remove unused code
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524
hx8347d/st7789.c
524
hx8347d/st7789.c
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/* Includes ------------------------------------------------------------------*/
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#include "st7789.h"
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#include "stm32_hx8347d_lcd.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 st7789v
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* @brief This file provides a set of functions needed to drive the
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* st7789v LCD.
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* @{
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*/
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/** @defgroup st7789v_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 st7789v_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 st7789v_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 st7789v_Private_Variables
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* @{
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*/
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LCD_DrvTypeDef st7789v_drv =
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{
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st7789v_Init,
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0,
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st7789v_DisplayOn,
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st7789v_DisplayOff,
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st7789v_SetCursor,
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st7789_SetRotation,
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st7789v_WritePixel,
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0,
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st7789v_SetDisplayWindow,
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st7789v_FillRect,
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st7789v_DrawHLine,
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st7789v_DrawVLine,
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st7789v_GetLcdPixelWidth,
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st7789v_GetLcdPixelHeight,
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st7789v_DrawBitmap,
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};
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//static uint8_t Is_st7789v_Initialized = 0;
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static uint16_t ArrayRGB[320] = {0};
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uint16_t st7789v_width = 240;
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uint16_t st7789v_height = 320;
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uint8_t st7789v_rotation = 0;
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/**
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* @}
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*/
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/** @defgroup st7789v_Private_FunctionPrototypes
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* @{
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*/
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void st7789v_WriteColor(uint16_t color, uint32_t len);
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/**
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* @}
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*/
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/** @defgroup st7789v_Private_Functions
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* @{
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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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*/
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void st7789v_WriteReg(uint8_t LCDReg, uint8_t LCDRegValue)
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{
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LCD_IO_WriteReg(LCDReg);
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LCD_IO_WriteMultipleData(&LCDRegValue, 1);
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}
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/**
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* @brief Initialize the st7789v LCD Component.
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* @param None
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* @retval None
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*/
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void st7789v_Init(void)
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{
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/* Initialize st7789v low level bus layer -----------------------------------*/
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LCD_IO_Init();
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/* Out of sleep mode, 0 args, no delay */
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st7789v_WriteReg(0x11, 0x00);
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/**/
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LCD_Delay(10);
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st7789v_WriteReg(0x36, 0x00);
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st7789v_WriteReg(0x3A, 0x55);
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st7789v_WriteReg(0xB2, 0x0C);
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st7789v_WriteReg(0xB2, 0x0C);
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st7789v_WriteReg(0xB2, 0x00);
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st7789v_WriteReg(0xB2, 0x33);
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st7789v_WriteReg(0xB2, 0x33);
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st7789v_WriteReg(0xB7, 0x35); //VGH=13.26V, VGL=-10.43V
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st7789v_WriteReg(0xBB, 0x28); //VCOM
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st7789v_WriteReg(0xC0, 0x3C);
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st7789v_WriteReg(0xC2, 0x01);
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st7789v_WriteReg(0xC3, 0x0B); //VAP //5V
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st7789v_WriteReg(0xC4, 0x20);
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st7789v_WriteReg(0xC6, 0x0F);
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st7789v_WriteReg(0xD0, 0xA4);
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st7789v_WriteReg(0xD0, 0xA1);
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st7789v_WriteReg(0xE0, 0xD0);
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st7789v_WriteReg(0xE0, 0x01);
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st7789v_WriteReg(0xE0, 0x08);
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st7789v_WriteReg(0xE0, 0x0f);
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st7789v_WriteReg(0xE0, 0x11);
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st7789v_WriteReg(0xE0, 0x2a);
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st7789v_WriteReg(0xE0, 0x36);
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st7789v_WriteReg(0xE0, 0x55);
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st7789v_WriteReg(0xE0, 0x44);
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st7789v_WriteReg(0xE0, 0x3a);
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st7789v_WriteReg(0xE0, 0x0b);
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st7789v_WriteReg(0xE0, 0x06);
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st7789v_WriteReg(0xE0, 0x11);
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st7789v_WriteReg(0xE0, 0x20);
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st7789v_WriteReg(0xE1, 0xD0);
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st7789v_WriteReg(0xE1, 0x02);
