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******************************************************************************
* @file stm32l1xx_lcd.h
* @author MCD Application Team
* @version V1.2.0
* @date 22-February-2013
* @brief This file contains all the functions prototypes for the LCD firmware
* library.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT 2013 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
/* 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 */
#define LCD_PulseOnDuration_1 ((uint32_t)0x00000010) /*!< Pulse ON duration = 1/CK_PS */
#define LCD_PulseOnDuration_2 ((uint32_t)0x00000020) /*!< Pulse ON duration = 2/CK_PS */
#define LCD_PulseOnDuration_3 ((uint32_t)0x00000030) /*!< Pulse ON duration = 3/CK_PS */
#define LCD_PulseOnDuration_4 ((uint32_t)0x00000040) /*!< Pulse ON duration = 4/CK_PS */
#define LCD_PulseOnDuration_5 ((uint32_t)0x00000050) /*!< Pulse ON duration = 5/CK_PS */
#define LCD_PulseOnDuration_6 ((uint32_t)0x00000060) /*!< Pulse ON duration = 6/CK_PS */
#define LCD_PulseOnDuration_7 ((uint32_t)0x00000070) /*!< Pulse ON duration = 7/CK_PS */
#define IS_LCD_PULSE_ON_DURATION(DURATION) (((DURATION) == LCD_PulseOnDuration_0) || \
((DURATION) == LCD_PulseOnDuration_1) || \
((DURATION) == LCD_PulseOnDuration_2) || \
((DURATION) == LCD_PulseOnDuration_3) || \
((DURATION) == LCD_PulseOnDuration_4) || \
((DURATION) == LCD_PulseOnDuration_5) || \
((DURATION) == LCD_PulseOnDuration_6) || \
((DURATION) == LCD_PulseOnDuration_7))
/**
* @}
*/
/** @defgroup LCD_DeadTime
* @{
*/
#define LCD_DeadTime_0 ((uint32_t)0x00000000) /*!< No dead Time */
#define LCD_DeadTime_1 ((uint32_t)0x00000080) /*!< One Phase between different couple of Frame */
#define LCD_DeadTime_2 ((uint32_t)0x00000100) /*!< Two Phase between different couple of Frame */
#define LCD_DeadTime_3 ((uint32_t)0x00000180) /*!< Three Phase between different couple of Frame */
#define LCD_DeadTime_4 ((uint32_t)0x00000200) /*!< Four Phase between different couple of Frame */
#define LCD_DeadTime_5 ((uint32_t)0x00000280) /*!< Five Phase between different couple of Frame */
#define LCD_DeadTime_6 ((uint32_t)0x00000300) /*!< Six Phase between different couple of Frame */
#define LCD_DeadTime_7 ((uint32_t)0x00000380) /*!< Seven Phase between different couple of Frame */
#define IS_LCD_DEAD_TIME(TIME) (((TIME) == LCD_DeadTime_0) || \
((TIME) == LCD_DeadTime_1) || \
((TIME) == LCD_DeadTime_2) || \
((TIME) == LCD_DeadTime_3) || \
((TIME) == LCD_DeadTime_4) || \
((TIME) == LCD_DeadTime_5) || \
((TIME) == LCD_DeadTime_6) || \
((TIME) == LCD_DeadTime_7))
/**
* @}
*/
/** @defgroup LCD_BlinkMode
* @{
*/
#define LCD_BlinkMode_Off ((uint32_t)0x00000000) /*!< Blink disabled */
#define LCD_BlinkMode_SEG0_COM0 ((uint32_t)0x00010000) /*!< Blink enabled on SEG[0], COM[0] (1 pixel) */
#define LCD_BlinkMode_SEG0_AllCOM ((uint32_t)0x00020000) /*!< Blink enabled on SEG[0], all COM (up to
8 pixels according to the programmed duty) */
#define LCD_BlinkMode_AllSEG_AllCOM ((uint32_t)0x00030000) /*!< Blink enabled on all SEG and all COM (all pixels) */
#define IS_LCD_BLINK_MODE(MODE) (((MODE) == LCD_BlinkMode_Off) || \
