486 lines
13 KiB
C
486 lines
13 KiB
C
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/**
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******************************************************************************
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* @file hx8347d.c
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* @author MCD Application Team
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* @brief This file includes the LCD driver for HX8347D LCD.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "hx8347d.h"
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/** @addtogroup BSP
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* @{
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*/
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/** @addtogroup Components
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* @{
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*/
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/** @addtogroup HX8347D
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* @brief This file provides a set of functions needed to drive the
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* HX8347D LCD.
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* @{
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*/
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/** @defgroup HX8347D_Private_TypesDefinitions
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup HX8347D_Private_Defines
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup HX8347D_Private_Macros
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup HX8347D_Private_Variables
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* @{
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*/
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LCD_DrvTypeDef hx8347d_drv =
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{
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hx8347d_Init,
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hx8347d_ReadID,
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hx8347d_DisplayOn,
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hx8347d_DisplayOff,
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hx8347d_SetCursor,
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hx8347d_WritePixel,
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hx8347d_ReadPixel,
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hx8347d_SetDisplayWindow,
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hx8347d_DrawHLine,
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hx8347d_DrawVLine,
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hx8347d_GetLcdPixelWidth,
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hx8347d_GetLcdPixelHeight,
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hx8347d_DrawBitmap,
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};
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static uint8_t Is_hx8347d_Initialized = 0;
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static uint16_t ArrayRGB[320] = {0};
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/**
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* @}
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*/
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/** @defgroup HX8347D_Private_FunctionPrototypes
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup HX8347D_Private_Functions
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* @{
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*/
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/**
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* @brief Initialise the HX8347D LCD Component.
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* @param None
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* @retval None
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*/
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void hx8347d_Init(void)
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{
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if(Is_hx8347d_Initialized == 0)
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{
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Is_hx8347d_Initialized = 1;
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/* Initialise HX8347D low level bus layer --------------------------------*/
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LCD_IO_Init();
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/* Driving ability setting */
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hx8347d_WriteReg(LCD_REG_234, 0x00);
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hx8347d_WriteReg(LCD_REG_235, 0x20);
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hx8347d_WriteReg(LCD_REG_236, 0x0C);
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hx8347d_WriteReg(LCD_REG_237, 0xC4);
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hx8347d_WriteReg(LCD_REG_232, 0x40);
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hx8347d_WriteReg(LCD_REG_233, 0x38);
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hx8347d_WriteReg(LCD_REG_241, 0x01);
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hx8347d_WriteReg(LCD_REG_242, 0x10);
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hx8347d_WriteReg(LCD_REG_39, 0xA3);
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/* Adjust the Gamma Curve */
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hx8347d_WriteReg(LCD_REG_64, 0x01);
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hx8347d_WriteReg(LCD_REG_65, 0x00);
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hx8347d_WriteReg(LCD_REG_66, 0x00);
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hx8347d_WriteReg(LCD_REG_67, 0x10);
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hx8347d_WriteReg(LCD_REG_68, 0x0E);
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hx8347d_WriteReg(LCD_REG_69, 0x24);
