path: root/bsp/hc32l136/Libraries/HC32L136_StdPeriph_Driver/src/lcd.c

/*************************************************************************************
* Copyright (C) 2018, Huada Semiconductor Co.,Ltd All rights reserved.    
*
* This software is owned and published by: 
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* BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
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* responsible for misuse or illegal use of this software for devices not 
* supported herein. HDSC is providing this software "AS IS" and will 
* not be responsible for issues arising from incorrect user implementation 
* of the software.  
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*/
/******************************************************************************/
/** \file lcd.c
 **
 ** WDT function driver API.
 ** @link SampleGroup Some description @endlink
 **
 **   - 2018-5-3  1.0  CJ First version for Device Driver Library of Module.
 **
 ******************************************************************************/

/******************************************************************************/
/* Include files                                                              */
/******************************************************************************/
#include "lcd.h"

/**
 *******************************************************************************
 ** \addtogroup I2cGroup
 ******************************************************************************/
//@{

/******************************************************************************/
/* Local function prototypes ('static')                                       */
/******************************************************************************/
 en_result_t LCD_SetClkSrc(en_lcd_clk_t enLcdClk)
 {
     en_result_t enRet = Error;
     M0P_LCD->CR1_f.CLKSRC = enLcdClk;
     enRet = Ok;
     return enRet;
 }
/**
 ******************************************************************************
 ** \brief  LCD Bias源选择函数
 **
 ** \param [in] enBiasSrc偏置源选择
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_SelBiasSrc(en_lcd_biassrc_t enBiasSrc)
 {
     en_result_t enRet = Error;
     switch(enBiasSrc)
     {
         case LcdInRes_High:
         case LcdInRes_Low:
         case LcdInRes_Mid:
         case LcdExtCap:
         case LcdExtRes:
            M0P_LCD->CR0_f.BSEL = enBiasSrc;
            break;
        default:
            return ErrorInvalidParameter;
     }
     enRet = Ok;
     return enRet;
 }
/**
 ******************************************************************************
 ** \brief  LCD 占空比选择函数
 **
 ** \param [in] enDuty占空比
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
en_result_t LCD_SetDuty(en_lcd_duty_t enDuty)
{
    en_result_t enRet = Error;
    switch(enDuty)
    {
        case LcdStatic:
        case LcdDuty2:
        case LcdDuty3:
        case LcdDuty4:
        case LcdDuty6:
        case LcdDuty8:
            M0P_LCD->CR0_f.DUTY = enDuty;
            break;
        default:
            return ErrorInvalidParameter;
    }
    enRet = Ok;
    return enRet; 
}
/**
 ******************************************************************************
 ** \brief  LCD bias设置函数
 **
 ** \param [in] enBias　偏置
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_SetBias(en_lcd_bias_t enBias)
 {
    en_result_t enRet = Error;
    switch(enBias)
    {
        case LcdBias3:
        case LcdBias2:
            M0P_LCD->CR0_f.BIAS = enBias;
            break;
        default:
            return ErrorInvalidParameter;
    }
    enRet = Ok;
    return enRet;     
 }
 /**
 ******************************************************************************
 ** \brief  LCD 电压泵时钟频率选择函数
 **
 ** \param [in] enCpClk 电压泵频率
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
en_result_t LCD_SelCpClk(en_lcd_cpclk_t enCpClk)
{
    en_result_t enRet = Error;
    switch(enCpClk)
    {
        case LcdClk2k:
        case LcdClk4k:
        case LcdClk8k:
        case LcdClk16k:
            M0P_LCD->CR0_f.CPCLK = enCpClk;
            break;
        default:
            return ErrorInvalidParameter;
    }
    enRet = Ok;
    return enRet;  
}
 /**
 ******************************************************************************
 ** \brief  LCD 扫描时钟频率选择函数
 **
 ** \param [in] enScanClk 扫描时钟频率
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
en_result_t LCD_SelScanClk(en_lcd_scanclk_t enScanClk)
{
    en_result_t enRet = Error;
    switch(enScanClk)
    {
        case LcdClk64hz:
        case LcdClk128hz:
        case LcdClk256hz:
        case LcdClk512hz:
            M0P_LCD->CR0_f.LCDCLK = enScanClk;
            break;
        default:
            return ErrorInvalidParameter;
    }
    enRet = Ok;
    return enRet;    
}
 /**
 ******************************************************************************
 ** \brief  LCD 模块使能或闪屏使能禁止函数
 **
 ** \param [in] enFunc功能，bFlag使能或禁止
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_EnFunc(en_lcd_func_t enFunc,boolean_t bFlag)
 {
    en_result_t enRet = Error;
    switch(enFunc)
    {
        case LcdEn:
            M0P_LCD->CR0_f.EN = bFlag;
            break;
        case LcdBlinkEn:
            M0P_LCD->CR1_f.BLINKEN = bFlag;
            break;
        default:
            return ErrorInvalidParameter;
    }
    enRet = Ok;
    return enRet;
 }
 /**
 ******************************************************************************
 ** \brief  LCD 显示模式0/1设置
 **
 ** \param [in] enDispMode模式
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_SetDispMode(en_lcd_dispmode_t enDispMode)
 {
    en_result_t enRet = Error;
    switch(enDispMode)
    {
        case LcdMode0:
        case LcdMode1:
            M0P_LCD->CR1_f.MODE = enDispMode;
