Support ILI9163c

CMakeLists.txt

@@ -41,6 +41,8 @@ elseif(CONFIG_LV_TFT_DISPLAY_CONTROLLER_RA8875)
     list(APPEND SOURCES "lvgl_tft/ra8875.c")
 elseif(CONFIG_LV_TFT_DISPLAY_CONTROLLER_GC9A01)
     list(APPEND SOURCES "lvgl_tft/GC9A01.c")
+elseif(CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C)
+    list(APPEND SOURCES "lvgl_tft/ili9163c.c")
 else()
     message(WARNING "LVGL ESP32 drivers: Display controller not defined.")
 endif()

README.md

@@ -17,6 +17,7 @@ swap of RGB565 color on the LVGL configuration menuconfig (it's not handled auto
 | Display Controller                          | Type       | Interface              | Color depth (LV_COLOR_DEPTH) | Swap RGB565 color (LV_COLOR_16_SWAP)   |
 |---------------------------------------------|------------|------------------------|------------------------------|----------------------------------------|
 | ILI9341                                     | TFT        | SPI                    | 16: RGB565                   | Yes                                    |
+| ILI9163C                                    | TFT        | SPI                    | 16: RGB565                   | Yes                                    |
 | ILI9486                                     | TFT        | SPI                    | 16: RGB565                   | Yes                                    |
 | ILI9488                                     | TFT        | SPI                    | 16: RGB565                   | No                                     |
 | HX8357B/HX8357D                             | TFT        | SPI                    | 16: RGB565                   | Yes                                    |

lvgl_helpers.h

@@ -73,6 +73,8 @@ extern "C" {
 #define DISP_BUF_SIZE ((LV_VER_RES_MAX * LV_VER_RES_MAX) / 8) // 5KB
 #elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_UC8151D)
 #define DISP_BUF_SIZE ((LV_VER_RES_MAX * LV_VER_RES_MAX) / 8) // 2888 bytes
+#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C
+#define DISP_BUF_SIZE (LV_HOR_RES_MAX * 40)
 #else
 #error "No display controller selected"
 #endif

lvgl_spi_conf.h

@@ -130,7 +130,8 @@ extern "C" {
       defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_SH1107)   || \
       defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X)    || \
       defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_IL3820)   || \
-      defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_JD79653A)
+      defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_JD79653A) || \
+      defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C)
 
 #define SPI_BUS_MAX_TRANSFER_SZ (DISP_BUF_SIZE * 2)
 
@@ -157,7 +158,9 @@ extern "C" {
 #define SPI_TFT_CLOCK_SPEED_HZ  (40*1000*1000)
 #elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9341)
 #define SPI_TFT_CLOCK_SPEED_HZ  (40*1000*1000)
-#elif defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X)
+#elif defined(CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C)
+#define SPI_TFT_CLOCK_SPEED_HZ (40 * 1000 * 1000)
+#elif defined(CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X)
 #define SPI_TFT_CLOCK_SPEED_HZ  (32*1000*1000)
 #else
 #define SPI_TFT_CLOCK_SPEED_HZ  (40*1000*1000)

lvgl_tft/Kconfig

@@ -169,6 +169,11 @@ menu "LVGL TFT Display controller"
         help
             ST7796S display controller.
 
+    config LV_TFT_DISPLAY_CONTROLLER_ILI9163C
+        bool
+        help
+            ILI9163C display controller.
+
     # Display controller communication protocol
     #
     # This symbols define the communication protocol used by the
@@ -331,6 +336,10 @@ menu "LVGL TFT Display controller"
             bool "RA8875"
             select LV_TFT_DISPLAY_CONTROLLER_RA8875
             select LV_TFT_DISPLAY_PROTOCOL_SPI
+        config LV_TFT_DISPLAY_USER_CONTROLLER_ILI9163C
+            bool "ILI9163C"
+            select LV_TFT_DISPLAY_CONTROLLER_ILI9163C
+            select LV_TFT_DISPLAY_PROTOCOL_SPI
     endchoice
 
     config CUSTOM_DISPLAY_BUFFER_SIZE
@@ -590,7 +599,7 @@ menu "LVGL TFT Display controller"
             If text is backwards on your display, try enabling this.
 