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hx8347d_WriteReg(LCD_REG_70, 0x04);
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hx8347d_WriteReg(LCD_REG_71, 0x50);
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hx8347d_WriteReg(LCD_REG_72, 0x02);
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hx8347d_WriteReg(LCD_REG_73, 0x13);
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hx8347d_WriteReg(LCD_REG_74, 0x19);
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hx8347d_WriteReg(LCD_REG_75, 0x19);
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hx8347d_WriteReg(LCD_REG_76, 0x16);
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hx8347d_WriteReg(LCD_REG_80, 0x1B);
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hx8347d_WriteReg(LCD_REG_81, 0x31);
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hx8347d_WriteReg(LCD_REG_82, 0x2F);
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hx8347d_WriteReg(LCD_REG_83, 0x3F);
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hx8347d_WriteReg(LCD_REG_84, 0x3F);
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hx8347d_WriteReg(LCD_REG_85, 0x3E);
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hx8347d_WriteReg(LCD_REG_86, 0x2F);
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hx8347d_WriteReg(LCD_REG_87, 0x7B);
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hx8347d_WriteReg(LCD_REG_88, 0x09);
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hx8347d_WriteReg(LCD_REG_89, 0x06);
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hx8347d_WriteReg(LCD_REG_90, 0x06);
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hx8347d_WriteReg(LCD_REG_91, 0x0C);
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hx8347d_WriteReg(LCD_REG_92, 0x1D);
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hx8347d_WriteReg(LCD_REG_93, 0xCC);
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/* Power voltage setting */
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hx8347d_WriteReg(LCD_REG_27, 0x1B);
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hx8347d_WriteReg(LCD_REG_26, 0x01);
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hx8347d_WriteReg(LCD_REG_36, 0x2F);
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hx8347d_WriteReg(LCD_REG_37, 0x57);
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/*****VCOM offset ****/
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hx8347d_WriteReg(LCD_REG_35, 0x86);
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/* Power on setting up flow */
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hx8347d_WriteReg(LCD_REG_24, 0x36); /* Display frame rate = 70Hz RADJ = '0110' */
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hx8347d_WriteReg(LCD_REG_25, 0x01); /* OSC_EN = 1 */
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hx8347d_WriteReg(LCD_REG_28, 0x06); /* AP[2:0] = 111 */
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hx8347d_WriteReg(LCD_REG_29, 0x06); /* AP[2:0] = 111 */
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hx8347d_WriteReg(LCD_REG_31,0x90); /* GAS=1, VOMG=00, PON=1, DK=0, XDK=0, DVDH_TRI=0, STB=0*/
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hx8347d_WriteReg(LCD_REG_39, 1); /* REF = 1 */
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LCD_Delay(10);
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/* 262k/65k color selection */
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hx8347d_WriteReg(LCD_REG_23, 0x05); /* default 0x06 262k color, 0x05 65k color */
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/* SET PANEL */
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hx8347d_WriteReg(LCD_REG_54, 0x09); /* SS_PANEL = 1, GS_PANEL = 0,REV_PANEL = 0, BGR_PANEL = 1 */
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/* Display ON flow */
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hx8347d_WriteReg(LCD_REG_40, 0x38); /* GON=1, DTE=1, D=10 */
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LCD_Delay(60);
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hx8347d_WriteReg(LCD_REG_40, 0x3C); /* GON=1, DTE=1, D=11 */
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/* Set GRAM Area - Partial Display Control */
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hx8347d_WriteReg(LCD_REG_1, 0x00); /* DP_STB = 0, DP_STB_S = 0, SCROLL = 0, */
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hx8347d_WriteReg(LCD_REG_2, 0x00); /* Column address start 2 */
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hx8347d_WriteReg(LCD_REG_3, 0x00); /* Column address start 1 */
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hx8347d_WriteReg(LCD_REG_4, 0x01); /* Column address end 2 */
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hx8347d_WriteReg(LCD_REG_5, 0x3F); /* Column address end 1 */
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hx8347d_WriteReg(LCD_REG_6, 0x00); /* Row address start 2 */
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hx8347d_WriteReg(LCD_REG_7, 0x00); /* Row address start 2 */
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hx8347d_WriteReg(LCD_REG_8, 0x00); /* Row address end 2 */
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hx8347d_WriteReg(LCD_REG_9, 0xEF); /* Row address end 1 */
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hx8347d_WriteReg(LCD_REG_22, 0xE0); /* Memory access control: MY = 1, MX = 0, MV = 1, ML = 0 */
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}
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/* Set the Cursor */
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hx8347d_SetCursor(0, 0);
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/* Prepare to write GRAM */
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LCD_IO_WriteReg(LCD_REG_34);
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}
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/**
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* @brief Enables the Display.