            break;
        default:
            return ErrorInvalidParameter;
    }
    enRet = Ok;
    return enRet; 
 }
 /**
 ******************************************************************************
 ** \brief  LCD 对比度设置
 **
 ** \param [in] u8Contrast对比度
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_SetContrast(uint8_t u8Contrast)
 {
    en_result_t enRet = Error;
    M0P_LCD->CR0_f.CONTRAST = u8Contrast;
    enRet = Ok;
    return enRet;
 }
 /**
 ******************************************************************************
 ** \brief  LCD 闪屏计数器设置
 **
 ** \param [in] u8BlinkCnt计数器
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_SetBlinkCnt(uint8_t u8BlinkCnt)
 {
    en_result_t enRet = Error;
    M0P_LCD->CR1_f.BLINKCNT = u8BlinkCnt;
    enRet = Ok;
    return enRet;   
 }
  /**
 ******************************************************************************
 ** \brief  LCD 中断标记清除
 **
 ** \param [in] 无
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
en_result_t LCD_ClrIntState(void)
{
	en_result_t enRet = Error;
	M0P_LCD->INTCLR_f.INTF = 0;
    enRet = Ok;
    return enRet;  
}
  /**
 ******************************************************************************
 ** \brief  根据LCD显示模式获取端口配置
 **
 ** \param [in]enLcdRunMode：显示方式， stcSegCom获取端口参数
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_GetSegCom(stc_lcd_segcompara_t *pstcSegComPara,stc_lcd_segcom_t *pstcSegCom)
{
    en_result_t enRet = Error;
    if(pstcSegComPara->u8MaxSeg>40)
    {
        return ErrorInvalidParameter;
    }
    switch(pstcSegComPara->enBiasSrc)//seg32_35
    {
        case LcdInRes_High:
        case LcdInRes_Low:
        case LcdInRes_Mid:
            pstcSegCom->bMux = 1;
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom = 0xff;
            break;
        case LcdExtCap:
        case LcdExtRes:
            //VLCD模拟端口配置
            if(pstcSegComPara->u8MaxSeg>36)
            {
                return ErrorInvalidParameter;
            }
            pstcSegCom->bMux = 0;
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom = 0x0f;//seg32_35置0
            break;
        default:
          return ErrorInvalidParameter;
    }
    switch(pstcSegComPara->enDuty)//COM0_7
    {
        case LcdStatic:
            pstcSegCom->u8Com0_3 = 0xfe;
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
            break;
        case LcdDuty2:
            pstcSegCom->u8Com0_3 = 0xfc;//COM口配置，默认按顺序进行配置com0/com1
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
            break;
        case LcdDuty3:
            pstcSegCom->u8Com0_3 = 0xf8;//只取低4bit
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
            break;
        case LcdDuty4:
            pstcSegCom->u8Com0_3 = 0xf0;//只取低4bit
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
            break;
        case LcdDuty6:
            if(pstcSegComPara->u8MaxSeg>38)
            {
                return ErrorInvalidParameter;
            }
            pstcSegCom->u8Com0_3 = 0xf0;//只取低4bit
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xfc;
            break;
        case LcdDuty8:
            if(pstcSegComPara->u8MaxSeg>36)
            {
                return ErrorInvalidParameter;
            }
            pstcSegCom->u8Com0_3 = 0xf0;//只取低4bit
            pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xf0;
            break;            
        default:
        return ErrorInvalidParameter;
    }
    return enRet;
}
 /**
 ******************************************************************************
 ** \brief  LCD COMSEG端口配置
 **
 ** \param [in] pstcSegCom端口配置结构体
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_SetSegCom(stc_lcd_segcom_t *pstcSegCom)
 {
    en_result_t enRet = Error;
    M0P_LCD->POEN0 = pstcSegCom->u32Seg0_31;
    M0P_LCD->POEN1 = (uint32_t)(pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom);
	M0P_LCD->POEN1_f.MUX = pstcSegCom->bMux;
    M0P_LCD->POEN1_f.C0 = pstcSegCom->u8Com0_3&0x01;
    M0P_LCD->POEN1_f.C1 = pstcSegCom->u8Com0_3&0x02;
    M0P_LCD->POEN1_f.C2 = pstcSegCom->u8Com0_3&0x04;
    M0P_LCD->POEN1_f.C3 = pstcSegCom->u8Com0_3&0x08;
    enRet = Ok;
    return enRet;
 }
  /**
 ******************************************************************************
 ** \brief  液晶全显
 **
 ** \param [in] 无
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
  en_result_t LCD_FullDisp(void)
  {
    en_result_t enRet=Error;
    uint8_t i;
	uint32_t volatile *p = NULL;
	p = &M0P_LCD->RAM0;
    for(i=0;i<8;i++)
    {
        *p = 0xffffffffu;
        p++;
    }
    for(i=0;i<8;i++)
    {
        *p = 0xffu;
        p++;
    } 
    enRet = Ok;
    return enRet;
  }
    /**
 ******************************************************************************
 ** \brief  液晶全清
 **
 ** \param [in] 无
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_ClearDisp(void)
{
    en_result_t enRet=Error;
    uint8_t i;
    uint32_t volatile *p = NULL;
    p = &M0P_LCD->RAM0;
    for(i=0;i<16;i++)
    {
        *p = 0x00;
        p++;
    }
    enRet = Ok;
    return enRet;
}
  /**
 ******************************************************************************
 ** \brief  LCD RAM bit设置函数
 **
 ** \param [in] u16Row RAM地址索引，u32List bit位索引，bData写入0或1
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
  en_result_t LCD_WriteRam(uint16_t u16Row, uint32_t u32List, boolean_t bData)
  {
    en_result_t  enRet = Error;
    uint8_t RamListSize = 0;
    volatile uint32_t *ptemp = NULL;
    ptemp = (volatile uint32_t*)&M0P_LCD->RAM0;
    if(u16Row>=8)
    {
        RamListSize = LCDRAM8_FSIZE;
    }
    else
    {
        RamListSize = LCDRAM0_7SIZE;
    }
    if ((u16Row > LCDRAMSIZE) || (u32List > RamListSize))
    {
        enRet = ErrorInvalidParameter;
        return enRet;
    }
    
