265 lines
12 KiB
C
265 lines
12 KiB
C
#ifndef HW_LIB_ST7735_H
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#define HW_LIB_ST7735_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define WHITE 0xFFFF
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#define BLACK 0x0000
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#define BLUE 0x001F
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#define BRED 0XF81F
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#define GRED 0XFFE0
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#define GBLUE 0X07FF
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#define RED 0xF800
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#define MAGENTA 0xF81F
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#define GREEN 0x07E0
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#define CYAN 0x7FFF
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#define YELLOW 0xFFE0
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#define BROWN 0XBC40 //棕色
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#define BRRED 0XFC07 //棕红色
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#define GRAY 0X8430 //灰色
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#define DARKBLUE 0X01CF //深蓝色
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#define LIGHTBLUE 0X7D7C //浅蓝色
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#define GRAYBLUE 0X5458 //灰蓝色
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/**
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* @brief ST7735 Registers
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*/
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#define ST7735_NOP 0x00U /* No Operation: NOP */
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#define ST7735_SW_RESET 0x01U /* Software reset: SWRESET */
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#define ST7735_READ_ID 0x04U /* Read Display ID: RDDID */
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#define ST7735_READ_STATUS 0x09U /* Read Display Statu: RDDST */
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#define ST7735_READ_POWER_MODE 0x0AU /* Read Display Power: RDDPM */
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#define ST7735_READ_MADCTL 0x0BU /* Read Display: RDDMADCTL */
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#define ST7735_READ_PIXEL_FORMAT 0x0CU /* Read Display Pixel: RDDCOLMOD */
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#define ST7735_READ_IMAGE_MODE 0x0DU /* Read Display Image: RDDIM */
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#define ST7735_READ_SIGNAL_MODE 0x0EU /* Read Display Signal: RDDSM */
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#define ST7735_SLEEP_IN 0x10U /* Sleep in & booster off: SLPIN */
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#define ST7735_SLEEP_OUT 0x11U /* Sleep out & booster on: SLPOUT */
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#define ST7735_PARTIAL_DISPLAY_ON 0x12U /* Partial mode on: PTLON */
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#define ST7735_NORMAL_DISPLAY_OFF 0x13U /* Partial off (Normal): NORON */
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#define ST7735_DISPLAY_INVERSION_OFF 0x20U /* Display inversion off: INVOFF */
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#define ST7735_DISPLAY_INVERSION_ON 0x21U /* Display inversion on: INVON */
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#define ST7735_GAMMA_SET 0x26U /* Gamma curve select: GAMSET */
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#define ST7735_DISPLAY_OFF 0x28U /* Display off: DISPOFF */
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#define ST7735_DISPLAY_ON 0x29U /* Display on: DISPON */
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#define ST7735_CASET 0x2AU /* Column address set: CASET */
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#define ST7735_RASET 0x2BU /* Row address set: RASET */
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#define ST7735_WRITE_RAM 0x2CU /* Memory write: RAMWR */
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#define ST7735_RGBSET 0x2DU /* LUT for 4k,65k,262k color: RGBSET */
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#define ST7735_READ_RAM 0x2EU /* Memory read: RAMRD */
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#define ST7735_PTLAR 0x30U /* Partial start/end address set: PTLAR */
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#define ST7735_TE_LINE_OFF 0x34U /* Tearing effect line off: TEOFF */
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#define ST7735_TE_LINE_ON 0x35U /* Tearing effect mode set & on: TEON */
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#define ST7735_MADCTL 0x36U /* Memory data access control: MADCTL */
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#define ST7735_IDLE_MODE_OFF 0x38U /* Idle mode off: IDMOFF */
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#define ST7735_IDLE_MODE_ON 0x39U /* Idle mode on: IDMON */
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#define ST7735_COLOR_MODE 0x3AU /* Interface pixel format: COLMOD */
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#define ST7735_FRAME_RATE_CTRL1 0xB1U /* In normal mode (Full colors): FRMCTR1 */
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#define ST7735_FRAME_RATE_CTRL2 0xB2U /* In Idle mode (8-colors): FRMCTR2 */
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#define ST7735_FRAME_RATE_CTRL3 0xB3U /* In partial mode + Full colors: FRMCTR3 */
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#define ST7735_FRAME_INVERSION_CTRL 0xB4U /* Display inversion control: INVCTR */
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#define ST7735_DISPLAY_SETTING 0xB6U /* Display function setting */
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#define ST7735_PWR_CTRL1 0xC0U /* Power control setting: PWCTR1 */
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#define ST7735_PWR_CTRL2 0xC1U /* Power control setting: PWCTR2 */
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#define ST7735_PWR_CTRL3 0xC2U /* In normal mode (Full colors): PWCTR3 */
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#define ST7735_PWR_CTRL4 0xC3U /* In Idle mode (8-colors): PWCTR4 */
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#define ST7735_PWR_CTRL5 0xC4U /* In partial mode + Full colors: PWCTR5 */
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#define ST7735_VCOMH_VCOML_CTRL1 0xC5U /* VCOM control 1: VMCTR1 */
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#define ST7735_VMOF_CTRL 0xC7U /* Set VCOM offset control: VMOFCTR */
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#define ST7735_WRID2 0xD1U /* Set LCM version code: WRID2 */
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#define ST7735_WRID3 0xD2U /* Customer Project code: WRID3 */
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#define ST7735_NV_CTRL1 0xD9U /* NVM control status: NVCTR1 */
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#define ST7735_READ_ID1 0xDAU /* Read ID1: RDID1 */
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#define ST7735_READ_ID2 0xDBU /* Read ID2: RDID2 */
