTTON_PIN_SOURCE,
                                              SEL_BUTTON_PIN_SOURCE}; 

 const uint16_t BUTTON_IRQn[BUTTONn] = {WAKEUP_BUTTON_IRQn, TAMPER_BUTTON_IRQn, 
                                        KEY_BUTTON_IRQn, RIGHT_BUTTON_IRQn,
                                        LEFT_BUTTON_IRQn, UP_BUTTON_IRQn,
                                        DOWN_BUTTON_IRQn, SEL_BUTTON_IRQn};

 USART_TypeDef* COM_USART[COMn] = {EVAL_COM1, EVAL_COM2}; 

 GPIO_TypeDef* COM_PORT[COMn] = {EVAL_COM1_GPIO, EVAL_COM2_GPIO};

 const uint32_t COM_USART_CLK[COMn] = {EVAL_COM1_CLK, EVAL_COM2_CLK};

 const uint32_t COM_POR_CLK[COMn] = {EVAL_COM1_GPIO_CLK, EVAL_COM2_GPIO_CLK};

 const uint16_t COM_TX_PIN[COMn] = {EVAL_COM1_TxPin, EVAL_COM2_TxPin};

 const uint16_t COM_RX_PIN[COMn] = {EVAL_COM1_RxPin, EVAL_COM2_RxPin};

#endif 
/**
  * @}
  */ 


/** @defgroup STM32_EVAL_Private_FunctionPrototypes
  * @{
  */ 

/**
  * @}
  */ 


/** @defgroup STM32_EVAL_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_APB2PeriphClockCmd(GPIO_CLK[Led], ENABLE);

  /* Configure the GPIO_LED pin */
  GPIO_InitStructure.GPIO_Pin = GPIO_PIN[Led];
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; 
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;

  GPIO_Init(GPIO_PORT[Led], &GPIO_InitStructure);
}

/**
  * @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]->BRR = 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