    ptemp += u16Row;

    if (bData == TRUE)
    {
        *ptemp |= (uint32_t)(1 << u32List);
    } 
    else
    {
        *ptemp &= (uint32_t)(0 << u32List);
    }
    enRet = Ok;
    return  enRet; 
  }
/**
 ******************************************************************************
 ** \brief  LCD RAM 0-7寄存器设置函数
 **
 ** \param [in] u8Row RAM地址索引，u32Data写入寄存器数值
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
en_result_t LCD_WriteRam0_7Int32(uint8_t u8Row,uint32_t u32Data)
{
    en_result_t  enRet = Error;
    volatile uint32_t *ptemp = NULL;
    ptemp = (volatile uint32_t*)&M0P_LCD->RAM0;

    if (u8Row > LCDRAMSIZE)
    {
        enRet = ErrorInvalidParameter;
        return enRet;
    }
    
    ptemp += u8Row;
    *ptemp = u32Data;
    enRet = Ok;
    return  enRet; 
}
/**
 ******************************************************************************
 ** \brief  LCD RAM 8-f寄存器设置函数
 **
 ** \param [in] u8Row RAM地址索引，u8Data写入寄存器数值
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
en_result_t LCD_WriteRam8_FInt8(uint8_t u8Row,uint8_t u8Data)
{
    en_result_t  enRet = Error;
    volatile uint32_t *ptemp = NULL;
    ptemp = (volatile uint32_t*)&M0P_LCD->RAM0;

    if (u8Row > LCDRAMSIZE)
    {
        enRet = ErrorInvalidParameter;
        return enRet;
    }
    
    ptemp += u8Row;
    *ptemp = u8Data;
    enRet = Ok;
    return  enRet;  
}
/**
 ******************************************************************************
 ** \brief  LCD模块初始化函数
 **
 ** \param [in] stcLcdCfg配置结构体
 **
 ** \retval enRet 成功或失败
 **
 ******************************************************************************/
 en_result_t LCD_Init(stc_lcd_config_t *pstcLcdCfg)
 {
     en_result_t enRet = Error;
     enRet = LCD_SelBiasSrc(pstcLcdCfg->enBiasSrc);
     enRet = LCD_SetDuty(pstcLcdCfg->enDuty);
     enRet = LCD_SetBias(pstcLcdCfg->enBias);
     enRet = LCD_SelCpClk(pstcLcdCfg->enCpClk);
     enRet = LCD_SelScanClk(pstcLcdCfg->enScanClk);
     enRet = LCD_SetDispMode(pstcLcdCfg->enDispMode);
     enRet = LCD_SetClkSrc(pstcLcdCfg->enClk);
     if(Ok!=enRet)
     {
        return ErrorInvalidParameter;
     }
     if(pstcLcdCfg->bTouchNvic)
     {
         M0P_LCD->CR1_f.IE = 1;
         EnableNvic(LCD_IRQn,IrqLevel3,TRUE);
     }
     else
     {
         EnableNvic(LCD_IRQn,IrqLevel3,FALSE);
     }
     return Ok;
 }
//@} // LCDGroup