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354 lines
14 KiB
354 lines
14 KiB
#include <stdlib.h>
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#include <sys/cdefs.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_lcd_panel_interface.h"
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#include "esp_lcd_panel_io.h"
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#include "esp_lcd_panel_vendor.h"
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#include "esp_lcd_panel_ops.h"
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#include "esp_lcd_panel_commands.h"
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#include "driver/gpio.h"
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#include "esp_log.h"
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#include "esp_check.h"
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#include "esp_lcd_gc9d01n.h"
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static const char *TAG = "gc9d01n";
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static esp_err_t panel_gc9d01n_del(esp_lcd_panel_t *panel);
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static esp_err_t panel_gc9d01n_reset(esp_lcd_panel_t *panel);
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static esp_err_t panel_gc9d01n_init(esp_lcd_panel_t *panel);
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static esp_err_t panel_gc9d01n_draw_bitmap(esp_lcd_panel_t *panel, int x_start, int y_start, int x_end, int y_end, const void *color_data);
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static esp_err_t panel_gc9d01n_invert_color(esp_lcd_panel_t *panel, bool invert_color_data);
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static esp_err_t panel_gc9d01n_mirror(esp_lcd_panel_t *panel, bool mirror_x, bool mirror_y);
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static esp_err_t panel_gc9d01n_swap_xy(esp_lcd_panel_t *panel, bool swap_axes);
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static esp_err_t panel_gc9d01n_set_gap(esp_lcd_panel_t *panel, int x_gap, int y_gap);
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static esp_err_t panel_gc9d01n_disp_on_off(esp_lcd_panel_t *panel, bool off);
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typedef struct{
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esp_lcd_panel_t base;
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esp_lcd_panel_io_handle_t io;
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int reset_gpio_num;
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bool reset_level;
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int x_gap;
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int y_gap;
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uint8_t fb_bits_per_pixel;
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uint8_t madctl_val; // save current value of LCD_CMD_MADCTL register
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uint8_t colmod_val; // save current value of LCD_CMD_COLMOD register
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const gc9d01n_lcd_init_cmd_t *init_cmds;
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uint16_t init_cmds_size;
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} gc9d01n_panel_t;
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esp_err_t esp_lcd_new_panel_gc9d01n(const esp_lcd_panel_io_handle_t io, const esp_lcd_panel_dev_config_t *panel_dev_config, esp_lcd_panel_handle_t *ret_panel){
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esp_err_t ret = ESP_OK;
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gc9d01n_panel_t *gc9d01n = NULL;
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gpio_config_t io_conf = {0};
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ESP_GOTO_ON_FALSE(io && panel_dev_config && ret_panel, ESP_ERR_INVALID_ARG, err, TAG, "invalid argument");
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gc9d01n = (gc9d01n_panel_t *)calloc(1, sizeof(gc9d01n_panel_t));
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ESP_GOTO_ON_FALSE(gc9d01n, ESP_ERR_NO_MEM, err, TAG, "no mem for gc9d01n panel");
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if (panel_dev_config->reset_gpio_num >= 0){
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io_conf.mode = GPIO_MODE_OUTPUT;
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io_conf.pin_bit_mask = 1ULL << panel_dev_config->reset_gpio_num;
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ESP_GOTO_ON_ERROR(gpio_config(&io_conf), err, TAG, "configure GPIO for RST line failed");
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}
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#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
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switch (panel_dev_config->color_space){
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case ESP_LCD_COLOR_SPACE_RGB:
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gc9d01n->madctl_val = 0;
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break;
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case ESP_LCD_COLOR_SPACE_BGR:
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gc9d01n->madctl_val |= LCD_CMD_BGR_BIT;
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break;
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default:
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ESP_GOTO_ON_FALSE(false, ESP_ERR_NOT_SUPPORTED, err, TAG, "unsupported color space");
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break;
