207 lines
13 KiB
C
207 lines
13 KiB
C
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// Display Library example for SPI e-paper panels from Dalian Good Display and boards from Waveshare.
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// Requires HW SPI and Adafruit_GFX. Caution: the e-paper panels require 3.3V supply AND data lines!
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//
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// Display Library based on Demo Example from Good Display: http://www.e-paper-display.com/download_list/downloadcategoryid=34&isMode=false.html
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//
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// Author: Jean-Marc Zingg
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//
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// Version: see library.properties
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//
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// Library: https://github.com/ZinggJM/GxEPD2
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// Supporting Arduino Forum Topics:
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// Waveshare e-paper displays with SPI: http://forum.arduino.cc/index.php?topic=487007.0
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// Good Display ePaper for Arduino: https://forum.arduino.cc/index.php?topic=436411.0
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// select the display class (only one), matching the kind of display panel
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#define GxEPD2_DISPLAY_CLASS GxEPD2_BW
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//#define GxEPD2_DISPLAY_CLASS GxEPD2_3C
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//#define GxEPD2_DISPLAY_CLASS GxEPD2_7C
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// select the display driver class (only one) for your panel
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//#define GxEPD2_DRIVER_CLASS GxEPD2_102 // GxEPD2_102 80x128, UC8175
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//#define GxEPD2_DRIVER_CLASS GxEPD2_154 // GDEP015OC1 200x200, IL3829, no longer available
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//#define GxEPD2_DRIVER_CLASS GxEPD2_154_D67 // GDEH0154D67 200x200, SSD1681
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//#define GxEPD2_DRIVER_CLASS GxEPD2_154_T8 // GDEW0154T8 152x152, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_154_M09 // GDEW0154M09 200x200, JD79653A
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//#define GxEPD2_DRIVER_CLASS GxEPD2_154_M10 // GDEW0154M10 152x152, UC8151D
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213 // GDE0213B1 128x250, IL3895, phased out
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B72 // GDEH0213B72 128x250, SSD1675A (IL3897)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B73 // GDEH0213B73 128x250, SSD1675B
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B74 // GDEM0213B74 128x250, SSD1680
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213_flex // GDEW0213I5F 104x212, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213_M21 // GDEW0213M21 104x212, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213_T5D // GDEW0213T5D 104x212, UC8151D
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290 // GDEH029A1 128x296, SSD1608 (IL3820)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T5 // GDEW029T5 128x296, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T5D // GDEW029T5D 128x296, UC8151D
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T94 // GDEM029T94 128x296, SSD1680
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T94_V2 // GDEM029T94 128x296, SSD1680, Waveshare 2.9" V2 variant
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290_M06 // GDEW029M06 128x296, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_260 // GDEW026T0 152x296, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_260_M01 // GDEW026M01 152x296, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_270 // GDEW027W3 176x264, EK79652 (IL91874)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_371 // GDEW0371W7 240x416, UC8171 (IL0324)
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#define GxEPD2_DRIVER_CLASS GxEPD2_420 // GDEW042T2 400x300, UC8176 (IL0398)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_420_M01 // GDEW042M01 400x300, UC8176 (IL0398)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_583 // GDEW0583T7 600x448, UC8179 (IL0371)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_583_T8 // GDEW0583T8 648x480, GD7965
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//#define GxEPD2_DRIVER_CLASS GxEPD2_750 // GDEW075T8 640x384, UC8179 (IL0371)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_750_T7 // GDEW075T7 800x480, GD7965
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//#define GxEPD2_DRIVER_CLASS GxEPD2_1160_T91 // GDEH116T91 960x640, SSD1677
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// 3-color e-papers
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//#define GxEPD2_DRIVER_CLASS GxEPD2_154c // GDEW0154Z04 200x200, IL0376F, no longer available
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//#define GxEPD2_DRIVER_CLASS GxEPD2_154_Z90c // GDEH0154Z90 200x200, SSD1682
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213c // GDEW0213Z16 104x212, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_213_Z19c // GDEW0213Z19 104x212, UC8151D
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290c // GDEW029Z10 128x296, UC8151 (IL0373)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290_Z13c // GDEH029Z13 128x296, UC8151D
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//#define GxEPD2_DRIVER_CLASS GxEPD2_290_C90c // GDEM029C90 128x296, SSD1680
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//#define GxEPD2_DRIVER_CLASS GxEPD2_270c // GDEW027C44 176x264, IL91874
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//#define GxEPD2_DRIVER_CLASS GxEPD2_420c // GDEW042Z15 400x300, UC8176 (IL0398)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_583c // GDEW0583Z21 600x448, UC8179 (IL0371)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_750c // GDEW075Z09 640x384, UC8179 (IL0371)
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//#define GxEPD2_DRIVER_CLASS GxEPD2_750c_Z08 // GDEW075Z08 800x480, GD7965
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//#define GxEPD2_DRIVER_CLASS GxEPD2_750c_Z90 // GDEH075Z90 880x528, SSD1677
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//#define GxEPD2_DRIVER_CLASS GxEPD2_1248 // GDEW1248T3 1303x984, UC8179
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// 7-color e-paper
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//#define GxEPD2_DRIVER_CLASS GxEPD2_565c // Waveshare 5.65" 7-color (3C graphics)
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// grey levels parallel IF e-papers on Waveshare e-Paper IT8951 Driver HAT
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//#define GxEPD2_DRIVER_CLASS GxEPD2_it60 // ED060SCT 800x600
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//#define GxEPD2_DRIVER_CLASS GxEPD2_it60_1448x1072 // ED060KC1 1448x1072
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//#define GxEPD2_DRIVER_CLASS GxEPD2_it78_1872x1404 // ED078KC2 1872x1404
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// SS is usually used for CS. define here for easy change
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#ifndef EPD_CS
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#define EPD_CS SS
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#endif
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#if defined(GxEPD2_DISPLAY_CLASS) && defined(GxEPD2_DRIVER_CLASS)
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// somehow there should be an easier way to do this
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#define GxEPD2_BW_IS_GxEPD2_BW true
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#define GxEPD2_3C_IS_GxEPD2_3C true
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#define GxEPD2_7C_IS_GxEPD2_7C true
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#define GxEPD2_1248_IS_GxEPD2_1248 true
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#define IS_GxEPD(c, x) (c##x)
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#define IS_GxEPD2_BW(x) IS_GxEPD(GxEPD2_BW_IS_, x)
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#define IS_GxEPD2_3C(x) IS_GxEPD(GxEPD2_3C_IS_, x)
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#define IS_GxEPD2_7C(x) IS_GxEPD(GxEPD2_7C_IS_, x)
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#define IS_GxEPD2_1248(x) IS_GxEPD(GxEPD2_1248_IS_, x)
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#include "GxEPD2_selection_check.h"
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#if defined (ESP8266)
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#define MAX_DISPLAY_BUFFER_SIZE (81920ul-34000ul-15000ul) // ~34000 base use, ~20000 application use
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#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2))
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#endif
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#endif
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#if defined(ESP32)
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#define MAX_DISPLAY_BUFFER_SIZE 65536ul // e.g.