((MODE) == LCD_BlinkMode_SEG0_COM0) || \
((MODE) == LCD_BlinkMode_SEG0_AllCOM) || \
((MODE) == LCD_BlinkMode_AllSEG_AllCOM))
/**
* @}
*/
/** @defgroup LCD_BlinkFrequency
* @{
*/
#define LCD_BlinkFrequency_Div8 ((uint32_t)0x00000000) /*!< The Blink frequency = fLCD/8 */
#define LCD_BlinkFrequency_Div16 ((uint32_t)0x00002000) /*!< The Blink frequency = fLCD/16 */
#define LCD_BlinkFrequency_Div32 ((uint32_t)0x00004000) /*!< The Blink frequency = fLCD/32 */
#define LCD_BlinkFrequency_Div64 ((uint32_t)0x00006000) /*!< The Blink frequency = fLCD/64 */
#define LCD_BlinkFrequency_Div128 ((uint32_t)0x00008000) /*!< The Blink frequency = fLCD/128 */
#define LCD_BlinkFrequency_Div256 ((uint32_t)0x0000A000) /*!< The Blink frequency = fLCD/256 */
#define LCD_BlinkFrequency_Div512 ((uint32_t)0x0000C000) /*!< The Blink frequency = fLCD/512 */
#define LCD_BlinkFrequency_Div1024 ((uint32_t)0x0000E000) /*!< The Blink frequency = fLCD/1024 */
#define IS_LCD_BLINK_FREQUENCY(FREQUENCY) (((FREQUENCY) == LCD_BlinkFrequency_Div8) || \
((FREQUENCY) == LCD_BlinkFrequency_Div16) || \
((FREQUENCY) == LCD_BlinkFrequency_Div32) || \
((FREQUENCY) == LCD_BlinkFrequency_Div64) || \
((FREQUENCY) == LCD_BlinkFrequency_Div128) || \
((FREQUENCY) == LCD_BlinkFrequency_Div256) || \
((FREQUENCY) == LCD_BlinkFrequency_Div512) || \
((FREQUENCY) == LCD_BlinkFrequency_Div1024))
/**
* @}
*/
/** @defgroup LCD_Contrast
* @{
*/
#define LCD_Contrast_Level_0 ((uint32_t)0x00000000) /*!< Maximum Voltage = 2.60V */
#define LCD_Contrast_Level_1 ((uint32_t)0x00000400) /*!< Maximum Voltage = 2.73V */
#define LCD_Contrast_Level_2 ((uint32_t)0x00000800) /*!< Maximum Voltage = 2.86V */
#define LCD_Contrast_Level_3 ((uint32_t)0x00000C00) /*!< Maximum Voltage = 2.99V */
#define LCD_Contrast_Level_4 ((uint32_t)0x00001000) /*!< Maximum Voltage = 3.12V */
#define LCD_Contrast_Level_5 ((uint32_t)0x00001400) /*!< Maximum Voltage = 3.25V */
#define LCD_Contrast_Level_6 ((uint32_t)0x00001800) /*!< Maximum Voltage = 3.38V */
#define LCD_Contrast_Level_7 ((uint32_t)0x00001C00) /*!< Maximum Voltage = 3.51V */
#define IS_LCD_CONTRAST(CONTRAST) (((CONTRAST) == LCD_Contrast_Level_0) || \
((CONTRAST) == LCD_Contrast_Level_1) || \
((CONTRAST) == LCD_Contrast_Level_2) || \
((CONTRAST) == LCD_Contrast_Level_3) || \
((CONTRAST) == LCD_Contrast_Level_4) || \
((CONTRAST) == LCD_Contrast_Level_5) || \
((CONTRAST) == LCD_Contrast_Level_6) || \
((CONTRAST) == LCD_Contrast_Level_7))
/**
* @}
*/
/** @defgroup LCD_Flag
* @{
*/
#define LCD_FLAG_ENS LCD_SR_ENS
#define LCD_FLAG_SOF LCD_SR_SOF
#define LCD_FLAG_UDR LCD_SR_UDR
#define LCD_FLAG_UDD LCD_SR_UDD
#define LCD_FLAG_RDY LCD_SR_RDY
#define LCD_FLAG_FCRSF LCD_SR_FCRSR
#define IS_LCD_GET_FLAG(FLAG) (((FLAG) == LCD_FLAG_ENS) || ((FLAG) == LCD_FLAG_SOF) || \
((FLAG) == LCD_FLAG_UDR) || ((FLAG) == LCD_FLAG_UDD) || \
((FLAG) == LCD_FLAG_RDY) || ((FLAG) == LCD_FLAG_FCRSF))
#define IS_LCD_CLEAR_FLAG(FLAG) ((((FLAG) & (uint32_t)0xFFFFFFF5) == 0x00) && ((FLAG) != 0x00))
/**
* @}
*/
/** @defgroup LCD_RAMRegister
* @{
*/
#define LCD_RAMRegister_0 ((uint32_t)0x00000000) /*!< LCD RAM Register 0 */
#define LCD_RAMRegister_1 ((uint32_t)0x00000001) /*!< LCD RAM Register 1 */