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#define ST7735_READ_ID3 0xDCU /* Read ID3: RDID3 */
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#define ST7735_NV_CTRL2 0xDEU /* NVM Read Command: NVCTR2 */
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#define ST7735_NV_CTRL3 0xDFU /* NVM Write Command: NVCTR3 */
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#define ST7735_PV_GAMMA_CTRL 0xE0U /* Set Gamma adjustment (+ polarity): GAMCTRP1 */
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#define ST7735_NV_GAMMA_CTRL 0xE1U /* Set Gamma adjustment (- polarity): GAMCTRN1 */
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#define ST7735_EXT_CTRL 0xF0U /* Extension command control */
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#define ST7735_PWR_CTRL6 0xFCU /* In partial mode + Idle mode: PWCTR6 */
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#define ST7735_VCOM4_LEVEL 0xFFU /* VCOM 4 level control */
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/**
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* @brief ST7735 ID
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*/
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#define ST7735_ID 0x5CU
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/**
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* @brief ST7735 1.8 inch Size
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*/
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#define ST7735_1_8_WIDTH 128U
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#define ST7735_1_8_HEIGHT 160U
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/**
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* @brief ST7735 0.9 inch Size
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*/
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#define ST7735_0_9_WIDTH 80U
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#define ST7735_0_9_HEIGHT 160U
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/**
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* @brief LCD_OrientationTypeDef
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* Possible values of Display Orientation
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*/
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#define ST7735_ORIENTATION_PORTRAIT 0x00U /* 液晶屏纵向选择 */
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#define ST7735_ORIENTATION_PORTRAIT_ROT180 0x01U /* 纵向旋转 180° 方向 液晶屏选择 */
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#define ST7735_ORIENTATION_LANDSCAPE 0x02U /* 液晶屏横向选择 */
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#define ST7735_ORIENTATION_LANDSCAPE_ROT180 0x03U /* 横向旋转 180° 方向 液晶屏选择 */
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/**
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* @brief Possible values of pixel data format (ie color coding)
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*/
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#define ST7735_FORMAT_RBG444 0x03U /* Pixel format chosen is RGB444 : 12 bpp */
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#define ST7735_FORMAT_RBG565 0x05U /* Pixel format chosen is RGB565 : 16 bpp */
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#define ST7735_FORMAT_RBG666 0x06U /* Pixel format chosen is RGB666 : 18 bpp */
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#define ST7735_FORMAT_DEFAULT ST7735_FORMAT_RBG565
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/**
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* @brief LCD_Type_Define
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*/
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#define ST7735_1_8_inch_screen 0x00U
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#define ST7735_0_9_inch_screen 0x01U
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#define ST7735_1_8a_inch_screen 0x02U
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/**
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* @brief LCD_Panel
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*/
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#define HannStar_Panel 0x00U
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#define BOE_Panel 0x01U
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/**
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* @brief LCD RGB or BGR
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*/
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#define ST7735_RGB 0x00U
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#define ST7735_BGR 0x08U
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#define ST7735_DELAY 120
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#define ST7735_PANEL HannStar_Panel
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#define ST7735_TYPE ST7735_0_9_inch_screen
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#if ST7735_TYPE == ST7735_0_9_inch_screen //0.96 ST7735
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#if ST7735_PANEL == HannStar_Panel
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#define ST7735_X_OFFSET 26
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#define ST7735_Y_OFFSET 1
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#else //BOE Panel
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#define ST7735_X_OFFSET 24
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#define ST7735_Y_OFFSET 0
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#endif
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#endif
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#if ST7735_TYPE == ST7735_1_8a_inch_screen
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#if ST7735_PANEL == BOE_Panel
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#define ST7735_X_OFFSET 2
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#define ST7735_Y_OFFSET 1
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#endif
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#endif
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#if ST7735_PANEL == HannStar_Panel
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#define ST7735_DIR_MASK(dir) st7735dirTab[dir][1] | ST7735_BGR;
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#else
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#define ST7735_DIR_MASK(dir) st7735dirTab[dir][1] | ST7735_RGB;
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#endif
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const uint8_t st7735initcmd[] = {
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0x81, ST7735_SW_RESET,
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0x81, ST7735_SW_RESET,
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2, ST7735_SLEEP_OUT, 0x00,
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4, ST7735_FRAME_RATE_CTRL1, 0x01, 0x2C, 0x2D,
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4, ST7735_FRAME_RATE_CTRL2, 0x01, 0x2C, 0X2D,
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7, ST7735_FRAME_RATE_CTRL3, 0x01, 0x2C, 0x2D, 0x01, 0x2C, 0x2D,
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2, ST7735_FRAME_INVERSION_CTRL, 0x07,