     config LV_INVERT_COLORS
-        bool "Invert colors in display" if LV_TFT_DISPLAY_CONTROLLER_ILI9341 || LV_TFT_DISPLAY_CONTROLLER_ST7735S || LV_TFT_DISPLAY_CONTROLLER_ILI9481 || LV_TFT_DISPLAY_CONTROLLER_ST7789 || LV_TFT_DISPLAY_CONTROLLER_SSD1306 || LV_TFT_DISPLAY_CONTROLLER_SH1107 || LV_TFT_DISPLAY_CONTROLLER_HX8357 || LV_TFT_DISPLAY_CONTROLLER_GC9A01
+        bool "Invert colors in display" if LV_TFT_DISPLAY_CONTROLLER_ILI9341 || LV_TFT_DISPLAY_CONTROLLER_ST7735S || LV_TFT_DISPLAY_CONTROLLER_ILI9481 || LV_TFT_DISPLAY_CONTROLLER_ST7789 || LV_TFT_DISPLAY_CONTROLLER_SSD1306 || LV_TFT_DISPLAY_CONTROLLER_SH1107 || LV_TFT_DISPLAY_CONTROLLER_HX8357 || LV_TFT_DISPLAY_CONTROLLER_GC9A01 || LV_TFT_DISPLAY_CONTROLLER_ILI9163C
         default y if LV_PREDEFINED_DISPLAY_M5STACK || LV_PREDEFINED_DISPLAY_M5STICKC
         help
             If the colors look inverted on your display, try enabling this.

lvgl_tft/disp_driver.c

@@ -21,7 +21,7 @@ void disp_driver_init(void)
     st7735s_init();
 #elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_HX8357
     hx8357_init();
-#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9486 
+#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9486
     ili9486_init();
 #elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_SH1107
     sh1107_init();
@@ -39,6 +39,8 @@ void disp_driver_init(void)
    jd79653a_init();
 #elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_UC8151D
    uc8151d_init();
+#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C
+    ili9163c_init();
 #endif
 }
 
@@ -76,6 +78,8 @@ void disp_driver_flush(lv_disp_drv_t * drv, const lv_area_t * area, lv_color_t *
     jd79653a_lv_fb_flush(drv, area, color_map);
 #elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_UC8151D
     uc8151d_lv_fb_flush(drv, area, color_map);
+#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C
+    ili9163c_flush(drv, area, color_map);
 #endif
 }
 
@@ -95,7 +99,7 @@ void disp_driver_rounder(lv_disp_drv_t * disp_drv, lv_area_t * area)
 }
 
 void disp_driver_set_px(lv_disp_drv_t * disp_drv, uint8_t * buf, lv_coord_t buf_w, lv_coord_t x, lv_coord_t y,
-    lv_color_t color, lv_opa_t opa) 
+    lv_color_t color, lv_opa_t opa)
 {
 #if defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_SSD1306
     ssd1306_set_px_cb(disp_drv, buf, buf_w, x, y, color, opa);

lvgl_tft/disp_driver.h

@@ -50,6 +50,8 @@ extern "C" {
 #include "jd79653a.h"
 #elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_UC8151D
 #include "uc8151d.h"
+#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9163C
+#include "ili9163c.h"
 #endif
 
