/**
  ******************************************************************************
  * @file    stm32l1xx_lcd.h
  * @author  MCD Application Team
  * @version V1.1.0
  * @date    24-January-2012
  * @brief   This file contains all the functions prototypes for the LCD firmware 
  *          library.
  ******************************************************************************
  * @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.
  *
  * FOR MORE INFORMATION PLEASE READ CAREFULLY THE LICENSE AGREEMENT FILE
  * LOCATED IN THE ROOT DIRECTORY OF THIS FIRMWARE PACKAGE.
  *
  * <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L1xx_LCD_H
#define __STM32L1xx_LCD_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32l1xx.h"

/** @addtogroup STM32L1xx_StdPeriph_Driver
  * @{
  */

/** @addtogroup LCD
  * @{
  */ 

/* Exported types ------------------------------------------------------------*/
 
/** 
  * @brief  LCD Init structure definition  
  */

typedef struct
{
  uint32_t LCD_Prescaler;     /*!< Configures the LCD Prescaler. 
                                   This parameter can be one value of @ref LCD_Prescaler */
  uint32_t LCD_Divider;       /*!< Configures the LCD Divider.
                                  This parameter can be one value of @ref LCD_Divider */
  uint32_t LCD_Duty;          /*!< Configures the LCD Duty.
                                  This parameter can be one value of @ref LCD_Duty */
  uint32_t LCD_Bias;          /*!< Configures the LCD Bias.
                                  This parameter can be one value of @ref LCD_Bias */ 
  uint32_t LCD_VoltageSource; /*!< Selects the LCD Voltage source.
                                  This parameter can be one value of @ref LCD_Voltage_Source */
}LCD_InitTypeDef;


/* Exported constants --------------------------------------------------------*/

/** @defgroup LCD_Exported_Constants
  * @{
  */

/** @defgroup LCD_Prescaler 
  * @{
  */

#define LCD_Prescaler_1        ((uint32_t)0x00000000)  /*!< CLKPS = LCDCLK        */
#define LCD_Prescaler_2        ((uint32_t)0x00400000)  /*!< CLKPS = LCDCLK/2      */
#define LCD_Prescaler_4        ((uint32_t)0x00800000)  /*!< CLKPS = LCDCLK/4      */
#define LCD_Prescaler_8        ((uint32_t)0x00C00000)  /*!< CLKPS = LCDCLK/8      */
#define LCD_Prescaler_16       ((uint32_t)0x01000000)  /*!< CLKPS = LCDCLK/16     */
#define LCD_Prescaler_32       ((uint32_t)0x01400000)  /*!< CLKPS = LCDCLK/32     */
#define LCD_Prescaler_64       ((uint32_t)0x01800000)  /*!< CLKPS = LCDCLK/64     */
#define LCD_Prescaler_128      ((uint32_t)0x01C00000)  /*!< CLKPS = LCDCLK/128    */
#define LCD_Prescaler_256      ((uint32_t)0x02000000)  /*!< CLKPS = LCDCLK/256    */
#define LCD_Prescaler_512      ((uint32_t)0x02400000)  /*!< CLKPS = LCDCLK/512    */
#define LCD_Prescaler_1024     ((uint32_t)0x02800000)  /*!< CLKPS = LCDCLK/1024   */
#define LCD_Prescaler_2048     ((uint32_t)0x02C00000)  /*!< CLKPS = LCDCLK/2048   */
#define LCD_Prescaler_4096     ((uint32_t)0x03000000)  /*!< CLKPS = LCDCLK/4096   */
#define LCD_Prescaler_8192     ((uint32_t)0x03400000)  /*!< CLKPS = LCDCLK/8192   */
#define LCD_Prescaler_16384    ((uint32_t)0x03800000)  /*!< CLKPS = LCDCLK/16384  */
#define LCD_Prescaler_32768    ((uint32_t)0x03C00000)  /*!< CLKPS = LCDCLK/32768  */

#define IS_LCD_PRESCALER(PRESCALER)    (((PRESCALER) == LCD_Prescaler_1) || \
                                        ((PRESCALER) == LCD_Prescaler_2) || \
                                        ((PRESCALER) == LCD_Prescaler_4) || \
                                        ((PRESCALER) == LCD_Prescaler_8) || \
                                        ((PRESCALER) == LCD_Prescaler_16) || \
                                        ((PRESCALER) == LCD_Prescaler_32) || \
                                        ((PRESCALER) == LCD_Prescaler_64) || \
                                        ((PRESCALER) == LCD_Prescaler_128) || \
                                        ((PRESCALER) == LCD_Prescaler_256) || \
                                        ((PRESCALER) == LCD_Prescaler_512) || \
                                        ((PRESCALER) == LCD_Prescaler_1024) || \
                                        ((PRESCALER) == LCD_Prescaler_2048) || \
                                        ((PRESCALER) == LCD_Prescaler_4096) || \
                                        ((PRESCALER) == LCD_Prescaler_8192) || \
                                        ((PRESCALER) == LCD_Prescaler_16384) || \
                                        ((PRESCALER) == LCD_Prescaler_32768))

