Add generic CalEPD SPI epaper driver
This commit is contained in:
Martin Fasani
parent
42ae32f373
commit
160035caca
7 changed files with 63 additions and 24 deletions
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@ -12,6 +12,8 @@ if(CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9341)
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list(APPEND SOURCES "lvgl_tft/ili9341.c")
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elseif(CONFIG_LV_EPAPER_EPDIY_DISPLAY_CONTROLLER)
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list(APPEND SOURCES "lvgl_tft/epdiy_epaper.cpp")
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elseif(CONFIG_LV_EPAPER_CALEPD_DISPLAY_CONTROLLER)
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list(APPEND SOURCES "lvgl_tft/calepd_epaper.cpp")
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elseif(CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9481)
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list(APPEND SOURCES "lvgl_tft/ili9481.c")
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elseif(CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9486)
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@ -45,6 +45,9 @@ extern "C" {
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// Here is the issue that it does not draw full epaper. Insufficient buffer:
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#elif defined (CONFIG_LV_EPAPER_EPDIY_DISPLAY_CONTROLLER)
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#define DISP_BUF_SIZE (LV_HOR_RES_MAX * 90)
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#elif defined (CONFIG_LV_EPAPER_CALEPD_DISPLAY_CONTROLLER)
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#define DISP_BUF_SIZE (LV_HOR_RES_MAX * 90)
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_HX8357
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#define DISP_BUF_SIZE (LV_HOR_RES_MAX * 40)
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_SH1107
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@ -89,7 +89,10 @@ menu "LVGL TFT/Epaper Display controller"
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bool
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help
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EPDIY parallel epaper controller.
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config LV_EPAPER_CALEPD_DISPLAY_CONTROLLER
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bool
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help
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CalEPD SPI epaper controller.
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config LV_TFT_DISPLAY_CONTROLLER_ILI9341
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bool
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help
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@ -271,8 +274,12 @@ menu "LVGL TFT/Epaper Display controller"
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bool "EPDIY_GENERIC"
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select LV_EPAPER_EPDIY_DISPLAY_CONTROLLER
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select LV_EPAPER_DISPLAY_PROTOCOL_PARALLEL
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#select LV_TFT_DISPLAY_PROTOCOL_SPI
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config LV_EPAPER_DISPLAY_USER_CONTROLLER_CALEPD
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bool "CALEPD_GENERIC"
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# Use also Parallel to avoid LGVL SPI instantiation
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select LV_EPAPER_CALEPD_DISPLAY_CONTROLLER
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select LV_EPAPER_DISPLAY_PROTOCOL_PARALLEL
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config LV_TFT_DISPLAY_USER_CONTROLLER_ILI9341
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bool "ILI9341"
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select LV_TFT_DISPLAY_CONTROLLER_ILI9341
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@ -2,15 +2,29 @@
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "epdiy_epaper.h"
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#include "calepd_epaper.h"
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// NOTE: This needs Epdiy component https://github.com/vroland/epdiy
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// Run idf.py menuconfig-> Component Config -> E-Paper driver and select:
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// Display type: LILIGO 4.7 ED047TC1
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// Board: LILIGO T5-4.7 Epaper
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// In the same section Component Config -> ESP32 Specifics -> Enable PSRAM
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#include "parallel/ED047TC1.h"
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Ed047TC1 display;
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//#include "parallel/ED047TC1.h"
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//Ed047TC1 display;
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// SPI Generic epapers (Goodisplay/ Waveshare)
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// Select the right class for your SPI epaper: https://github.com/martinberlin/cale-idf/wiki
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//#include <gdew0583t7.h>
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#include <gdew027w3.h>
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Gdew027w3 display(io);
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EpdSpi io;
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//Gdew0583T7 display(io);
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/** test Display dimensions
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* Do not forget to set: menuconfig -> Components -> LVGL configuration
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* Max. Horizontal resolution 264 -> WIDTH of your epaper
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* Max. Vertical resolution 176 -> HEIGHT
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*/
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/*********************
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* DEFINES
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@ -20,26 +34,29 @@ Ed047TC1 display;
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uint16_t flushcalls = 0;
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/* Display initialization routine */
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void epdiy_init(void)
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void calepd_init(void)
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{
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printf("epdiy_init\n");
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printf("calepd_init\n");
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display.init();
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display.setRotation(0);
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display.clearScreen();
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// Clear screen
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//display.update();
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}
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/* Required by LVGL */
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void epdiy_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map)
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void calepd_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map)
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{
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++flushcalls;
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printf("epdiy_flush %d x:%d y:%d w:%d h:%d\n", flushcalls,area->x1,area->y1,lv_area_get_width(area),lv_area_get_height(area));
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printf("flush %d x:%d y:%d w:%d h:%d\n", flushcalls,area->x1,area->y1,lv_area_get_width(area),lv_area_get_height(area));
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// Full update
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if (lv_area_get_width(area)==display.width() && lv_area_get_height(area)==display.height()) {
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display.update();
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} else {
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// Partial update: Looks nice but should find a way to clear that area first. Mode: MODE_EPDIY_WHITE_TO_GL16
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display.updateWindow(area->x1,area->y1,lv_area_get_width(area),lv_area_get_height(area),MODE_GC16);
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// Partial update:
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display.update(); // Uncomment to disable partial update
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//display.updateWindow(area->x1,area->y1,lv_area_get_width(area),lv_area_get_height(area), true);
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//display.updateWindow(area->x1,area->y1,lv_area_get_width(area),lv_area_get_height(area));
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}
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/* IMPORTANT!!!