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4, ST7735_PWR_CTRL1, 0xA2, 0x02, 0x84,
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2, ST7735_PWR_CTRL2, 0xC5,
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3, ST7735_PWR_CTRL3, 0x0A, 0X00,
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3, ST7735_PWR_CTRL4, 0x8A, 0x2A,
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3, ST7735_PWR_CTRL5, 0x8A, 0xEE,
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2, ST7735_VCOMH_VCOML_CTRL1, 0x0E,
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1, ST7735_DISPLAY_INVERSION_ON,//HannStar_Panel
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// 1,ST7735_DISPLAY_INVERSION_OFF,//BOE_Panel
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2, ST7735_COLOR_MODE, ST7735_FORMAT_RBG565,
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17, ST7735_PV_GAMMA_CTRL, 0x02, 0x1C, 0x07U, 0x12U, 0x37U, 0x32U, 0x29U, 0x2DU, 0x29U, 0x25U, 0x2BU, 0x39U,
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0x00U, 0x01U, 0x03U, 0x10U,
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17, ST7735_NV_GAMMA_CTRL, 0x03, 0x1DU, 0x07U, 0x06U, 0x2EU, 0x2CU, 0x29U, 0x2DU, 0x2EU, 0x2EU, 0x37U, 0x3FU,
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0x00U, 0x00U, 0x02U, 0x10U,
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2, ST7735_DISPLAY_OFF, 0x00,
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2, ST7735_DISPLAY_ON, 0x00
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};
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const uint8_t st7735dirTab[4][2] =
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{
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{0x40U, 0xC0U}, /* 液晶屏纵向选择 */
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{0x80U, 0x00U}, /* 液晶屏纵向旋转 180° 方向选择 */
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{0x20U, 0x60U}, /* 液晶屏横向选择 */
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{0xE0U, 0xA0U}, /* 液晶屏横向旋转 180° 方向选择 */
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};
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#define ST7735_ReadID(dev, id) do{\
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if (dev->id==ST7735_ID){ \
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uint8_t tmp[3] = {};\
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dev->writeReg(ST7735_READ_ID1,&tmp[0],1);\
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dev->writeReg(ST7735_READ_ID2,&tmp[1],1);\
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dev->writeReg(ST7735_READ_ID3,&tmp[2],1);\
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id = ((uint32_t) tmp[2]) << 0 | ((uint32_t) tmp[1]) << 8 | ((uint32_t) tmp[0]) << 16;}\
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}while(0)
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#if ST7735_TYPE == ST7735_0_9_inch_screen
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#define ST7735_SetDir(dev, dir) do{\
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if (dev->id==ST7735_ID){ \
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if((dir == ST7735_ORIENTATION_PORTRAIT) || (dir == ST7735_ORIENTATION_PORTRAIT_ROT180))\
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{\
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dev->width = ST7735_0_9_WIDTH;\
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dev->height = ST7735_0_9_HEIGHT;\
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}\
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else\
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{\
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dev->width = ST7735_0_9_HEIGHT;\
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dev->height = ST7735_0_9_WIDTH;\
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} \
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tmp = ST7735_DIR_MASK(dir);\
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dev->writeReg(ST7735_MADCTL,&tmp,1);} \
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}while(0)
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#endif
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#if ST7735_TYPE == ST7735_1_8_inch_screen || ST7735_TYPE == ST7735_1_8a_inch_screen
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#define ST7735_SetDir(dev,dir) do{\
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if (dev->id==ST7735_ID){\
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if((dir == ST7735_ORIENTATION_PORTRAIT) || (dir == ST7735_ORIENTATION_PORTRAIT_ROT180))\
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{\
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dev->width = ST7735_1_8_WIDTH;\
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dev->height = ST7735_1_8_HEIGHT;\
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}\
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else\
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{\
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dev->width = ST7735_1_8_HEIGHT;\
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dev->height = ST7735_1_8_WIDTH;\
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}\
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}\
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}while(0)
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#endif
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#define ST7735_OFFSET(dev, x, y) do{ \
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if (dev->id==ST7735_ID){\
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if (dev->dir <= LONGITUDINAL_180) { \
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x += ST7735_X_OFFSET;\
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y += ST7735_Y_OFFSET;\
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} else {\
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x += ST7735_Y_OFFSET;\
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y += ST7735_X_OFFSET;\
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}\
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}\
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}while(0)
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#define ST7735_ReadRam(dev, rec) do{ \
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if(dev->id==ST7735_ID){ \
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dev->readReg(ST7735_READ_RAM,&tmp,1);\
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dev->recvData(&tmp,1);\
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dev->recvData(&pixel_lsb,1);\
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dev->recvData(&pixel_msb,1);\
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rec.color=((uint32_t)(pixel_lsb)) + ((uint32_t)(pixel_msb) << 8);\
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}\
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}while(0)
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#ifdef __cplusplus
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}
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#endif
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#endif //HW_LIB_ST7735_H
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