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* @param None
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* @retval None
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*/
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void hx8347d_DisplayOn(void)
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{
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/* Power On sequence ---------------------------------------------------------*/
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hx8347d_WriteReg(LCD_REG_24, 0x36); /* Display frame rate = 70Hz RADJ = '0110' */
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hx8347d_WriteReg(LCD_REG_25, 0x01); /* OSC_EN = 1 */
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hx8347d_WriteReg(LCD_REG_28, 0x06); /* AP[2:0] = 111 */
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hx8347d_WriteReg(LCD_REG_31,0x90); /* GAS=1, VOMG=00, PON=1, DK=0, XDK=0, DVDH_TRI=0, STB=0*/
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LCD_Delay(10);
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/* 262k/65k color selection */
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hx8347d_WriteReg(LCD_REG_23, 0x05); /* default 0x06 262k color, 0x05 65k color */
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/* SET PANEL */
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hx8347d_WriteReg(LCD_REG_54, 0x09); /* SS_PANEL = 1, GS_PANEL = 0,REV_PANEL = 0, BGR_PANEL = 1 */
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/* Display On */
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hx8347d_WriteReg(LCD_REG_40, 0x38);
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LCD_Delay(60);
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hx8347d_WriteReg(LCD_REG_40, 0x3C);
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}
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/**
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* @brief Disables the Display.
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* @param None
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* @retval None
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*/
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void hx8347d_DisplayOff(void)
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{
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/* Power Off sequence ---------------------------------------------------------*/
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hx8347d_WriteReg(LCD_REG_23, 0x0000); /* default 0x06 262k color, 0x05 65k color */
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hx8347d_WriteReg(LCD_REG_24, 0x0000); /* Display frame rate = 70Hz RADJ = '0110' */
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hx8347d_WriteReg(LCD_REG_25, 0x0000); /* OSC_EN = 1 */
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hx8347d_WriteReg(LCD_REG_28, 0x0000); /* AP[2:0] = 111 */
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hx8347d_WriteReg(LCD_REG_31, 0x0000); /* GAS=1, VOMG=00, PON=1, DK=0, XDK=0, DVDH_TRI=0, STB=0*/
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hx8347d_WriteReg(LCD_REG_54, 0x0000); /* SS_PANEL = 1, GS_PANEL = 0,REV_PANEL = 0, BGR_PANEL = 1 */
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/* Display Off */
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hx8347d_WriteReg(LCD_REG_40, 0x38);
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LCD_Delay(60);
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hx8347d_WriteReg(LCD_REG_40, 0x04);
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}
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/**
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* @brief Get the LCD pixel Width.
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* @param None
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* @retval The Lcd Pixel Width
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*/
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uint16_t hx8347d_GetLcdPixelWidth(void)
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{
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return (uint16_t)HX8347D_LCD_PIXEL_WIDTH;
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}
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/**
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* @brief Get the LCD pixel Height.
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* @param None
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* @retval The Lcd Pixel Height
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*/
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uint16_t hx8347d_GetLcdPixelHeight(void)
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{
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return (uint16_t)HX8347D_LCD_PIXEL_HEIGHT;
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}
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/**
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* @brief Get the HX8347D ID.
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* @param None
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* @retval The HX8347D ID
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*/
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uint16_t hx8347d_ReadID(void)
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{
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if(Is_hx8347d_Initialized == 0)
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{
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hx8347d_Init();
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Is_hx8347d_Initialized = 1;
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}
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return (hx8347d_ReadReg(0x00));
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}
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/**
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* @brief Set Cursor position.
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* @param Xpos: specifies the X position.
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* @param Ypos: specifies the Y position.
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* @retval None
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*/
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void hx8347d_SetCursor(uint16_t Xpos, uint16_t Ypos)
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{
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hx8347d_WriteReg(LCD_REG_6, 0x00);
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hx8347d_WriteReg(LCD_REG_7, Xpos);
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hx8347d_WriteReg(LCD_REG_2, Ypos >> 8);
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hx8347d_WriteReg(LCD_REG_3, Ypos & 0xFF);
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}
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/**
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* @brief Write pixel.
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* @param Xpos: specifies the X position.
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* @param Ypos: specifies the Y position.
