#ifndef __DRV_LCD_H__ #define __DRV_LCD_H__ #include #include "stm32f4xx_hal.h" #define ILI9341_HSYNC ((uint32_t)9) /* Horizontal synchronization */ #define ILI9341_HBP ((uint32_t)29) /* Horizontal back porch */ #define ILI9341_HFP ((uint32_t)2) /* Horizontal front porch */ #define ILI9341_VSYNC ((uint32_t)1) /* Vertical synchronization */ #define ILI9341_VBP ((uint32_t)3) /* Vertical back porch */ #define ILI9341_VFP ((uint32_t)2) /* Vertical front porch */ /** * @brief ILI9341 Registers */ /* Level 1 Commands */ #define LCD_SWRESET 0x01 /* Software Reset */ #define LCD_READ_DISPLAY_ID 0x04 /* Read display identification information */ #define LCD_RDDST 0x09 /* Read Display Status */ #define LCD_RDDPM 0x0A /* Read Display Power Mode */ #define LCD_RDDMADCTL 0x0B /* Read Display MADCTL */ #define LCD_RDDCOLMOD 0x0C /* Read Display Pixel Format */ #define LCD_RDDIM 0x0D /* Read Display Image Format */ #define LCD_RDDSM 0x0E /* Read Display Signal Mode */ #define LCD_RDDSDR 0x0F /* Read Display Self-Diagnostic Result */ #define LCD_SPLIN 0x10 /* Enter Sleep Mode */ #define LCD_SLEEP_OUT 0x11 /* Sleep out register */ #define LCD_PTLON 0x12 /* Partial Mode ON */ #define LCD_NORMAL_MODE_ON 0x13 /* Normal Display Mode ON */ #define LCD_DINVOFF 0x20 /* Display Inversion OFF */ #define LCD_DINVON 0x21 /* Display Inversion ON */ #define LCD_GAMMA 0x26 /* Gamma register */ #define LCD_DISPLAY_OFF 0x28 /* Display off register */ #define LCD_DISPLAY_ON 0x29 /* Display on register */ #define LCD_COLUMN_ADDR 0x2A /* Colomn address register */ #define LCD_PAGE_ADDR 0x2B /* Page address register */ #define LCD_GRAM 0x2C /* GRAM register */ #define LCD_RGBSET 0x2D /* Color SET */ #define LCD_RAMRD 0x2E /* Memory Read */ #define LCD_PLTAR 0x30 /* Partial Area */ #define LCD_VSCRDEF 0x33 /* Vertical Scrolling Definition */ #define LCD_TEOFF 0x34 /* Tearing Effect Line OFF */ #define LCD_TEON 0x35 /* Tearing Effect Line ON */ #define LCD_MAC 0x36 /* Memory Access Control register*/ #define LCD_VSCRSADD 0x37 /* Vertical Scrolling Start Address */ #define LCD_IDMOFF 0x38 /* Idle Mode OFF */ #define LCD_IDMON 0x39 /* Idle Mode ON */ #define LCD_PIXEL_FORMAT 0x3A /* Pixel Format register */ #define LCD_WRITE_MEM_CONTINUE 0x3C /* Write Memory Continue */ #define LCD_READ_MEM_CONTINUE 0x3E /* Read Memory Continue */ #define LCD_SET_TEAR_SCANLINE 0x44 /* Set Tear Scanline */ #define LCD_GET_SCANLINE 0x45 /* Get Scanline */ #define LCD_WDB 0x51 /* Write Brightness Display register */ #define LCD_RDDISBV 0x52 /* Read Display Brightness */ #define LCD_WCD 0x53 /* Write Control Display register*/ #define LCD_RDCTRLD 0x54 /* Read CTRL Display */ #define LCD_WRCABC 0x55 /* Write Content Adaptive Brightness Control */ #define LCD_RDCABC 0x56 /* Read Content Adaptive Brightness Control */ #define LCD_WRITE_CABC 0x5E /* Write CABC Minimum Brightness */ #define LCD_READ_CABC 0x5F /* Read CABC Minimum Brightness */ #define LCD_READ_ID1 0xDA /* Read ID1 */ #define LCD_READ_ID2 0xDB /* Read ID2 */ #define LCD_READ_ID3 0xDC /* Read ID3 */ /* Level 2 Commands */ #define LCD_RGB_INTERFACE 0xB0 /* RGB Interface Signal Control */ #define LCD_FRMCTR1 0xB1 /* Frame Rate Control (In Normal Mode) */ #define LCD_FRMCTR2 0xB2 /* Frame Rate Control (In Idle Mode) */ #define LCD_FRMCTR3 0xB3 /* Frame Rate Control (In Partial Mode) */ #define LCD_INVTR 0xB4 /* Display