 /*********************

lvgl_tft/ili9163c.c

@@ -0,0 +1,270 @@
+/**
+ * @file ILI9163C.c
+ *
+ */
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "ili9163c.h"
+#include "disp_spi.h"
+#include "driver/gpio.h"
+#include "esp_log.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "assert.h"
+
+/*********************
+ *      DEFINES
+ *********************/
+#define TAG "ILI9163C"
+
+// ILI9163C specific commands used in init
+#define ILI9163C_NOP 0x00
+#define ILI9163C_SWRESET 0x01
+#define ILI9163C_RDDID 0x04
+#define ILI9163C_RDDST 0x09
+
+#define ILI9163C_SLPIN 0x10
+#define ILI9163C_SLPOUT 0x11
+#define ILI9163C_PTLON 0x12
+#define ILI9163C_NORON 0x13
+
+#define ILI9163C_INVOFF 0x20
+#define ILI9163C_INVON 0x21
+#define ILI9163C_CMD_GAMST 0x26
+#define ILI9163C_DISPOFF 0x28
+#define ILI9163C_DISPON 0x29
+#define ILI9163C_CASET 0x2A
+#define ILI9163C_RASET 0x2B
+#define ILI9163C_RAMWR 0x2C
+#define ILI9163C_COLORSET 0x2D
+#define ILI9163C_RAMRD 0x2E
+
+#define ILI9163C_PTLAR 0x30
+#define ILI9163C_VSCRDEF 0x33
+#define ILI9163C_COLMOD 0x3A
+#define ILI9163C_MADCTL 0x36
+#define ILI9163C_VSCRSADD 0x37
+
+#define ILI9163C_FRMCTR1 0xB1
+#define ILI9163C_FRMCTR2 0xB2
+#define ILI9163C_FRMCTR3 0xB3
+#define ILI9163C_INVCTR 0xB4
+#define ILI9163C_DISSET5 0xB6
+#define ILI9163C_SDDC 0xB7
+
+#define ILI9163C_PWCTR1 0xC0
+#define ILI9163C_PWCTR2 0xC1
+#define ILI9163C_PWCTR3 0xC2
+#define ILI9163C_PWCTR4 0xC3
+#define ILI9163C_PWCTR5 0xC4
+#define ILI9163C_VMCTR1 0xC5
+#define ILI9163C_VMCOFFS 0xC7
+
+#define ILI9163C_GAMCTL 0xF2
+
+#define ILI9163C_GMCTRP1 0xE0
+#define ILI9163C_GMCTRN1 0xE1
+
+#define ST77XX_MADCTL_MY 0x80
+#define ST77XX_MADCTL_MX 0x40
+#define ST77XX_MADCTL_MV 0x20 #define
+#define ST77XX_MADCTL_ML 0x10
+#define ST77XX_MADCTL_RGB 0x00
+#define ST77XX_MADCTL_BGR 0x08
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/*The LCD needs a bunch of command/argument values to be initialized. They are stored in this struct. */
+typedef struct
+{
+	uint8_t cmd;
+	uint8_t data[16];
+	uint8_t databytes; //No of data in data; bit 7 = delay after set; 0xFF = end of cmds.
+} lcd_init_cmd_t;
+
+/**********************
+ *  STATIC PROTOTYPES
+ **********************/
+static void ili9163c_set_orientation(uint8_t orientation);
+
+static void ili9163c_send_cmd(uint8_t cmd);
+static void ili9163c_send_data(void *data, uint16_t length);
+static void ili9163c_send_color(void *data, uint16_t length);
+
+/**********************
+ *  STATIC VARIABLES
+ **********************/
+
+/**********************
+ *      MACROS
+ **********************/
+
+/**********************
+ *   GLOBAL FUNCTIONS
+ **********************/
+
+void ili9163c_init(void)
+{
+	ESP_LOGD(TAG, "Init");
+
+	lcd_init_cmd_t ili_init_cmds[] = {
+		{ILI9163C_SWRESET, {0}, 0x80},		 // Software reset, 0 args, w/delay 120ms
+		{ILI9163C_SLPOUT, {0}, 0x80},		 // Out of sleep mode, 0 args, w/delay 5ms
+		{ILI9163C_CMD_GAMST, {0x04}, 1},	 // Gamma Curve
+		{ILI9163C_FRMCTR1, {0x0C, 0x14}, 2}, // Frame rate ctrl - normal mode
+		{ILI9163C_INVCTR, {0x07}, 1},		 // Display inversion ctrl, 1 arg, no delay:No inversion
+		{ILI9163C_PWCTR1, {0x0C, 0x05}, 2},	 // Power control, 2 args, no delay
+		{ILI9163C_PWCTR2, {0x02}, 1},		 // Power control, 1 arg
+		{ILI9163C_PWCTR3, {0x02}, 1},		 // Power control, 1 arg
+		{ILI9163C_VMCTR1, {0x20, 0x55}, 2},	 // Power control, 1 arg, no delay:
+		{ILI9163C_VMCOFFS, {0x40}, 1},		 // VCOM Offset
+#if ILI9163C_INVERT_COLORS == 1
+		{ILI9163C_INVON, {0}, 0}, // set inverted mode
+#else
+		{ILI9163C_INVOFF, {0}, 0}, // set non-inverted mode
+#endif
+		{ILI9163C_COLMOD, {0x5}, 1}, // set color mode, 1 arg, no delay: 16-bit color
+		{ILI9163C_SDDC, {0}, 1},	  // set source driver direction control
+		{ILI9163C_GAMCTL, {0x01}, 1}, // set source driver direction control