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st7789v_WriteReg(0xE1, 0x07);
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st7789v_WriteReg(0xE1, 0x0A);
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st7789v_WriteReg(0xE1, 0x0b);
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st7789v_WriteReg(0xE1, 0x18);
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st7789v_WriteReg(0xE1, 0x34);
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st7789v_WriteReg(0xE1, 0x43);
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st7789v_WriteReg(0xE1, 0x4a);
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st7789v_WriteReg(0xE1, 0x2b);
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st7789v_WriteReg(0xE1, 0x1b);
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st7789v_WriteReg(0xE1, 0x1c);
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st7789v_WriteReg(0xE1, 0x22);
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st7789v_WriteReg(0xE1, 0x1f);
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st7789v_WriteReg(0x55,0xb0);
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st7789v_WriteReg(0x29,0x00);
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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 st7789v_DisplayOn(void)
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{
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// uint8_t data = 0;
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LCD_IO_WriteReg(0x13);/* Partial off (Normal): NORON */
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LCD_Delay(10);
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LCD_IO_WriteReg(0x29);/* Display on: DISPON */
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LCD_Delay(10);
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// LCD_IO_WriteReg(0x36);/* Memory data access control: MADCTL */
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// data = 0xC0;
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// LCD_IO_WriteMultipleData(&data, 1);
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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 st7789v_DisplayOff(void)
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{
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// uint8_t data = 0;
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LCD_IO_WriteReg(0x13);/* Partial off (Normal): NORON */
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LCD_Delay(10);
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LCD_IO_WriteReg(0x28);/* Display off: DISPOFF */
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LCD_Delay(10);
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// LCD_IO_WriteReg(0x36);/* Memory data access control: MADCTL */
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// data = 0xC0;
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// LCD_IO_WriteMultipleData(&data, 1);
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}
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/**
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* @brief Sets 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 st7789v_SetCursor(uint16_t Xpos, uint16_t Ypos)
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{
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uint8_t data = 0;
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LCD_IO_WriteReg(0x2A);/* Column address set: CASET */
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data = (Xpos) >> 8;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Xpos) & 0xFF;
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LCD_IO_WriteMultipleData(&data, 1);
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LCD_IO_WriteReg(0x2B);/* Row address set: RASET */
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data = (Ypos) >> 8;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Ypos) & 0xFF;
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LCD_IO_WriteMultipleData(&data, 1);
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LCD_IO_WriteReg(0x2C);/* Memory write: RAMWR */
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}
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/**
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* @brief Writes 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 st7789v_WritePixel(uint16_t Xpos, uint16_t Ypos, uint16_t RGBCode)
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{
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uint8_t data = 0;
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// if((Xpos > ST7789V_LCD_PIXEL_WIDTH) || (Ypos > ST7789V_LCD_PIXEL_HEIGHT))
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// {
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// return;
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// }
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/* Set Cursor */
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st7789v_SetCursor(Xpos, Ypos);
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data = RGBCode >> 8;
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LCD_IO_WriteMultipleData(&data, 1);
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data = RGBCode;
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LCD_IO_WriteMultipleData(&data, 1);
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}
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/**
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* @brief Sets a display window
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* @param Xpos: specifies the X bottom left position.
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* @param Ypos: specifies the Y bottom left position.
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* @param Height: display window height.
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* @param Width: display window width.
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* @retval None
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*/
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void st7789v_SetDisplayWindow(uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
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{
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uint8_t data = 0;
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/* Column addr set, 4 args, no delay: XSTART = Xpos, XEND = (Xpos + Width - 1) */
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LCD_IO_WriteReg(0x2A);/* Column address set: CASET */
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data = (Xpos) >> 8;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Xpos) & 0xFF;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Xpos + Width - 1) >> 8;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Xpos + Width - 1) & 0xFF;
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LCD_IO_WriteMultipleData(&data, 1);
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/* Row addr set, 4 args, no delay: YSTART = Ypos, YEND = (Ypos + Height - 1) */
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LCD_IO_WriteReg(0x2B);/* Row address set: RASET */
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data = (Ypos) >> 8;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Ypos) & 0xFF;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Ypos + Height - 1) >> 8;
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LCD_IO_WriteMultipleData(&data, 1);
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data = (Ypos + Height - 1) & 0xFF;
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LCD_IO_WriteMultipleData(&data, 1);
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}
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/**
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* @brief Draws horizontal line.
