342 lines
13 KiB
C
342 lines
13 KiB
C
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/**
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*******************************************************************************************************
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* @file fm33lg0xx_fl_lcd.c
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* @author FMSH Application Team
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* @brief Src file of LCD FL Module
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*******************************************************************************************************
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* @attention
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*
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* Copyright (c) [2021] [Fudan Microelectronics]
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* THIS SOFTWARE is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*
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*******************************************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "fm33lg0xx_fl.h"
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/** @addtogroup FM33LG0XX_FL_Driver
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* @{
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*/
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/** @addtogroup LCD
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* @{
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*/
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#ifdef FL_LCD_DRIVER_ENABLED
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/* Private macros ------------------------------------------------------------*/
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/** @addtogroup LCD_FL_Private_Macros
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* @{
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*/
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#define IS_FL_LCD_INSTANCE(INTENCE) ((INTENCE) == LCD)
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#define IS_FL_LCD_BIASCURRENT(__VALUE__) (((__VALUE__) == (FL_LCD_BIAS_CURRENT_VERYHIGH))||\
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((__VALUE__) == (FL_LCD_BIAS_CURRENT_HIGH))||\
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((__VALUE__) == (FL_LCD_BIAS_CURRENT_MEDIUM))||\
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((__VALUE__) == (FL_LCD_BIAS_CURRENT_LOW)))
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#define IS_FL_LCD_ENMODE(__VALUE__) ((__VALUE__) == (FL_LCD_DRIVER_MODE_INNER_RESISTER)||\
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((__VALUE__) == (FL_LCD_DRIVER_MODE_OUTER_CAPACITY)))
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#define IS_FL_LCD_BIASVOLTAGE(__VALUE__) (((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL0))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL1))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL2))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL3))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL4))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL5))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL6))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL7))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL8))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL9))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL10))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL11))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL12))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL13))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL14))||\
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((__VALUE__) == (FL_LCD_BIAS_VOLTAGE_LEVEL15)))
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#define IS_FL_LCD_BIASMD(__VALUE__) (((__VALUE__) == (FL_LCD_BIAS_MODE_4BIAS))||\
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((__VALUE__) == (FL_LCD_BIAS_MODE_3BIAS)))
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#define IS_FL_LCD_BWFT(__VALUE__) (((__VALUE__) == (FL_LCD_WAVEFORM_TYPEA))||\
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((__VALUE__) == (FL_LCD_WAVEFORM_TYPEB)))
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#define IS_FL_LCD_LMUX(__VALUE__) (((__VALUE__) == (FL_LCD_COM_NUM_4COM))||\
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((__VALUE__) == (FL_LCD_COM_NUM_6COM))||\
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((__VALUE__) == (FL_LCD_COM_NUM_8COM)))
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/**
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* @}
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*/
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/* Exported functions --------------------------------------------------------*/
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/** @addtogroup LCD_FL_EF_Init
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* @{
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*/
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/**
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* @brief 获取LCD工作频率寄存器值
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* @param wavetype 波形
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* @param freq 工作频率
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* @retval 工作频率寄存器值
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*/
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static uint32_t FL_LCD_DisplayFreq(uint32_t wavetype, uint32_t freq)
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{
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uint32_t displayFreq = 32u;
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if((freq > 0) && (freq <= 100))
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{
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if(wavetype == FL_LCD_WAVEFORM_TYPEA)
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{
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switch(FL_LCD_GetCOMNumber(LCD))
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{
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case FL_LCD_COM_NUM_4COM:
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displayFreq = (32768 / (4 * freq * 2));
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break;
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case FL_LCD_COM_NUM_6COM:
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displayFreq = (32768 / (6 * freq * 2));
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break;
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case FL_LCD_COM_NUM_8COM:
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displayFreq = (32768 / (8 * freq * 2));
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break;
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default:
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displayFreq = (32768 / (4 * freq * 2));
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break;
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}
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}
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else
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{
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switch(FL_LCD_GetCOMNumber(LCD))
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{
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case FL_LCD_COM_NUM_4COM:
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displayFreq = (32768 / (4 * freq * 4));
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break;
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case FL_LCD_COM_NUM_6COM:
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displayFreq = (32768 / (6 * freq * 4));
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break;
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case FL_LCD_COM_NUM_8COM:
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displayFreq = (32768 / (8 * freq * 4));
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break;
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default:
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displayFreq = (32768 / (4 * freq * 4));
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break;
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}
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}
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}
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displayFreq = displayFreq & 0x000000ffu;
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return displayFreq;
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}
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/**
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* @brief 获取LCD闪烁时间寄存器值
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* @param timevalue 闪烁时间
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* @retval 闪烁时间寄存器值
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*/
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static uint32_t FL_LCD_FlickTime(uint32_t timevalue)
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{
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uint32_t stepTime;
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uint32_t TimeResult = 0u;
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switch(FL_LCD_GetCOMNumber(LCD))
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{
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case FL_LCD_COM_NUM_4COM:
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stepTime = (4 * FL_LCD_ReadDisplayFrequency(LCD) * 2 * 16 * 1000) / 32768;
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break;
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case FL_LCD_COM_NUM_6COM:
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stepTime = (6 * FL_LCD_ReadDisplayFrequency(LCD) * 2 * 16 * 1000) / 32768;
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break;
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case FL_LCD_COM_NUM_8COM:
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stepTime = (8 * FL_LCD_ReadDisplayFrequency(LCD) * 2 * 16 * 1000) / 32768;
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break;
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default:
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stepTime = (4 * FL_LCD_ReadDisplayFrequency(LCD) * 2 * 16 * 1000) / 32768;
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break;
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}
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TimeResult = timevalue / stepTime;
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return TimeResult;
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}
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/**
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* @brief 复位对应LCD寄存器.
