249 lines
6.8 KiB
C
249 lines
6.8 KiB
C
/**
|
|
* @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);
|
|
|
|
//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_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_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);
|
|
}
|