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* @param RGBCode: Specifies the RGB color
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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 Length: specifies the line length.
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* @retval None
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*/
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void st7789v_DrawHLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
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{
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uint8_t counter = 0;
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if(0 == st7789v_rotation || 2 == st7789v_rotation){
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if(Xpos + Length > ST7789V_LCD_PIXEL_WIDTH) return;
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/* Set Cursor */
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st7789v_SetCursor(Xpos, Ypos);
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for(counter = 0; counter < Length; counter++)
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{
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ArrayRGB[counter] = RGBCode;
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}
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LCD_IO_WriteMultipleData((uint8_t*)&ArrayRGB[0], Length * 2);
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}
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else{
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if(Xpos + Length > ST7789V_LCD_PIXEL_HEIGHT) return;
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/* Set Cursor */
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st7789v_SetCursor(Xpos, Ypos);
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for(counter = 0; counter < Length; counter++)
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{
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ArrayRGB[counter] = RGBCode;
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}
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LCD_IO_WriteMultipleData((uint8_t*)&ArrayRGB[0], Length * 2);
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}
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}
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/**
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* @brief Draws vertical line.
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* @param RGBCode: Specifies the RGB color
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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 Length: specifies the line length.
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* @retval None
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*/
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void st7789v_DrawVLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
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{
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uint8_t counter = 0;
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if(Ypos + Length > ST7789V_LCD_PIXEL_HEIGHT) return;
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for(counter = 0; counter < Length; counter++)
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{
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st7789v_WritePixel(Xpos, Ypos + counter, RGBCode);
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}
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}
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/**
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* @brief Gets 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 st7789v_GetLcdPixelWidth(void)
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{
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return ST7789V_LCD_PIXEL_WIDTH;
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}
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/**
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* @brief Gets 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 st7789v_GetLcdPixelHeight(void)
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{
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return ST7789V_LCD_PIXEL_HEIGHT;
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}
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/**
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* @brief Displays a bitmap picture loaded in the internal Flash.
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* @param BmpAddress: Bmp picture address in the internal Flash.
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* @retval None
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*/
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void st7789v_DrawBitmap(uint16_t Xpos, uint16_t Ypos, uint8_t *pbmp)
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{
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uint32_t index = 0, size = 0;
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/* Read bitmap size */
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size = *(volatile uint16_t *) (pbmp + 2);
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size |= (*(volatile uint16_t *) (pbmp + 4)) << 16;
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/* Get bitmap data address offset */
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index = *(volatile uint16_t *) (pbmp + 10);
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index |= (*(volatile uint16_t *) (pbmp + 12)) << 16;
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size = (size - index)/2;
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pbmp += index;
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/* Set GRAM write direction and BGR = 0 */
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/* Memory access control: MY = 0, MX = 1, MV = 0, ML = 0 */
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st7789v_WriteReg(0x36, 0x40);// LCD_REG_54 0x36 /* Memory data access control: MADCTL */
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/* Set Cursor */
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st7789v_SetCursor(Xpos, Ypos);
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LCD_IO_WriteMultipleData((uint8_t*)pbmp, size*2);
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/* Set GRAM write direction and BGR = 0 */
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/* Memory access control: MY = 1, MX = 1, MV = 0, ML = 0 */
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st7789v_WriteReg(0x36, 0xC0);/* Memory data access control: MADCTL */
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}
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/**
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* @}
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*/
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void st7789v_FillRect(uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height, uint16_t RGBCode)
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{
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if ((Xpos >= st7789v_width) || (Ypos >= st7789v_height)) return;
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int16_t x2 = Xpos + Width - 1, y2 = Ypos + Height - 1;
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if ((x2 < 0) || (y2 < 0)) return;
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// Clip right/bottom
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if (x2 >= st7789v_width) Width = st7789v_width - Xpos;
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if (y2 >= st7789v_height) Height = st7789v_height - Ypos;
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int32_t len = (int32_t)Width * Height;
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st7789v_SetDisplayWindow(Xpos, Ypos, Width, Height);
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/* Prepare to write GRAM */
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LCD_IO_WriteReg(0x2C);
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st7789v_WriteColor(RGBCode,len);
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}
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void st7789v_WriteColor(uint16_t color, uint32_t len){
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//#define TFT_MAX_PIXELS_AT_ONCE 32
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uint16_t temp[32] ;
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size_t blen = (len > 32) ? 32 : len;
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uint16_t tlen = 0;
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for(uint32_t t = 0; t < blen; t ++){
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temp[t] = color;
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}
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while (len) {
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tlen = (len > blen) ? blen : len;
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LCD_IO_WriteMultipleData((uint8_t*)temp, tlen*2);
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len -= tlen;
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}
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}
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/**
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* @brief Set the Rotation.