#define LCD_RAMRegister_2 ((uint32_t)0x00000002) /*!< LCD RAM Register 2 */
#define LCD_RAMRegister_3 ((uint32_t)0x00000003) /*!< LCD RAM Register 3 */
#define LCD_RAMRegister_4 ((uint32_t)0x00000004) /*!< LCD RAM Register 4 */
#define LCD_RAMRegister_5 ((uint32_t)0x00000005) /*!< LCD RAM Register 5 */
#define LCD_RAMRegister_6 ((uint32_t)0x00000006) /*!< LCD RAM Register 6 */
#define LCD_RAMRegister_7 ((uint32_t)0x00000007) /*!< LCD RAM Register 7 */
#define LCD_RAMRegister_8 ((uint32_t)0x00000008) /*!< LCD RAM Register 8 */
#define LCD_RAMRegister_9 ((uint32_t)0x00000009) /*!< LCD RAM Register 9 */
#define LCD_RAMRegister_10 ((uint32_t)0x0000000A) /*!< LCD RAM Register 10 */
#define LCD_RAMRegister_11 ((uint32_t)0x0000000B) /*!< LCD RAM Register 11 */
#define LCD_RAMRegister_12 ((uint32_t)0x0000000C) /*!< LCD RAM Register 12 */
#define LCD_RAMRegister_13 ((uint32_t)0x0000000D) /*!< LCD RAM Register 13 */
#define LCD_RAMRegister_14 ((uint32_t)0x0000000E) /*!< LCD RAM Register 14 */
#define LCD_RAMRegister_15 ((uint32_t)0x0000000F) /*!< LCD RAM Register 15 */
#define IS_LCD_RAM_REGISTER(REGISTER) (((REGISTER) == LCD_RAMRegister_0) || \
((REGISTER) == LCD_RAMRegister_1) || \
((REGISTER) == LCD_RAMRegister_2) || \
((REGISTER) == LCD_RAMRegister_3) || \
((REGISTER) == LCD_RAMRegister_4) || \
((REGISTER) == LCD_RAMRegister_5) || \
((REGISTER) == LCD_RAMRegister_6) || \
((REGISTER) == LCD_RAMRegister_7) || \
((REGISTER) == LCD_RAMRegister_8) || \
((REGISTER) == LCD_RAMRegister_9) || \
((REGISTER) == LCD_RAMRegister_10) || \
((REGISTER) == LCD_RAMRegister_11) || \
((REGISTER) == LCD_RAMRegister_12) || \
((REGISTER) == LCD_RAMRegister_13) || \
((REGISTER) == LCD_RAMRegister_14) || \
((REGISTER) == LCD_RAMRegister_15))
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
/* Function used to set the LCD configuration to the default reset state *****/
void LCD_DeInit(void);
/* Initialization and Configuration functions *********************************/
void LCD_Init(LCD_InitTypeDef* LCD_InitStruct);
void LCD_StructInit(LCD_InitTypeDef* LCD_InitStruct);
void LCD_Cmd(FunctionalState NewState);
void LCD_WaitForSynchro(void);
void LCD_HighDriveCmd(FunctionalState NewState);
void LCD_MuxSegmentCmd(FunctionalState NewState);
void LCD_PulseOnDurationConfig(uint32_t LCD_PulseOnDuration);
void LCD_DeadTimeConfig(uint32_t LCD_DeadTime);
void LCD_BlinkConfig(uint32_t LCD_BlinkMode, uint32_t LCD_BlinkFrequency);
void LCD_ContrastConfig(uint32_t LCD_Contrast);
/* LCD RAM memory write functions *********************************************/
void LCD_Write(uint32_t LCD_RAMRegister, uint32_t LCD_Data);
void LCD_UpdateDisplayRequest(void);
/* Interrupts and flags management functions **********************************/
void LCD_ITConfig(uint32_t LCD_IT, FunctionalState NewState);
FlagStatus LCD_GetFlagStatus(uint32_t LCD_FLAG);
void LCD_ClearFlag(uint32_t LCD_FLAG);
ITStatus LCD_GetITStatus(uint32_t LCD_IT);
void LCD_ClearITPendingBit(uint32_t LCD_IT);
#ifdef __cplusplus
}
#endif
#endif /* __STM32L1xx_LCD_H */
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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