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* @param LCDx
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* @retval ErrorStatus枚举值:
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* -FL_PASS 外设寄存器值恢复复位值
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* -FL_FAIL 未成功执行
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*/
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FL_ErrorStatus FL_LCD_DeInit(LCD_Type *LCDx)
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{
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assert_param(IS_FL_LCD_INSTANCE(LCDx));
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/* 使能外设复位 */
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FL_RMU_EnablePeripheralReset(RMU);
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/* 复位LCD外设寄存器 */
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FL_RMU_EnableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_LCD);
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FL_RMU_DisableResetAPBPeripheral(RMU, FL_RMU_RSTAPB_LCD);
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/* 关闭外设总线始时钟和工作时钟 */
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FL_CMU_DisableGroup2BusClock(FL_CMU_GROUP2_BUSCLK_LCD);
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/* 锁定外设复位 */
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FL_RMU_DisablePeripheralReset(RMU);
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return FL_PASS;
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}
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/**
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* @brief 根据 LCD_InitStruct 的配置信息初始化对应外设入口地址的寄存器值.
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* @param LCDx LCDx
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* @param LCD_InitStruct 指向一个 @ref FL_LCD_InitTypeDef 结构体
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* 其中包含了外设的相关配置信息.
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* @retval ErrorStatus枚举值
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* -FL_FAIL 配置过程发生错误
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* -FL_PASS LCD配置成功
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*/
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FL_ErrorStatus FL_LCD_Init(LCD_Type *LCDx, FL_LCD_InitTypeDef *initStruct)
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{
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assert_param(IS_FL_LCD_INSTANCE(LCDx));
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assert_param(IS_FL_LCD_BIASCURRENT(initStruct->biasCurrent));
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assert_param(IS_FL_LCD_ENMODE(initStruct->mode));
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assert_param(IS_FL_LCD_BIASVOLTAGE(initStruct->biasVoltage));
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assert_param(IS_FL_LCD_BIASMD(initStruct->biasMode));
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assert_param(IS_FL_LCD_BWFT(initStruct->waveform));
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assert_param(IS_FL_LCD_LMUX(initStruct->COMxNum));
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/* 外设总线始时钟 */
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FL_CMU_EnableGroup2BusClock(FL_CMU_GROUP2_BUSCLK_LCD);
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/* 电流源电流控制 */
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FL_LCD_SetBiasCurrent(LCD, initStruct->biasCurrent);
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/* LCD驱动模式 */
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FL_LCD_SetDriverMode(LCD, initStruct->mode);
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/* 偏执电压设置 */
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FL_LCD_SetBiasVoltage(LCD, initStruct->biasVoltage);
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/* 偏执模式选择 */
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FL_LCD_SetBiasMode(LCD, initStruct->biasMode);
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/* 驱动波形设置 */
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FL_LCD_SetWaveform(LCD, initStruct->waveform);
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/* COMx口选择 */
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FL_LCD_SetCOMNumber(LCD, initStruct->COMxNum);
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/* 设置工作频率 */
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FL_LCD_WriteDisplayFrequency(LCD, FL_LCD_DisplayFreq(initStruct->waveform, initStruct->displayFreq));
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/* 设置闪烁频率 */
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FL_LCD_WriteDisplayOnTime(LCD, FL_LCD_FlickTime(initStruct->flickOnTime));
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FL_LCD_WriteDisplayOffTime(LCD, FL_LCD_FlickTime(initStruct->flickOffTime));
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/* 使能外设 */
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FL_LCD_Enable(LCD);
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return FL_PASS;
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}
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/**
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* @brief 设置 LCD_InitStruct 为默认配置
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* @param LCD_InitStruct 指向需要将值设置为默认配置的结构体 @ref FL_LCD_InitTypeDef 结构体
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*
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* @retval None
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*/
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void FL_LCD_StructInit(FL_LCD_InitTypeDef *initStruct)
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{
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initStruct->biasCurrent = FL_LCD_BIAS_CURRENT_HIGH;