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* @param rotation: 0(0¡ã), 1(90¡ã), 2(180¡ã), 3(270¡ã)
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* @retval None
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*/
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void st7789_SetRotation(uint8_t rotation)
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{
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st7789v_rotation = rotation%4;
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switch(st7789v_rotation){
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case 0:
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/* Memory access control: MY = 0, MX = 0, MV = 0, ML = 0 */
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/* */
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st7789v_WriteReg(0X36, 0x08);
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st7789v_WriteReg(0x2A, 0x00);
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st7789v_WriteReg(0x2A, 0x00);
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st7789v_WriteReg(0x2A, 0x00);
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st7789v_WriteReg(0x2A, 0xEF);
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st7789v_WriteReg(0x2B, 0x00);
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st7789v_WriteReg(0x2B, 0x00);
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st7789v_WriteReg(0x2B, 0x01);
|
||||
st7789v_WriteReg(0x2B, 0x3F);
|
||||
st7789v_height = ST7789V_LCD_PIXEL_HEIGHT;
|
||||
st7789v_width = ST7789V_LCD_PIXEL_WIDTH;
|
||||
break;
|
||||
case 1:
|
||||
/* Memory access control: MY = 0, MX = 1, MV = 1, ML = 0 */
|
||||
st7789v_WriteReg(0X36, 0x68);
|
||||
st7789v_WriteReg(0x2A, 0x00);
|
||||
st7789v_WriteReg(0x2A, 0x00);
|
||||
st7789v_WriteReg(0x2A, 0x01);
|
||||
st7789v_WriteReg(0x2A, 0x3F);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0xEF);
|
||||
st7789v_height = ST7789V_LCD_PIXEL_WIDTH;
|
||||
st7789v_width = ST7789V_LCD_PIXEL_HEIGHT;
|
||||
break;
|
||||
case 2:
|
||||
/* Memory access control: MY = 1, MX = 1, MV = 0, ML = 0 */
|
||||
st7789v_WriteReg(0X36, 0xC8);
|
||||
st7789v_WriteReg(0x2A, 0x00);
|
||||
st7789v_WriteReg(0x2A, 0x00);
|
||||
st7789v_WriteReg(0x2A, 0x00);
|
||||
st7789v_WriteReg(0x2A, 0xEF);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0x01);
|
||||
st7789v_WriteReg(0x2B, 0x3F);
|
||||
st7789v_height = ST7789V_LCD_PIXEL_HEIGHT;
|
||||
st7789v_width = ST7789V_LCD_PIXEL_WIDTH;
|
||||
break;
|
||||
case 3:
|
||||
/* Memory access control: MY = 1, MX = 0, MV = 1, ML = 0 */
|
||||
st7789v_WriteReg(0X36, 0xA8);
|
||||
st7789v_WriteReg(0x2A, 0x00);
|
||||
st7789v_WriteReg(0x2A, 0x00);
|
||||
st7789v_WriteReg(0x2A, 0x01);
|
||||
st7789v_WriteReg(0x2A, 0x3F);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0x00);
|
||||
st7789v_WriteReg(0x2B, 0xEF);
|
||||
st7789v_height = ST7789V_LCD_PIXEL_WIDTH;
|
||||
st7789v_width = ST7789V_LCD_PIXEL_HEIGHT;
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
121
hx8347d/st7789.h
121
hx8347d/st7789.h
|
|
@ -1,121 +0,0 @@
|
|||
/* Define to prevent recursive inclusion -------------------------------------*/
|
||||
#ifndef __st7789v_H
|
||||
#define __st7789v_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "lcd.h"
|
||||
|
||||
/** @addtogroup BSP
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @addtogroup Components
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @addtogroup st7789v
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup st7789v_Exported_Types
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup st7789v_Exported_Constants
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief st7789v Size
|
||||
*/
|
||||
#define ST7789V_LCD_PIXEL_WIDTH ((uint16_t)240)
|
||||
#define ST7789V_LCD_PIXEL_HEIGHT ((uint16_t)320)
|
||||
|
||||
|
||||
/**
|
||||
* @brief LCD Lines depending on the chosen fonts.