+		{ILI9163C_GMCTRP1, {0x36, 0x29, 0x12, 0x22, 0x1C, 0x15, 0x42, 0xB7, 0x2F, 0x13, 0x12, 0x0A, 0x11, 0x0B, 0x06}, 16}, // 16 args, no delay:
+		{ILI9163C_GMCTRN1, {0x09, 0x16, 0x2D, 0x0D, 0x13, 0x15, 0x40, 0x48, 0x53, 0x0C, 0x1D, 0x25, 0x2E, 0x34, 0x39}, 16}, // 16 args, no delay:
+		{ILI9163C_NORON, {0}, 0x80},																						// Normal display on, no args, w/delay 10 ms delay
+		{ILI9163C_DISPON, {0}, 0x80},																						// Main screen turn on, no args w/delay 100 ms delay
+		{0, {0}, 0xff}
+	};
+
+	//Initialize non-SPI GPIOs
+	gpio_pad_select_gpio(ILI9163C_DC);
+	gpio_set_direction(ILI9163C_DC, GPIO_MODE_OUTPUT);
+	gpio_pad_select_gpio(ILI9163C_RST);
+	gpio_set_direction(ILI9163C_RST, GPIO_MODE_OUTPUT);
+
+#if ILI9163C_ENABLE_BACKLIGHT_CONTROL
+	gpio_pad_select_gpio(ILI9163C_BCKL);
+	gpio_set_direction(ILI9163C_BCKL, GPIO_MODE_OUTPUT);
+#endif
+	//Reset the display
+	gpio_set_level(ILI9163C_RST, 0);
+	vTaskDelay(100 / portTICK_RATE_MS);
+	gpio_set_level(ILI9163C_RST, 1);
+	vTaskDelay(150 / portTICK_RATE_MS);
+
+	//Send all the commands
+	uint16_t cmd = 0;
+	while (ili_init_cmds[cmd].databytes != 0xff)
+	{
+		ili9163c_send_cmd(ili_init_cmds[cmd].cmd);
+		ili9163c_send_data(ili_init_cmds[cmd].data, ili_init_cmds[cmd].databytes & 0x1F);
+		if (ili_init_cmds[cmd].databytes & 0x80)
+		{
+			vTaskDelay(150 / portTICK_RATE_MS);
+		}
+		cmd++;
+	}
+
+	ili9163c_enable_backlight(true);
+
+	ili9163c_set_orientation(CONFIG_LV_DISPLAY_ORIENTATION);
+}
+
+void ili9163c_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map)
+{
+	uint8_t data[4];
+
+	/*Column addresses*/
+	ili9163c_send_cmd(ILI9163C_CASET);
+	data[0] = (area->x1 >> 8) & 0xFF;
+	data[1] = area->x1 & 0xFF;
+	data[2] = (area->x2 >> 8) & 0xFF;
+	data[3] = area->x2 & 0xFF;
+	ili9163c_send_data(data, 4);
+
+	/*Page addresses*/
+	ili9163c_send_cmd(ILI9163C_RASET);
+	data[0] = (area->y1 >> 8) & 0xFF;
+	data[1] = area->y1 & 0xFF;
+	data[2] = (area->y2 >> 8) & 0xFF;
+	data[3] = area->y2 & 0xFF;
+	ili9163c_send_data(data, 4);
+
+	/*Memory write*/
+	ili9163c_send_cmd(ILI9163C_RAMWR);
+
+	uint32_t size = lv_area_get_width(area) * lv_area_get_height(area);
+
+	ili9163c_send_color((void *)color_map, size * 2);
+}
+
+void ili9163c_enable_backlight(bool backlight)
+{
+#if ILI9163C_ENABLE_BACKLIGHT_CONTROL
+	ESP_LOGD(TAG, "%s backlight.", backlight ? "Enabling" : "Disabling");
+	uint32_t tmp = 0;
+
+#if (ILI9163C_BCKL_ACTIVE_LVL == 1)
+	tmp = backlight ? 1 : 0;
+#else
+	tmp = backlight ? 0 : 1;
+#endif
+
+	gpio_set_level(ILI9163C_BCKL, tmp);
+#endif
+}
+
+void ili9163c_sleep_in()
+{
+	uint8_t data[] = {0x08};
+	ili9163c_send_cmd(ILI9163C_SLPIN);
+	ili9163c_send_data(&data, 1);
+}
+
+void ili9163c_sleep_out()
+{
+	uint8_t data[] = {0x08};
+	ili9163c_send_cmd(ILI9163C_SLPOUT);
+	ili9163c_send_data(&data, 1);
+}
+
+/**********************
+ *   STATIC FUNCTIONS
+ **********************/
+
+static void ili9163c_send_cmd(uint8_t cmd)
+{
+	disp_wait_for_pending_transactions();
+	gpio_set_level(ILI9163C_DC, 0); /*Command mode*/
+	disp_spi_send_data(&cmd, 1);
+}
+
+static void ili9163c_send_data(void *data, uint16_t length)
+{
+	disp_wait_for_pending_transactions();
+	gpio_set_level(ILI9163C_DC, 1); /*Data mode*/
+	disp_spi_send_data(data, length);
+}
+
+static void ili9163c_send_color(void *data, uint16_t length)
+{
+	disp_wait_for_pending_transactions();
+	gpio_set_level(ILI9163C_DC, 1); /*Data mode*/
+	disp_spi_send_colors(data, length);
+}
+
+static void ili9163c_set_orientation(uint8_t orientation)
+{
+	assert(orientation < 4);
+
+	const char *orientation_str[] = {
+		"PORTRAIT", "PORTRAIT_INVERTED", "LANDSCAPE", "LANDSCAPE_INVERTED"};
+
+	ESP_LOGD(TAG, "Display orientation: %s", orientation_str[orientation]);
+
+	uint8_t data[] = {0x48, 0x88, 0xA8, 0x68};
+
+	ili9163c_send_cmd(ILI9163C_MADCTL);
+	ili9163c_send_data((void *)&data[orientation], 1);
+}