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}
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#else
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switch (panel_dev_config->rgb_endian){
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case LCD_RGB_ENDIAN_RGB:
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gc9d01n->madctl_val = 0;
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break;
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case LCD_RGB_ENDIAN_BGR:
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gc9d01n->madctl_val |= LCD_CMD_BGR_BIT;
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break;
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default:
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ESP_GOTO_ON_FALSE(false, ESP_ERR_NOT_SUPPORTED, err, TAG, "unsupported rgb endian");
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break;
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}
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#endif
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switch (panel_dev_config->bits_per_pixel){
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case 16: // RGB565
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gc9d01n->colmod_val = 0x55;
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gc9d01n->fb_bits_per_pixel = 16;
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break;
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case 18: // RGB666
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gc9d01n->colmod_val = 0x66;
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// each color component (R/G/B) should occupy the 6 high bits of a byte, which means 3 full bytes are required for a pixel
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gc9d01n->fb_bits_per_pixel = 24;
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break;
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default:
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ESP_GOTO_ON_FALSE(false, ESP_ERR_NOT_SUPPORTED, err, TAG, "unsupported pixel width");
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break;
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}
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gc9d01n->io = io;
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gc9d01n->reset_gpio_num = panel_dev_config->reset_gpio_num;
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gc9d01n->reset_level = panel_dev_config->flags.reset_active_high;
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if (panel_dev_config->vendor_config){
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gc9d01n->init_cmds = ((gc9d01n_vendor_config_t *)panel_dev_config->vendor_config)->init_cmds;
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gc9d01n->init_cmds_size = ((gc9d01n_vendor_config_t *)panel_dev_config->vendor_config)->init_cmds_size;
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}
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gc9d01n->base.del = panel_gc9d01n_del;
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gc9d01n->base.reset = panel_gc9d01n_reset;
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gc9d01n->base.init = panel_gc9d01n_init;
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gc9d01n->base.draw_bitmap = panel_gc9d01n_draw_bitmap;
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gc9d01n->base.invert_color = panel_gc9d01n_invert_color;
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gc9d01n->base.set_gap = panel_gc9d01n_set_gap;
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gc9d01n->base.mirror = panel_gc9d01n_mirror;
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gc9d01n->base.swap_xy = panel_gc9d01n_swap_xy;
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#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
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gc9d01n->base.disp_off = panel_gc9d01n_disp_on_off;
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#else
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gc9d01n->base.disp_on_off = panel_gc9d01n_disp_on_off;
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#endif
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*ret_panel = &(gc9d01n->base);
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ESP_LOGD(TAG, "new gc9d01n panel @%p", gc9d01n);
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// ESP_LOGI(TAG, "LCD panel create success, version: %d.%d.%d", ESP_LCD_GC9D01N_VER_MAJOR, ESP_LCD_GC9D01N_VER_MINOR,
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// ESP_LCD_GC9D01N_VER_PATCH);
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return ESP_OK;
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err:
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if (gc9d01n){
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if (panel_dev_config->reset_gpio_num >= 0){
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gpio_reset_pin(panel_dev_config->reset_gpio_num);
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}
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free(gc9d01n);
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}
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return ret;
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}
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static esp_err_t panel_gc9d01n_del(esp_lcd_panel_t *panel){
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gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