|
||||
*/
|
||||
#define LCD_LINE_0 LINE(0)
|
||||
#define LCD_LINE_1 LINE(1)
|
||||
#define LCD_LINE_2 LINE(2)
|
||||
#define LCD_LINE_3 LINE(3)
|
||||
#define LCD_LINE_4 LINE(4)
|
||||
#define LCD_LINE_5 LINE(5)
|
||||
#define LCD_LINE_6 LINE(6)
|
||||
#define LCD_LINE_7 LINE(7)
|
||||
#define LCD_LINE_8 LINE(8)
|
||||
#define LCD_LINE_9 LINE(9)
|
||||
#define LCD_LINE_10 LINE(10)
|
||||
#define LCD_LINE_11 LINE(11)
|
||||
#define LCD_LINE_12 LINE(12)
|
||||
#define LCD_LINE_13 LINE(13)
|
||||
#define LCD_LINE_14 LINE(14)
|
||||
#define LCD_LINE_15 LINE(15)
|
||||
#define LCD_LINE_16 LINE(16)
|
||||
#define LCD_LINE_17 LINE(17)
|
||||
#define LCD_LINE_18 LINE(18)
|
||||
#define LCD_LINE_19 LINE(19)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup ADAFRUIT_SPI_LCD_Exported_Functions
|
||||
* @{
|
||||
*/
|
||||
void st7789v_Init(void);
|
||||
uint16_t st7789v_ReadID(void);
|
||||
|
||||
void st7789v_DisplayOn(void);
|
||||
void st7789v_DisplayOff(void);
|
||||
void st7789v_SetCursor(uint16_t Xpos, uint16_t Ypos);
|
||||
void st7789_SetRotation(uint8_t rotation);
|
||||
void st7789v_WritePixel(uint16_t Xpos, uint16_t Ypos, uint16_t RGBCode);
|
||||
void st7789v_WriteReg(uint8_t LCDReg, uint8_t LCDRegValue);
|
||||
uint8_t st7789v_ReadReg(uint8_t LCDReg);
|
||||
void st7789v_SetDisplayWindow(uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height);
|
||||
void st7789v_FillRect(uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height, uint16_t RGBCode);
|
||||
void st7789v_DrawHLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length);
|
||||
void st7789v_DrawVLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length);
|
||||
|
||||
uint16_t st7789v_GetLcdPixelWidth(void);
|
||||
uint16_t st7789v_GetLcdPixelHeight(void);
|
||||
void st7789v_DrawBitmap(uint16_t Xpos, uint16_t Ypos, uint8_t *pbmp);
|
||||
|
||||
/* LCD driver structure */
|
||||
extern LCD_DrvTypeDef st7789v_drv;
|
||||
|
||||
/* LCD IO functions */
|
||||
void LCD_IO_Init(void);
|
||||
void LCD_IO_WriteMultipleData(uint8_t *pData, uint32_t Size);
|
||||
void LCD_IO_WriteReg(uint8_t Reg);
|
||||
void LCD_Delay(uint32_t delay);
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __st7789v_H */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
Loading…
Reference in New Issue