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* @param RGBCode: the RGB pixel color
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* @retval None
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*/
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void hx8347d_WritePixel(uint16_t Xpos, uint16_t Ypos, uint16_t RGBCode)
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{
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/* Set Cursor */
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hx8347d_SetCursor(Xpos, Ypos);
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/* Prepare to write GRAM */
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LCD_IO_WriteReg(LCD_REG_34);
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/* Write 16-bit GRAM Reg */
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LCD_IO_WriteMultipleData((uint8_t*)&RGBCode, 2);
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}
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/**
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* @brief Read pixel.
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* @param None
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* @retval the RGB pixel color
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*/
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uint16_t hx8347d_ReadPixel(uint16_t Xpos, uint16_t Ypos)
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{
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/* Set Cursor */
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hx8347d_SetCursor(Xpos, Ypos);
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/* Dummy read */
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LCD_IO_ReadData(LCD_REG_34);
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/* Read 16-bit Reg */
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return (LCD_IO_ReadData(LCD_REG_34));
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}
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/**
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* @brief Writes to the selected LCD register.
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* @param LCDReg: address of the selected register.
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* @param LCDRegValue: value to write to the selected register.
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* @retval None
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|
*/
|
||
|
|
void hx8347d_WriteReg(uint8_t LCDReg, uint16_t LCDRegValue)
|
||
|
|
{
|
||
|
|
LCD_IO_WriteReg(LCDReg);
|
||
|
|
|
||
|
|
/* Write 16-bit GRAM Reg */
|
||
|
|
LCD_IO_WriteMultipleData((uint8_t*)&LCDRegValue, 2);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Reads the selected LCD Register.
|
||
|
|
* @param LCDReg: address of the selected register.
|
||
|
|
* @retval LCD Register Value.
|
||
|
|
*/
|
||
|
|
uint16_t hx8347d_ReadReg(uint8_t LCDReg)
|
||
|
|
{
|
||
|
|
/* Read 16-bit Reg */
|
||
|
|
return (LCD_IO_ReadData(LCDReg));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Sets a display window
|
||
|
|
* @param Xpos: specifies the X bottom left position.
|
||
|
|
* @param Ypos: specifies the Y bottom left position.
|
||
|
|
* @param Height: display window height.
|
||
|
|
* @param Width: display window width.
|
||
|
|
* @retval None
|
||
|
|
*/
|
||
|
|
void hx8347d_SetDisplayWindow(uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
|
||
|
|
{
|
||
|
|
/* Horizontal GRAM Start Address */
|
||
|
|
hx8347d_WriteReg(LCD_REG_6, (Xpos) >> 8); /* SP */
|
||
|
|
hx8347d_WriteReg(LCD_REG_7, (Xpos) & 0xFF); /* SP */
|
||
|
|
|
||
|
|
/* Horizontal GRAM End Address */
|
||
|
|
hx8347d_WriteReg(LCD_REG_8, (Xpos + Height - 1) >> 8); /* EP */
|
||
|
|
hx8347d_WriteReg(LCD_REG_9, (Xpos + Height - 1) & 0xFF); /* EP */
|
||
|
|
|
||
|
|
/* Vertical GRAM Start Address */
|
||
|
|
hx8347d_WriteReg(LCD_REG_2, (Ypos) >> 8); /* SC */
|
||
|
|
hx8347d_WriteReg(LCD_REG_3, (Ypos) & 0xFF); /* SC */
|
||
|
|
|
||
|
|
/* Vertical GRAM End Address */
|
||
|
|
hx8347d_WriteReg(LCD_REG_4, (Ypos + Width - 1) >> 8); /* EC */
|
||
|
|
hx8347d_WriteReg(LCD_REG_5, (Ypos + Width - 1) & 0xFF); /* EC */
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Draw vertical line.
|
||
|
|
* @param RGBCode: Specifies the RGB color
|
||
|
|
* @param Xpos: specifies the X position.
|
||
|
|
* @param Ypos: specifies the Y position.