/**
  * @}
  */
  
/** @defgroup LCD_Divider 
  * @{
  */

#define LCD_Divider_16    ((uint32_t)0x00000000)  /*!< LCD frequency = CLKPS/16 */
#define LCD_Divider_17    ((uint32_t)0x00040000)  /*!< LCD frequency = CLKPS/17 */
#define LCD_Divider_18    ((uint32_t)0x00080000)  /*!< LCD frequency = CLKPS/18 */
#define LCD_Divider_19    ((uint32_t)0x000C0000)  /*!< LCD frequency = CLKPS/19 */
#define LCD_Divider_20    ((uint32_t)0x00100000)  /*!< LCD frequency = CLKPS/20 */
#define LCD_Divider_21    ((uint32_t)0x00140000)  /*!< LCD frequency = CLKPS/21 */
#define LCD_Divider_22    ((uint32_t)0x00180000)  /*!< LCD frequency = CLKPS/22 */
#define LCD_Divider_23    ((uint32_t)0x001C0000)  /*!< LCD frequency = CLKPS/23 */
#define LCD_Divider_24    ((uint32_t)0x00200000)  /*!< LCD frequency = CLKPS/24 */
#define LCD_Divider_25    ((uint32_t)0x00240000)  /*!< LCD frequency = CLKPS/25 */
#define LCD_Divider_26    ((uint32_t)0x00280000)  /*!< LCD frequency = CLKPS/26 */
#define LCD_Divider_27    ((uint32_t)0x002C0000)  /*!< LCD frequency = CLKPS/27 */
#define LCD_Divider_28    ((uint32_t)0x00300000)  /*!< LCD frequency = CLKPS/28 */
#define LCD_Divider_29    ((uint32_t)0x00340000)  /*!< LCD frequency = CLKPS/29 */
#define LCD_Divider_30    ((uint32_t)0x00380000)  /*!< LCD frequency = CLKPS/30 */
#define LCD_Divider_31    ((uint32_t)0x003C0000)  /*!< LCD frequency = CLKPS/31 */

#define IS_LCD_DIVIDER(DIVIDER)    (((DIVIDER) == LCD_Divider_16) || \
                                    ((DIVIDER) == LCD_Divider_17) || \
                                    ((DIVIDER) == LCD_Divider_18) || \
                                    ((DIVIDER) == LCD_Divider_19) || \
                                    ((DIVIDER) == LCD_Divider_20) || \
                                    ((DIVIDER) == LCD_Divider_21) || \
                                    ((DIVIDER) == LCD_Divider_22) || \
                                    ((DIVIDER) == LCD_Divider_23) || \
                                    ((DIVIDER) == LCD_Divider_24) || \
                                    ((DIVIDER) == LCD_Divider_25) || \
                                    ((DIVIDER) == LCD_Divider_26) || \
                                    ((DIVIDER) == LCD_Divider_27) || \
                                    ((DIVIDER) == LCD_Divider_28) || \
                                    ((DIVIDER) == LCD_Divider_29) || \
                                    ((DIVIDER) == LCD_Divider_30) || \
                                    ((DIVIDER) == LCD_Divider_31))

/**
  * @}
  */


/** @defgroup LCD_Duty 
  * @{
  */
  
#define LCD_Duty_Static                 ((uint32_t)0x00000000) /*!< Static duty */
#define LCD_Duty_1_2                    ((uint32_t)0x00000004) /*!< 1/2 duty    */
#define LCD_Duty_1_3                    ((uint32_t)0x00000008) /*!< 1/3 duty    */
#define LCD_Duty_1_4                    ((uint32_t)0x0000000C) /*!< 1/4 duty    */
#define LCD_Duty_1_8                    ((uint32_t)0x00000010) /*!< 1/4 duty    */

#define IS_LCD_DUTY(DUTY) (((DUTY) == LCD_Duty_Static) || \
                           ((DUTY) == LCD_Duty_1_2) || \
                           ((DUTY) == LCD_Duty_1_3) || \
                           ((DUTY) == LCD_Duty_1_4) || \
                           ((DUTY) == LCD_Duty_1_8))

/**
  * @}
  */ 
  

/** @defgroup LCD_Bias 
  * @{
  */
  
#define LCD_Bias_1_4                    ((uint32_t)0x00000000)  /*!< 1/4 Bias */
#define LCD_Bias_1_2                    LCD_CR_BIAS_0           /*!< 1/2 Bias */
#define LCD_Bias_1_3                    LCD_CR_BIAS_1           /*!< 1/3 Bias */

#define IS_LCD_BIAS(BIAS) (((BIAS) == LCD_Bias_1_4) || \
                           ((BIAS) == LCD_Bias_1_2) || \
                           ((BIAS) == LCD_Bias_1_3))
/**
  * @}
  */ 
    
/** @defgroup LCD_Voltage_Source 
  * @{
  */
  
#define LCD_VoltageSource_Internal      ((uint32_t)0x00000000)  /*!< Internal voltage source for the LCD */
#define LCD_VoltageSource_External      LCD_CR_VSEL             /*!< External voltage source for the LCD */

#define IS_LCD_VOLTAGE_SOURCE(SOURCE) (((SOURCE) == LCD_VoltageSource_Internal) || \
                                       ((SOURCE) == LCD_VoltageSource_External))
                           
/**
  * @}
  */  

/** @defgroup LCD_Interrupts 
  * @{
  */
#define LCD_IT_SOF                      LCD_FCR_SOFIE
#define LCD_IT_UDD                      LCD_FCR_UDDIE

#define IS_LCD_IT(IT) ((((IT) & (uint32_t)0xFFFFFFF5) == 0x00) && ((IT) != 0x00))

#define IS_LCD_GET_IT(IT) (((IT) == LCD_IT_SOF) || ((IT) == LCD_IT_UDD))
 
/**
  * @}
  */

/** @defgroup LCD_PulseOnDuration 
  * @{
  */

#define LCD_PulseOnDuration_0           ((uint32_t)0x00000000) /*!< Pulse ON duration = 0 pulse   */