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initStruct->mode = FL_LCD_DRIVER_MODE_INNER_RESISTER;
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initStruct->biasVoltage = FL_LCD_BIAS_VOLTAGE_LEVEL10;
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initStruct->biasMode = FL_LCD_BIAS_MODE_3BIAS;
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initStruct->waveform = FL_LCD_WAVEFORM_TYPEA;
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initStruct->COMxNum = FL_LCD_COM_NUM_6COM;
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initStruct->displayFreq = 42;
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initStruct->flickOnTime = 0;
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initStruct->flickOffTime = 0;
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}
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/**
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* @brief 设置 LCD 4COM显示字端
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* @param display 指向显示信息的缓存区域，可直接指向LCD的DATAx寄存器。
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* @param com 待显示字段所在COM。范围0-4。
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* @param seg 待显示字段所在SEG。范围0-43。
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* @param state 待显示字段状态。0，熄灭；否则，点亮。
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*
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* @retval None
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*/
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void FL_LCD_4COMDisplay(uint32_t *display, uint8_t com, uint8_t seg, uint8_t state)
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{
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uint8_t temp;
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if(state != 0)
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{
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state = 1;
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}
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if(seg > 31)
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{
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temp = (seg - 32) + com * 12;
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com = 4 + temp / 32;
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seg = temp % 32;
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}
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MODIFY_REG(display[com], (uint32_t)(0x1U << seg), (uint32_t)(state << seg));
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}
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/**
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* @brief 设置 LCD 6COM显示字端
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* @param display 指向显示信息的缓存区域，可直接指向LCD的DATAx寄存器。
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* @param com 待显示字段所在COM。范围0-6。
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* @param seg 待显示字段所在SEG。范围0-41。其中 28 对应 SEG42，29 对应 SEG43
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* @param state 待显示字段状态。0，熄灭；否则，点亮。
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*
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* @retval None
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*/
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void FL_LCD_6COMDisplay(uint32_t *display, uint8_t com, uint8_t seg, uint8_t state)
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{
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uint8_t temp;
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if(state != 0)
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{
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state = 1;
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}
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if(seg > 31)
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{
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temp = (seg - 32) + com * 10;
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com = 6 + temp / 32;
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seg = temp % 32;
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}
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MODIFY_REG(display[com], (uint32_t)(0x1 << seg), (uint32_t)(state << seg));
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}
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/**
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* @brief 设置 LCD 8COM显示字端
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* @param display 指向显示信息的缓存区域，可直接指向LCD的DATAx寄存器。
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* @param com 待显示字段所在COM。范围0-8。
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* @param seg 待显示字段所在SEG。范围0-39。其中 28 对应 SEG40，29 对应 SEG41，30 对应 SEG42，31 对应 SEG43
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* @param state 待显示字段状态。0，熄灭；否则，点亮。
|
|||
|
|
*
|
|||
|
|
* @retval None
|
|||
|
|
*/
|
|||
|
|
void FL_LCD_8COMDisplay(uint32_t *display, uint8_t com, uint8_t seg, uint8_t state)
|
|||
|
|
{
|
|||
|
|
uint8_t temp;
|
|||
|
|
if(state != 0)
|
|||
|
|
{
|
|||
|
|
state = 1;
|
|||
|
|
}
|
|||
|
|
if(seg > 31)
|
|||
|
|
{
|
|||
|
|
temp = (seg - 32) + com * 8;
|
|||
|
|
com = 8 + temp / 32;
|
|||
|
|
seg = temp % 32;
|
|||
|
|
}
|
|||
|
|
MODIFY_REG(display[com], (uint32_t)(0x1 << seg), (uint32_t)(state << seg));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @}
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
#endif /* FL_LCD_DRIVER_ENABLED */
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @}
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @}
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
/*************************(C) COPYRIGHT Fudan Microelectronics **** END OF FILE*************************/
|
|||
|
|
|