|
||
|
|
* @param Length: specifies the Line length.
|
||
|
|
* @retval None
|
||
|
|
*/
|
||
|
|
void hx8347d_DrawHLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
|
||
|
|
{
|
||
|
|
uint32_t i = 0;
|
||
|
|
|
||
|
|
/* Set Cursor */
|
||
|
|
hx8347d_SetCursor(Xpos, Ypos);
|
||
|
|
|
||
|
|
/* Prepare to write GRAM */
|
||
|
|
LCD_IO_WriteReg(LCD_REG_34);
|
||
|
|
|
||
|
|
|
||
|
|
/* Sent a complete line */
|
||
|
|
for(i = 0; i < Length; i++)
|
||
|
|
{
|
||
|
|
ArrayRGB[i] = RGBCode;
|
||
|
|
}
|
||
|
|
|
||
|
|
LCD_IO_WriteMultipleData((uint8_t*)&ArrayRGB[0], Length * 2);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Draw vertical line.
|
||
|
|
* @param RGBCode: Specifies the RGB color
|
||
|
|
* @param Xpos: specifies the X position.
|
||
|
|
* @param Ypos: specifies the Y position.
|
||
|
|
* @param Length: specifies the Line length.
|
||
|
|
* @retval None
|
||
|
|
*/
|
||
|
|
void hx8347d_DrawVLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
|
||
|
|
{
|
||
|
|
uint16_t counter = 0;
|
||
|
|
|
||
|
|
/* Set Cursor */
|
||
|
|
hx8347d_SetCursor(Xpos, Ypos);
|
||
|
|
/* Prepare to write GRAM */
|
||
|
|
LCD_IO_WriteReg(LCD_REG_34);
|
||
|
|
|
||
|
|
/* Fill a complete vertical line */
|
||
|
|
for(counter = 0; counter < Length; counter++)
|
||
|
|
{
|
||
|
|
ArrayRGB[counter] = RGBCode;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Write 16-bit GRAM Reg */
|
||
|
|
LCD_IO_WriteMultipleData((uint8_t*)&ArrayRGB[0], Length * 2);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Displays a bitmap picture loaded in the internal Flash.
|
||
|
|
* @param BmpAddress: Bmp picture address in the internal Flash.
|
||
|
|
* @retval None
|
||
|
|
*/
|
||
|
|
void hx8347d_DrawBitmap(uint16_t Xpos, uint16_t Ypos, uint8_t *pbmp)
|
||
|
|
{
|
||
|
|
uint32_t index = 0, size = 0;
|
||
|
|
|
||
|
|
/* Read bitmap size */
|
||
|
|
size = pbmp[2] + (pbmp[3] << 8) + (pbmp[4] << 16) + (pbmp[5] << 24);
|
||
|
|
/* Get bitmap data address offset */
|
||
|
|
index = pbmp[10] + (pbmp[11] << 8) + (pbmp[12] << 16) + (pbmp[13] << 24);
|
||
|
|
size = (size - index)/2;
|
||
|
|
pbmp += index;
|
||
|
|
|
||
|
|
/* Set GRAM write direction and BGR = 0 */
|
||
|
|
/* Memory access control: MY = 1, MX = 0, MV = 1, ML = 0 */
|
||
|
|
hx8347d_WriteReg(LCD_REG_22, 0xA0);
|
||
|
|
|
||
|
|
/* Set Cursor */
|
||
|
|
hx8347d_SetCursor(Xpos, Ypos);
|
||
|
|
|
||
|
|
/* Prepare to write GRAM */
|
||
|
|
LCD_IO_WriteReg(LCD_REG_34);
|
||
|
|
|
||
|
|
LCD_IO_WriteMultipleData((uint8_t*)pbmp, size*2);
|
||
|
|
|
||
|
|
/* Set GRAM write direction and BGR = 0 */
|
||
|
|
/* Memory access control: MY = 1, MX = 1, MV = 1, ML = 0 */
|
||
|
|
hx8347d_WriteReg(LCD_REG_22, 0xE0);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|