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if (gc9d01n->reset_gpio_num >= 0){
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gpio_reset_pin(gc9d01n->reset_gpio_num);
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}
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ESP_LOGD(TAG, "del gc9d01n panel @%p", gc9d01n);
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free(gc9d01n);
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return ESP_OK;
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}
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static esp_err_t panel_gc9d01n_reset(esp_lcd_panel_t *panel){
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gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
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esp_lcd_panel_io_handle_t io = gc9d01n->io;
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// perform hardware reset
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if (gc9d01n->reset_gpio_num >= 0){
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gpio_set_level(gc9d01n->reset_gpio_num, gc9d01n->reset_level);
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vTaskDelay(pdMS_TO_TICKS(10));
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gpio_set_level(gc9d01n->reset_gpio_num, !gc9d01n->reset_level);
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vTaskDelay(pdMS_TO_TICKS(10));
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}
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else{ // perform software reset
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_SWRESET, NULL, 0), TAG, "send command failed");
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vTaskDelay(pdMS_TO_TICKS(20)); // spec, wait at least 5ms before sending new command
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}
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return ESP_OK;
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}
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static const gc9d01n_lcd_init_cmd_t vendor_specific_init_default[] = {
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// {cmd, { data }, data_size, delay_ms}
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// Enable Inter Register
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{0xFE, (uint8_t[]){0x00}, 0, 0},
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{0xEF, (uint8_t[]){0x00}, 0, 0},
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{0x80, (uint8_t[]){0xFF}, 1, 0},
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{0x81, (uint8_t[]){0xFF}, 1, 0},
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{0x82, (uint8_t[]){0xFF}, 1, 0},
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{0x84, (uint8_t[]){0xFF}, 1, 0},
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{0x85, (uint8_t[]){0xFF}, 1, 0},
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{0x86, (uint8_t[]){0xFF}, 1, 0},
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{0x87, (uint8_t[]){0xFF}, 1, 0},
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{0x88, (uint8_t[]){0xFF}, 1, 0},
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{0x89, (uint8_t[]){0xFF}, 1, 0},
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{0x8A, (uint8_t[]){0xFF}, 1, 0},
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{0x8B, (uint8_t[]){0xFF}, 1, 0},
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{0x8C, (uint8_t[]){0xFF}, 1, 0},
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{0x8D, (uint8_t[]){0xFF}, 1, 0},
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{0x8E, (uint8_t[]){0xFF}, 1, 0},
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{0x8F, (uint8_t[]){0xFF}, 1, 0},
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{0x3A, (uint8_t[]){0x05}, 1, 0},
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{0xEC, (uint8_t[]){0x01}, 1, 0},
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{0x74, (uint8_t[]){0x02, 0x0E, 0x00, 0x00, 0x00, 0x00, 0x00}, 7, 0},
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{0x98, (uint8_t[]){0x3E}, 1, 0},
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{0x99, (uint8_t[]){0x3E}, 1, 0},
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{0xB5, (uint8_t[]){0x0D, 0x0D}, 2, 0},
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{0x60, (uint8_t[]){0x38, 0x0F, 0x79, 0x67}, 4, 0},
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{0x61, (uint8_t[]){0x38, 0x11, 0x79, 0x67}, 4, 0},
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{0x64, (uint8_t[]){0x38, 0x17, 0x71, 0x5F, 0x79, 0x67}, 6, 0},
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{0x65, (uint8_t[]){0x38, 0x13, 0x71, 0x5B, 0x79, 0x67}, 6, 0},
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{0x6A, (uint8_t[]){0x00, 0x00}, 2, 0},
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{0x6C, (uint8_t[]){0x22, 0x02, 0x22, 0x02, 0x22, 0x22, 0x50}, 7, 0},
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{0x6E, (uint8_t[]){0x03, 0x03, 0x01, 0x01, 0x00, 0x00, 0x0F, 0x0F, 0x0D, 0x0D, 0x0B, 0x0B, 0x09, 0x09, 0x00, 0x00, 0x00, 0x00, 0x0A, 0x0A, 0x0C, 0x0C, 0x0E, 0x0E, 0x10, 0x10, 0x00, 0x00, 0x02, 0x02, 0x04, 0x04}, 32, 0},
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{0xBF, (uint8_t[]){0x01}, 1, 0},
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{0xF9, (uint8_t[]){0x40}, 1, 0},
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{0x9B, (uint8_t[]){0x3B, 0x93, 0x33, 0x7F, 0x00}, 5, 0},