Inversion Control */ #define LCD_BPC 0xB5 /* Blanking Porch Control register */ #define LCD_DFC 0xB6 /* Display Function Control register */ #define LCD_ETMOD 0xB7 /* Entry Mode Set */ #define LCD_BACKLIGHT1 0xB8 /* Backlight Control 1 */ #define LCD_BACKLIGHT2 0xB9 /* Backlight Control 2 */ #define LCD_BACKLIGHT3 0xBA /* Backlight Control 3 */ #define LCD_BACKLIGHT4 0xBB /* Backlight Control 4 */ #define LCD_BACKLIGHT5 0xBC /* Backlight Control 5 */ #define LCD_BACKLIGHT7 0xBE /* Backlight Control 7 */ #define LCD_BACKLIGHT8 0xBF /* Backlight Control 8 */ #define LCD_POWER1 0xC0 /* Power Control 1 register */ #define LCD_POWER2 0xC1 /* Power Control 2 register */ #define LCD_VCOM1 0xC5 /* VCOM Control 1 register */ #define LCD_VCOM2 0xC7 /* VCOM Control 2 register */ #define LCD_NVMWR 0xD0 /* NV Memory Write */ #define LCD_NVMPKEY 0xD1 /* NV Memory Protection Key */ #define LCD_RDNVM 0xD2 /* NV Memory Status Read */ #define LCD_READ_ID4 0xD3 /* Read ID4 */ #define LCD_PGAMMA 0xE0 /* Positive Gamma Correction register */ #define LCD_NGAMMA 0xE1 /* Negative Gamma Correction register */ #define LCD_DGAMCTRL1 0xE2 /* Digital Gamma Control 1 */ #define LCD_DGAMCTRL2 0xE3 /* Digital Gamma Control 2 */ #define LCD_INTERFACE 0xF6 /* Interface control register */ /* Extend register commands */ #define LCD_POWERA 0xCB /* Power control A register */ #define LCD_POWERB 0xCF /* Power control B register */ #define LCD_DTCA 0xE8 /* Driver timing control A */ #define LCD_DTCB 0xEA /* Driver timing control B */ #define LCD_POWER_SEQ 0xED /* Power on sequence register */ #define LCD_3GAMMA_EN 0xF2 /* 3 Gamma enable register */ #define LCD_PRC 0xF7 /* Pump ratio control register */ /* Size of read registers */ #define LCD_READ_ID4_SIZE 3 /* Size of Read ID4 */ #define ABS(X) ((X) > 0 ? (X) : -(X)) #define CSX_Pin GPIO_PIN_2 #define CSX_GPIO_Port GPIOC #define RDX_Pin GPIO_PIN_12 #define RDX_GPIO_Port GPIOD #define WRX_DCX_Pin GPIO_PIN_13 #define WRX_DCX_GPIO_Port GPIOD /* Chip Select macro definition */ #define LCD_CS_LOW() HAL_GPIO_WritePin(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, GPIO_PIN_RESET) #define LCD_CS_HIGH() HAL_GPIO_WritePin(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, GPIO_PIN_SET) /* Set WRX High to send data */ #define LCD_WRX_LOW() HAL_GPIO_WritePin(LCD_WRX_GPIO_PORT, LCD_WRX_PIN, GPIO_PIN_RESET) #define LCD_WRX_HIGH() HAL_GPIO_WritePin(LCD_WRX_GPIO_PORT, LCD_WRX_PIN, GPIO_PIN_SET) /* Set WRX High to send data */ #define LCD_RDX_LOW() HAL_GPIO_WritePin(LCD_RDX_GPIO_PORT, LCD_RDX_PIN, GPIO_PIN_RESET) #define LCD_RDX_HIGH() HAL_GPIO_WritePin(LCD_RDX_GPIO_PORT, LCD_RDX_PIN, GPIO_PIN_SET) /** * @brief LCD Control pin */ #define LCD_NCS_PIN GPIO_PIN_2 #define LCD_NCS_GPIO_PORT GPIOC #define LCD_NCS_GPIO_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE() #define LCD_NCS_GPIO_CLK_DISABLE() __HAL_RCC_GPIOC_CLK_DISABLE() /** * @} */ /** * @brief LCD Command/data pin */ #define LCD_WRX_PIN GPIO_PIN_13 #define LCD_WRX_GPIO_PORT GPIOD #define LCD_WRX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE() #define LCD_WRX_GPIO_CLK_DISABLE() __HAL_RCC_GPIOD_CLK_DISABLE() #define LCD_RDX_PIN GPIO_PIN_12 #define LCD_RDX_GPIO_PORT GPIOD #define LCD_RDX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE() #define LCD_RDX_GPIO_CLK_DISABLE() __HAL_RCC_GPIOD_CLK_DISABLE() int rt_lcd_init(void); #endif