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#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2))
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#endif
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// adapt the constructor parameters to your wiring
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#if !IS_GxEPD2_1248(GxEPD2_DRIVER_CLASS)
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#if defined(ARDUINO_LOLIN_D32_PRO)
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GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 0, /*RST=*/ 2, /*BUSY=*/ 15));
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#elif defined(ARDUINO_ESP32_DEV) // e.g. TTGO T8 ESP32-WROVER
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GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 2, /*RST=*/ 0, /*BUSY=*/ 4));
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#else
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// moved to epaper.c because of multiple definitions when in header
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//GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 17, /*RST=*/ 16, /*BUSY=*/ 4));
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#endif
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#else // GxEPD2_1248
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// Waveshare 12.48 b/w SPI display board and frame or Good Display 12.48 b/w panel GDEW1248T3
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// general constructor for use with all parameters, e.g. for Waveshare ESP32 driver board mounted on connection board
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GxEPD2_BW < GxEPD2_1248, GxEPD2_1248::HEIGHT / 4 > display(GxEPD2_1248(/*sck=*/ 13, /*miso=*/ 12, /*mosi=*/ 14,
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/*cs_m1=*/ 23, /*cs_s1=*/ 22, /*cs_m2=*/ 16, /*cs_s2=*/ 19,
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/*dc1=*/ 25, /*dc2=*/ 17, /*rst1=*/ 33, /*rst2=*/ 5,
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/*busy_m1=*/ 32, /*busy_s1=*/ 26, /*busy_m2=*/ 18, /*busy_s2=*/ 4));
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#endif
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#endif
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// can't use package "STMF1 Boards (STM32Duino.com)" (Roger Clark) anymore with Adafruit_GFX, use "STM32 Boards (selected from submenu)" (STMicroelectronics)
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#if defined(ARDUINO_ARCH_STM32)
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#define MAX_DISPLAY_BUFFER_SIZE 15000ul // ~15k is a good compromise
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#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2))
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#endif
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// adapt the constructor parameters to your wiring
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GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=4*/ EPD_CS, /*DC=*/ 3, /*RST=*/ 2, /*BUSY=*/ 1));
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#endif
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#if defined(__AVR)
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#if defined (ARDUINO_AVR_MEGA2560) // Note: SS is on 53 on MEGA
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#define MAX_DISPLAY_BUFFER_SIZE 5000 // e.g. full height for 200x200
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#else // Note: SS is on 10 on UNO, NANO
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#define MAX_DISPLAY_BUFFER_SIZE 800 //
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#endif
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#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2))
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#endif
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// adapt the constructor parameters to your wiring
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GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7));
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#endif
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#if defined(ARDUINO_ARCH_SAM)
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#define MAX_DISPLAY_BUFFER_SIZE 32768ul // e.g., up to 96k
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#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2))
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#endif
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// adapt the constructor parameters to your wiring
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GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=77*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7));
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#endif
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#if defined(ARDUINO_ARCH_SAMD)
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#define MAX_DISPLAY_BUFFER_SIZE 15000ul // ~15k is a good compromise
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#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2))
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#endif
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// adapt the constructor parameters to your wiring
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GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=4*/ 4, /*DC=*/ 7, /*RST=*/ 6, /*BUSY=*/ 5));
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//GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=4*/ 4, /*DC=*/ 3, /*RST=*/ 2, /*BUSY=*/ 1)); // my Seed XIOA0
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//GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=4*/ 3, /*DC=*/ 2, /*RST=*/ 1, /*BUSY=*/ 0)); // my other Seed XIOA0
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#endif
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#if defined(ARDUINO_ARCH_RP2040)
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#define MAX_DISPLAY_BUFFER_SIZE 131072ul // e.g. half of available ram
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#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8))
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#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS)
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#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2))
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#endif
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// adapt the constructor parameters to your wiring
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GxEPD2_DISPLAY_CLASS<GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS)> display(GxEPD2_DRIVER_CLASS(/*CS=4*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7));
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#endif
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#endif
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