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{0x7E, (uint8_t[]){0x30}, 1, 0},
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{0x70, (uint8_t[]){0x0D, 0x02, 0x08, 0x0D, 0x02, 0x08}, 6, 0},
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{0x71, (uint8_t[]){0x0D, 0x02, 0x08}, 3, 0},
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{0x91, (uint8_t[]){0x0E, 0x09}, 2, 0},
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{0xC3, (uint8_t[]){0x19, 0xC4, 0x19, 0xC9, 0x3C}, 5, 0},
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{0xF0, (uint8_t[]){0x53, 0x15, 0x0A, 0x04, 0x00, 0x3E}, 6, 0},
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{0xF1, (uint8_t[]){0x56, 0xA8, 0x7F, 0x33, 0x34, 0x5F}, 6, 0},
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{0xF2, (uint8_t[]){0x53, 0x15, 0x0A, 0x04, 0x00, 0x3A}, 6, 0},
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{0xF3, (uint8_t[]){0x52, 0xA4, 0x7F, 0x33, 0x34, 0xDF}, 6, 0},
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// {0x20, (uint8_t[]){0x00}, 0, 0},
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{0x36, (uint8_t[]){0x00}, 1, 0},
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{0x11, (uint8_t[]){0x00}, 0, 200},
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{0x29, (uint8_t[]){0x00}, 0, 0},
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{0x2C, (uint8_t[]){0x00}, 0, 20},
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};
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static esp_err_t panel_gc9d01n_init(esp_lcd_panel_t *panel){
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gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
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esp_lcd_panel_io_handle_t io = gc9d01n->io;
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// LCD goes into sleep mode and display will be turned off after power on reset, exit sleep mode first
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_SLPOUT, NULL, 0), TAG, "send command failed");
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vTaskDelay(pdMS_TO_TICKS(100));
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_MADCTL, (uint8_t[]){gc9d01n->madctl_val,},1),TAG, "send command failed");
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_COLMOD, (uint8_t[]){gc9d01n->colmod_val,},1),TAG, "send command failed");
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const gc9d01n_lcd_init_cmd_t *init_cmds = NULL;
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uint16_t init_cmds_size = 0;
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if (gc9d01n->init_cmds){
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init_cmds = gc9d01n->init_cmds;
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init_cmds_size = gc9d01n->init_cmds_size;
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}else{
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init_cmds = vendor_specific_init_default;
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init_cmds_size = sizeof(vendor_specific_init_default) / sizeof(gc9d01n_lcd_init_cmd_t);
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}
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bool is_cmd_overwritten = false;
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for (int i = 0; i < init_cmds_size; i++){
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// Check if the command has been used or conflicts with the internal
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switch (init_cmds[i].cmd){
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case LCD_CMD_MADCTL:
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is_cmd_overwritten = true;
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gc9d01n->madctl_val = ((uint8_t *)init_cmds[i].data)[0];
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break;
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case LCD_CMD_COLMOD:
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is_cmd_overwritten = true;
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gc9d01n->colmod_val = ((uint8_t *)init_cmds[i].data)[0];
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break;
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default:
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is_cmd_overwritten = false;
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break;
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}
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if (is_cmd_overwritten){
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ESP_LOGW(TAG, "The %02Xh command has been used and will be overwritten by external initialization sequence", init_cmds[i].cmd);
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}
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, init_cmds[i].cmd, init_cmds[i].data, init_cmds[i].data_bytes), TAG, "send command failed");
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vTaskDelay(pdMS_TO_TICKS(init_cmds[i].delay_ms));
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}
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ESP_LOGD(TAG, "send init commands success");
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return ESP_OK;
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}
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static esp_err_t panel_gc9d01n_draw_bitmap(esp_lcd_panel_t *panel, int x_start, int y_start, int x_end, int y_end, const void *color_data){
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gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