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@ -48,19 +65,20 @@ void epdiy_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_ma
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}
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/* Called for each pixel */
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void epdiy_set_px_cb(lv_disp_drv_t * disp_drv, uint8_t* buf,
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void calepd_set_px_cb(lv_disp_drv_t * disp_drv, uint8_t* buf,
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lv_coord_t buf_w, lv_coord_t x, lv_coord_t y,
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lv_color_t color, lv_opa_t opa)
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{
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// Is printing Y axis only till 40 px: And flushing too many times
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//printf("%d ", (int16_t)y); // Works and prints "Hello world"
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//printf("%d ",(int16_t)color.full); // Debug colors
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//If not drawing anything: Debug to see if this function is called:
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//printf("set_px %d %d\n",(int16_t)x,(int16_t)y);
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// Test using RGB232
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int16_t epd_color = EPD_WHITE;
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// Color setting use: RGB232
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if ((int16_t)color.full<250) {
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epd_color = (int16_t)color.full/3;
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// Only monochrome:All what is not white, turn black
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if ((int16_t)color.full<254) {
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epd_color = EPD_BLACK;
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}
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display.drawPixel((int16_t)x, (int16_t)y, epd_color);
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}
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@ -19,14 +19,14 @@ extern "C" {
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#include "sdkconfig.h"
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/* Configure your display */
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void epdiy_init(void);
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void calepd_init(void);
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/* LVGL callbacks */
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void epdiy_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map);
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void calepd_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map);
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/* Only for monochrome displays. But we use epdiy_set_px also for epapers */
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//void epdiy_rounder(lv_disp_drv_t *disp_drv, lv_area_t *area);
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void epdiy_set_px_cb(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);
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void calepd_set_px_cb(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);
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#ifdef __cplusplus
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} /* extern "C" */
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@ -4,8 +4,7 @@
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#include "disp_driver.h"
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#include "disp_spi.h"
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// This should be included with CMakeLists but is not
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#include "lvgl_tft/epdiy_epaper.h"
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void disp_driver_init(void)
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{
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@ -13,6 +12,8 @@ void disp_driver_init(void)
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ili9341_init();
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#elif defined CONFIG_LV_EPAPER_EPDIY_DISPLAY_CONTROLLER
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epdiy_init();
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#elif defined CONFIG_LV_EPAPER_CALEPD_DISPLAY_CONTROLLER
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calepd_init();
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9481
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ili9481_init();
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9488
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@ -52,6 +53,8 @@ void disp_driver_flush(lv_disp_drv_t * drv, const lv_area_t * area, lv_color_t *
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ili9341_flush(drv, area, color_map);
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#elif defined CONFIG_LV_EPAPER_EPDIY_DISPLAY_CONTROLLER
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epdiy_flush(drv, area, color_map);
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#elif defined CONFIG_LV_EPAPER_CALEPD_DISPLAY_CONTROLLER
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calepd_flush(drv, area, color_map);
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9481
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ili9481_flush(drv, area, color_map);
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9488
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@ -108,6 +111,8 @@ void disp_driver_set_px(lv_disp_drv_t * disp_drv, uint8_t * buf, lv_coord_t buf_
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ssd1306_set_px_cb(disp_drv, buf, buf_w, x, y, color, opa);
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#elif defined CONFIG_LV_EPAPER_EPDIY_DISPLAY_CONTROLLER
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epdiy_set_px_cb(disp_drv, buf, buf_w, x, y, color, opa);
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#elif defined CONFIG_LV_EPAPER_CALEPD_DISPLAY_CONTROLLER
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calepd_set_px_cb(disp_drv, buf, buf_w, x, y, color, opa);
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_SH1107
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sh1107_set_px_cb(disp_drv, buf, buf_w, x, y, color, opa);
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_IL3820
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@ -20,6 +20,10 @@ extern "C" {
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#if defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9341
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#include "ili9341.h"
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#elif defined CONFIG_LV_EPAPER_EPDIY_DISPLAY_CONTROLLER
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#include "lvgl_tft/epdiy_epaper.h"
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#elif defined CONFIG_LV_EPAPER_CALEPD_DISPLAY_CONTROLLER
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#include "lvgl_tft/calepd_epaper.h"
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9481
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#include "ili9481.h"
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#elif defined CONFIG_LV_TFT_DISPLAY_CONTROLLER_ILI9488
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