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assert((x_start < x_end) && (y_start < y_end) && "start position must be smaller than end position");
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esp_lcd_panel_io_handle_t io = gc9d01n->io;
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x_start += gc9d01n->x_gap;
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x_end += gc9d01n->x_gap;
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y_start += gc9d01n->y_gap;
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y_end += gc9d01n->y_gap;
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// define an area of frame memory where MCU can access
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_CASET, (uint8_t[]){(x_start >> 8) & 0xFF,x_start & 0xFF,((x_end - 1) >> 8) & 0xFF,(x_end - 1) & 0xFF,},4),TAG, "send command failed");
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_RASET, (uint8_t[]){(y_start >> 8) & 0xFF,y_start & 0xFF,((y_end - 1) >> 8) & 0xFF,(y_end - 1) & 0xFF,},4),TAG, "send command failed");
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// transfer frame buffer
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size_t len = (x_end - x_start) * (y_end - y_start) * gc9d01n->fb_bits_per_pixel / 8;
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_color(io, LCD_CMD_RAMWR, color_data, len), TAG, "send color failed");
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return ESP_OK;
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}
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static esp_err_t panel_gc9d01n_invert_color(esp_lcd_panel_t *panel, bool invert_color_data){
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gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
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esp_lcd_panel_io_handle_t io = gc9d01n->io;
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int command = 0;
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if (invert_color_data){
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command = LCD_CMD_INVON;
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}else{
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command = LCD_CMD_INVOFF;
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}
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, command, NULL, 0), TAG, "send command failed");
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return ESP_OK;
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}
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static esp_err_t panel_gc9d01n_mirror(esp_lcd_panel_t *panel, bool mirror_x, bool mirror_y){
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gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
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esp_lcd_panel_io_handle_t io = gc9d01n->io;
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if (mirror_x){
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gc9d01n->madctl_val |= LCD_CMD_MX_BIT;
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}else{
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gc9d01n->madctl_val &= ~LCD_CMD_MX_BIT;
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}
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if (mirror_y){
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gc9d01n->madctl_val |= LCD_CMD_MY_BIT;
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}else{
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gc9d01n->madctl_val &= ~LCD_CMD_MY_BIT;
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}
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_MADCTL, (uint8_t[]){gc9d01n->madctl_val}, 1), TAG, "send command failed");
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return ESP_OK;
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}
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static esp_err_t panel_gc9d01n_swap_xy(esp_lcd_panel_t *panel, bool swap_axes){
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gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
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esp_lcd_panel_io_handle_t io = gc9d01n->io;
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if (swap_axes){
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gc9d01n->madctl_val |= LCD_CMD_MV_BIT;
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}else{
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gc9d01n->madctl_val &= ~LCD_CMD_MV_BIT;
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}
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ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, LCD_CMD_MADCTL, (uint8_t[]){gc9d01n->madctl_val}, 1), TAG, "send command failed");
|
|
return ESP_OK;
|
|
}
|
|
|
|
static esp_err_t panel_gc9d01n_set_gap(esp_lcd_panel_t *panel, int x_gap, int y_gap){
|
|
gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
|
|
gc9d01n->x_gap = x_gap;
|
|
gc9d01n->y_gap = y_gap;
|
|
return ESP_OK;
|
|
}
|
|
|
|
static esp_err_t panel_gc9d01n_disp_on_off(esp_lcd_panel_t *panel, bool on_off){
|
|
gc9d01n_panel_t *gc9d01n = __containerof(panel, gc9d01n_panel_t, base);
|
|
esp_lcd_panel_io_handle_t io = gc9d01n->io;
|
|
int command = 0;
|
|
|
|
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
|
|
on_off = !on_off;
|
|
#endif
|
|
|
|
if (on_off){
|
|
command = LCD_CMD_DISPON;
|
|
}else{
|
|
command = LCD_CMD_DISPOFF;
|
|
}
|
|
ESP_RETURN_ON_ERROR(esp_lcd_panel_io_tx_param(io, command, NULL, 0), TAG, "send command failed");
|
|
return ESP_OK;
|
|
}
|